http://bucarotechelp.com/design/jseasy This section contains Java Script code for features that you can add to your website. The code code is written simply and explained thoughly in the article so that someone, even without programming experience will understand how to customize it for their own use. en-us Mon, 20 Feb 2023 13:46:00 GMT http://www.rssboard.org/rss-specification http://bucarotechelp.com/design/jseasy/75100801.asp According to a StackOverflow developer survey, JavaScript is the most commonly used programming language for the tenth year in a row. Since its creation in 1995 JavaScript is used on pretty much every webpage. Here is why it's so popular. Mon, 20 Feb 2023 13:46:00 GMT http://bucarotechelp.com/design/jseasy/76060601.asp A common task with JavaScript is to change the case of the first letter in a string, or of an internal letter, or even change the case of an entire string. Fri, 24 Jun 2022 07:15:51 GMT http://bucarotechelp.com/design/jseasy/79002901.asp With HTML5 Canvas, it's possible to save the current transformation, do some drawing and transforming, and then restore the old transformation. Mon, 02 Dec 2019 12:33:51 GMT http://bucarotechelp.com/design/jseasy/79020101.asp In this article you learn how to create an alternation regular expression that will match alternate patterns in a string. Wed, 30 Oct 2019 10:03:17 GMT http://bucarotechelp.com/design/jseasy/79020301.asp In this article you learn how to controls where a regular expression matches a string, on a word or non-word boundary, at the beginning or end of a string. You also learned about multiline mode. Mon, 28 Oct 2019 13:44:35 GMT http://bucarotechelp.com/design/jseasy/79020601.asp Regular expression intervals tell us about the number of occurrences of a character in a string. Curly braces are used to define a precise count of how many occurrences you are checking for. Fri, 25 Oct 2019 10:16:44 GMT http://bucarotechelp.com/design/jseasy/79021001.asp In this article you learn how to match a pattern only when it comes after another pattern (or after not that pattern) or only when it comes before another pattern (or before not that pattern). Mon, 21 Oct 2019 13:32:09 GMT http://bucarotechelp.com/design/jseasy/79021401.asp In this article you learned how to use subexpressions to rearrange matches in a regular expression and how to replace the value of a subexpression match in the results. Thu, 17 Oct 2019 13:46:15 GMT http://bucarotechelp.com/design/jseasy/79021701.asp In this article you how to use regular expressions to match characters at the beginning, end, both beginning and end, or at any specified location in a string. Mon, 14 Oct 2019 13:14:09 GMT http://bucarotechelp.com/design/jseasy/79031201.asp A Regular Expression (regex) is a sequence of characters that define a pattern that allows you to search, match, locate, replace, manipulate, and manage text. In this article you'll learn how to use regular expressions to match a set of of characters. Wed, 18 Sep 2019 14:25:03 GMT http://bucarotechelp.com/design/jseasy/79031801.asp A Regular Expression (regex) is a sequence of characters that define a pattern that allows you to search, match, locate, replace, manipulate, and manage text. In this article you'll learn how to use regular expressions to count the number of matches. Thu, 12 Sep 2019 12:53:26 GMT http://bucarotechelp.com/design/jseasy/79040002.asp A Regular Expression (regex) is a sequence of characters that define a pattern that allows you to search, match, locate, replace, manipulate, and manage text. Regular expressions are very powerful, but also difficult to understand and complicated to use. Sat, 31 Aug 2019 13:01:07 GMT http://bucarotechelp.com/design/jseasy/80060201.asp In some applications, rather than the user's selection, you may want to copy the contents of a specific html element to the clip board. Or when the user initiates a Paste, you may want to direct the contents of the user's clipboard to a specific html element on the webpage. Here is the code for this. Thu, 28 Jun 2018 08:19:16 GMT http://bucarotechelp.com/design/jseasy/80072101.asp The JavaScript FileReader object allows web pages to read files stored on the user's computer. Files may be selected using the input element, or selected with a drag and drop operation. Thu, 10 May 2018 09:14:58 GMT http://bucarotechelp.com/design/jseasy/80093002.asp In JavaScript you define a string by placing its characters within double quotes. Thu, 01 Mar 2018 12:31:20 GMT http://bucarotechelp.com/design/jseasy/80100401.asp To display a value in currency format we first round the value to the required number of decimal places, then determine if we need to add trailing zeros. Sat, 24 Feb 2018 10:21:33 GMT http://bucarotechelp.com/design/jseasy/81011202.asp Its a fad now in JavaScript to code functions that return functions in order to avoid declaring global variables but the procedure is inefficient and unnecessary. Sat, 18 Nov 2017 13:55:10 GMT http://bucarotechelp.com/design/jseasy/81042101.asp You can use the JavaScript Math object's .random() method to generate a random number between two values, it returns a random floating-point number between 0 and 1 so you'll need to perform additional operations on it to scale it. Thu, 10 Aug 2017 14:04:08 GMT http://bucarotechelp.com/design/jseasy/81051801.asp A State Machine is a program, logic circuit, or mechanical device, that has a finite number of legal states. For example a traffic control signal can be red, yellow, or green. It can't be red and green. It can't be violet. Thu, 13 Jul 2017 19:54:49 GMT http://bucarotechelp.com/design/jseasy/81052603.asp Whether to use synchronous or asynchronous script loading depends upon the design of the webpage. Asynchronous script loading can cause the webpage can render more quickly. But if done without consideration for the design it can cause webpage flash or even errors. Wed, 05 Jul 2017 16:31:35 GMT http://bucarotechelp.com/design/jseasy/81061302.asp Some people think it's discourteous and annoying to have music playing on your webpage. But, hey, it is your webpage, and it depends upon your websites audience and purpose as to whether music is appropriate. In this article I show you how easy it is to configure music on your webpage. Sat, 17 Jun 2017 17:48:54 GMT http://bucarotechelp.com/design/jseasy/81061701.asp You've probably seen websites where a picture fades out, being replaced by another picture that fades in. This effect is called a visual transition and it's easy to do with just a tiny bit of code. Tue, 13 Jun 2017 19:30:19 GMT http://bucarotechelp.com/design/jseasy/81070101.asp One area of JavaScript that is full of inconsistencies and a source of frustration is working with browser events. In this article we implemet a cross-browser solution for handling events. Tue, 30 May 2017 15:50:34 GMT http://bucarotechelp.com/design/jseasy/81071103.asp This article provides JavaScript code and instruction to make an image wave like a flag. Sat, 20 May 2017 21:48:53 GMT http://bucarotechelp.com/design/jseasy/81071802.asp HTML5's drag-and-drop standard is designed to let you drag text or data from a textbox or table cell, to another textbox or table cell. But what if you want to drag an image, not to a target element, but to anywhere on a webpage. Then HTML5 drag-and-drop falls short. Sat, 13 May 2017 19:05:10 GMT http://bucarotechelp.com/design/jseasy/81080202.asp The way JavaScript supports inheritance is not like true object oriented languages like C+. In JavaScript, the prototype keyword allows an object to inherit the properties and methods of another object. Fri, 28 Apr 2017 17:11:43 GMT http://bucarotechelp.com/design/jseasy/81080601.asp Understanding variable scope is very important, because if you don't use scope properly, you could end up with unexpected results and a very confusing bug. The scope of a variable refers to the parts of the code from which it's visible. Mon, 24 Apr 2017 17:22:45 GMT http://bucarotechelp.com/design/jseasy/81092101.asp The HTML5 canvas element creates a sketchpad area on a webpage where you can use JavaScript to draw 2D shapes, graphics, animations, render bitmap images, and even create online presentations and build dynamic browser games. In this article you'll learn how to use drag-and-drop in your canvas projects. Fri, 10 Mar 2017 20:26:06 GMT http://bucarotechelp.com/design/jseasy/81110701.asp The HTML5 canvas element allows you to, when you don't need an extremely complex image, not require your webpage to load an image file, but instead to use JavaScript to the draw the graphics on your webpage. Tue, 24 Jan 2017 18:47:12 GMT http://bucarotechelp.com/design/jseasy/82001201.asp This article describes how to draw arcs using the canvas arc and arcTo functions with example code and an explanation of radians. Mon, 19 Dec 2016 22:11:19 GMT http://bucarotechelp.com/design/jseasy/82001901.asp The HTML5 canvas element is a webpage container for graphics. You can use JavaScript to draw within the canvas element. In this article to learn how to draw lines with round or square end caps and how to specify that where two lines join the joint should be miter, round or beveled. Mon, 12 Dec 2016 21:19:13 GMT http://bucarotechelp.com/design/jseasy/82002801.asp The canvas element is a webpage container for graphics. You can use JavaScript to draw graphics within the canvas element. In this article to learn how to place an image on a canvas with example code. Sat, 03 Dec 2016 21:59:40 GMT http://bucarotechelp.com/design/jseasy/82010301.asp Arrays are very useful in programming because they can be used like a data base. In this article you learn JavaScript with code examples to add or remove specific elements of an array. Sun, 27 Nov 2016 19:50:48 GMT http://bucarotechelp.com/design/jseasy/82011502.asp If you have a string with multiple occurrences of a substring within and you want to replace every occurrence of that substring with a different substring, this article provides a simple code example. Tue, 15 Nov 2016 15:03:21 GMT http://bucarotechelp.com/design/jseasy/82042801.asp If you have to load a large image or change a large image after the page has loaded you may want to change the mouse pointer to a wait cursor during the image loading time. Wed, 03 Aug 2016 17:28:54 GMT http://bucarotechelp.com/design/jseasy/82062401.asp I don't believe webmasters should have to work for free, and viewing a few banners is a very low cost for information that webmasters worked hard to research and prepare. In this article I provide code to boot ad blocker users off your Web site. Mon, 06 Jun 2016 17:50:18 GMT http://bucarotechelp.com/design/jseasy/82072001.asp If you need a client-side application where you have a table that you want to enable the user to add and remove rows and cells, this article provides you with JavaScript code to easily accomplish that. Wed, 11 May 2016 17:56:01 GMT http://bucarotechelp.com/design/jseasy/82072701.asp This article shows you how to restrict the user's keyboard input to a textbox to only the digits 0 and 1. You should to be able to modify the code for your own purposes. Wed, 04 May 2016 15:23:10 GMT http://bucarotechelp.com/design/jseasy/82080101.asp The first step in a binary subtraction is to replace the subtrahend with its 2's complement. But many people do this wrong because they don't understand the importance of magnitude. Fri, 29 Apr 2016 17:02:08 GMT http://bucarotechelp.com/design/jseasy/82081001.asp The HTML5 local storage mechanism is a nice replacement for cookies with it you can write up to 5MB of persistent data between multiple pages to a special file on the client computer. Wed, 20 Apr 2016 16:57:15 GMT http://bucarotechelp.com/design/jseasy/82081501.asp HTML5 brings us web storage, providing methods to store keyword/value data pairs in the user's browser. This example gives you JavaScript Code to allow user's to save and load a table using Web Storage. Sat, 16 Apr 2016 15:34:18 GMT http://bucarotechelp.com/design/jseasy/82081601.asp In the past allowing web pages to store data on your PC was considered too dangerous. Cookies can not be considered permanent and reliable storage. HTML5 brings us web storage, providing methods to store keyword/value data pairs in the user's browser. Thu, 14 Apr 2016 20:25:35 GMT http://bucarotechelp.com/design/jseasy/82082701.asp You don't really need JavaScript to convert a binary number to a hexadecimal number, however if you want to create a web application the JavaScript code to convert a binary number to hexadecimal number and to convert a hexadecimal number to a binary number is shown below. Sun, 03 Apr 2016 15:30:34 GMT http://bucarotechelp.com/design/jseasy/82091001.asp To convert a binary number to decimal add together the decimal weight of all positions that contain a 1. To convert a decimal number to binary place a 1 in all positions where you can subtract the weight of the binary position. Mon, 21 Mar 2016 16:20:01 GMT http://bucarotechelp.com/design/jseasy/82110601.asp People think JavaScript is hard when trying it out for the first time. This book is for Visual Learners. One page of this visual JavaScript guide can equal one chapter of a conventional book as illustrations can make a world of difference over strictly words on a page. Mon, 25 Jan 2016 20:43:46 GMT http://bucarotechelp.com/design/jseasy/83000801.asp A form is an html element that allows users to enter information. To experiment with forms in JavaScript, replace the method and action attributes in the form opening tag with onSubmit='javascript return false;' to prevent the form from being submitted to the server. Wed, 23 Dec 2015 18:51:49 GMT http://bucarotechelp.com/design/jseasy/83002302.asp To concatinate a string and a number, use the styring concatination operator. This is because JavaScript converts the number to a string. To use the + operator with a number, or numbers that are in string data type requires using parseInt() or parseFloat() to convert the strings to numbers. Tue, 08 Dec 2015 16:26:45 GMT http://bucarotechelp.com/design/jseasy/83011501.asp The canvas element is a webpage container for graphics. You can use JavaScript to draw graphics within the canvas element. Learn how to draw lines, rectangles, circles, and curves, code included. Mon, 16 Nov 2015 21:22:39 GMT http://bucarotechelp.com/design/jseasy/83021002.asp JavaScript is not a tightly typed language. Sometimes this comes in handy, but other times it can cause problems. Wed, 21 Oct 2015 21:45:35 GMT http://bucarotechelp.com/design/jseasy/83021401.asp Although JavaScript is a neat programming language, the basic foundation of the web is HTML. JavaScript gives you the ability to control and modify the HTML. Sat, 17 Oct 2015 20:54:00 GMT http://bucarotechelp.com/design/jseasy/86022202.asp The HTML checkbox element does not have a readonly attribute. This example provides a very simple work around that might help you solve the checkbox readonly problem in your own application. Thu, 09 Oct 2014 21:55:18 GMT http://bucarotechelp.com/design/jseasy/86110102.asp JavaScript is a wonderful little programming language. It's a client-side, meaning it runs right on your local computer, not on the web server, and it's a scripting language meaning it's run by an interpreter. Thu, 30 Jan 2014 20:33:23 GMT http://bucarotechelp.com/design/jseasy/87020601.asp One way to add to the exerience of visiting your website is to provide sound effects. It's extremely easy to add a click sound when a visitor clicks on a link. Fri, 25 Oct 2013 15:30:45 GMT http://bucarotechelp.com/design/jseasy/87020801.asp In this article you learn how to play and control music on your webpage including adding a play list and custom controller. Wed, 23 Oct 2013 19:43:05 GMT http://bucarotechelp.com/design/jseasy/87071101.asp JavaScript Cookbook is chock-full of code recipes that address common programming tasks, as well as techniques for building web apps that work in any browser. Just copy and paste the code samples into your project. Mon, 20 May 2013 15:04:57 GMT http://bucarotechelp.com/design/jseasy/87072801.asp Writing large numbers with the digits in groups of three make the numbers easier to read. In this article you'll learn how to code calculator applications that will accept the entry of numbers with commas, and return results with commas. Fri, 03 May 2013 16:30:28 GMT http://bucarotechelp.com/design/jseasy/87082801.asp The code I present here might not be the fewest lines possible to fill an array With random numbers, but it is the easiest to understand. Tue, 02 Apr 2013 15:56:27 GMT http://bucarotechelp.com/design/jseasy/88000302.asp In this article you'll learn how to use Java Script to re-arrange items in a select list. I'll explain the code in detail so that you'll be able to fully understand and modify it for your own use. Fri, 28 Dec 2012 18:54:23 GMT http://bucarotechelp.com/design/jseasy/88000401.asp In this article you'll learn how to use Java Script to move items from one select list to a second select list. I'll explain the code in detail so that you'll be able to fully understand and modify it for your own use. Thu, 27 Dec 2012 19:47:51 GMT http://bucarotechelp.com/design/jseasy/88012101.asp In this article you learn how to use Java Script to perform gravity calculations, elapsed time, distance traveled, instantaneous velocity, how to use the onchange event, how to use radio buttons, and much more. Fri, 09 Nov 2012 18:23:40 GMT http://bucarotechelp.com/design/jseasy/88012501.asp In this article I'll show you how to use to Java Script to create a cylinder / cone volume calculator. I'll explain everything in detail so that you can learn Java Script and modify the code for your own purposes. Mon, 05 Nov 2012 17:36:01 GMT http://bucarotechelp.com/design/jseasy/88012801.asp In this article You'll learn how to create a webpage that gives a list of the files in a folder. This example is for use with Internet Explorer Web browser on your local computer. Fri, 02 Nov 2012 16:28:19 GMT http://bucarotechelp.com/design/jseasy/88022601.asp You'll be surprised at how little code it requires and how easy it is to use Java Script along with CSS to create an animation. In this article, I show you how to create a simple butterfly animation. Fri, 05 Oct 2012 17:46:27 GMT http://bucarotechelp.com/design/jseasy/88022901.asp There are many ways to create an animation, but the simplest way is to use Java Script along with CSS. In this article, I show you how to create simple Java Script animations. Tue, 02 Oct 2012 16:12:24 GMT http://bucarotechelp.com/design/jseasy/88061702.asp This article describes the Java Script Math object .sin, .cos, and .tan methods along with how to convert degrees to radians and how to set the number of digits to the right of the decimal point. Wed, 13 Jun 2012 19:30:48 GMT http://bucarotechelp.com/design/jseasy/88062201.asp Starting an equilateral triangle is easy, you just draw a line. However, drawing the third point to create an exact equilateral triangle requires a bit of calculation. Fri, 08 Jun 2012 16:57:03 GMT http://bucarotechelp.com/design/jseasy/88081301.asp Sideways sliding slide shows are very popular on the Web, especially with companies that want to display their products or feature various aspects of their business. It's not difficult to program a sideways slide show, and in this article I show you how to create one with some basic Java Script. Tue, 17 Apr 2012 16:13:17 GMT http://bucarotechelp.com/design/jseasy/88081801.asp An HTML Select list is a form control used to create a drop-down list of items from which the user can select. You can use a select list as a navigation element by setting each option element's value attribute to the URL of a web site or web page. Thu, 12 Apr 2012 19:26:29 GMT http://bucarotechelp.com/design/jseasy/88081901.asp An HTML Select list is a form control used to create a drop-down list of items from which the user can select. You can allow the user to select multiple items in the list by setting its multiple attribute. Wed, 11 Apr 2012 16:11:48 GMT http://bucarotechelp.com/design/jseasy/88100902.asp This article shows you how to use Java Script to add, remove, and change items in a select list. Mon, 20 Feb 2012 19:28:03 GMT http://bucarotechelp.com/design/jseasy/88101202.asp Since you may have identically named items in multiple optgroups, you need to a way to get the name of the optgroup as well as the name of the option. The code in this article shows you how. Fri, 17 Feb 2012 17:21:20 GMT http://bucarotechelp.com/design/jseasy/88102703.asp An HTML Select list is a form control used to create a drop-down list of items from which the user can select. This article provides code to get the selected item from a select list. Thu, 02 Feb 2012 17:55:20 GMT http://bucarotechelp.com/design/jseasy/89030804.asp In Java Script you can code a function at design time, or you can have Java Script write the function code during execution. A function that is created at runtime is called an anonymous or dynamic function. Thu, 22 Sep 2011 19:58:37 GMT http://bucarotechelp.com/design/jseasy/89032501.asp In this article you learn how to create basic Java Script functions. You learn how to use parameters and how to return values, including how to return an array from a function. The article also intoduces variable scope. Mon, 05 Sep 2011 20:06:27 GMT http://bucarotechelp.com/design/jseasy/89041202.asp If the results of a mathematical operation in your script are not what you expected, make sure that you convert any numbers represented as strings to the actual number data type before performing the operation. Fri, 19 Aug 2011 17:01:16 GMT http://bucarotechelp.com/design/jseasy/91070404.asp You can password protect a webpage or your entire website with some very simple JavaScript. In this article, I provide you with the code to password protect your website with JavaScript using cookies. This method should NOT be used for anything that absolutely MUST be password protected. Updated to add requested new features. Fri, 05 Aug 2011 20:12:30 GMT http://bucarotechelp.com/design/jseasy/89051102.asp Using JavaScript along with CSS allows us to create some fun and interesting animations. One of the easiest things to create is an animated banner. In this article I'll show you how to use JavaScript and CSS to create an animated banner that squeezes text and which you can easily customize for your own use. Wed, 20 Jul 2011 19:26:14 GMT http://bucarotechelp.com/design/jseasy/89072702.asp One important part of the new HTML5 specification is the new date-time picker control. In this book you create a webform that uses the new date-time picker control, and you'll also create a small PHP server-side program that displays the value you entered into the date-time picker control when you click the Submit button to show how you can extract data from the control on the server. Wed, 04 May 2011 18:31:04 GMT http://bucarotechelp.com/design/jseasy/89072701.asp In this example I show you how to use HTML5 drag-and-drop to make a nice little application that could be used to teach children which classification different animals belong in. This example includes only the minimal code for the application to work. Wed, 04 May 2011 16:49:17 GMT http://bucarotechelp.com/design/jseasy/89082501.asp Have you seen some Web content that uses a group of several different size and color circles as a decoration? In this article I'll show you how to use a bit of Java Script code to draw a group of random size and color circles. Tue, 05 Apr 2011 21:57:57 GMT http://bucarotechelp.com/design/jseasy/90010801.asp JavaScript has matured from making Web pages dynamic to making them interactive, providing users with a rich and memorable Web experience. This unique book-and-DVD package prepares you for the new generation of Web browser changes that are occurring on the ever-evolving Web and shows you how JavaScript is an essential component of those changes. Mon, 22 Nov 2010 18:35:47 GMT http://bucarotechelp.com/design/jseasy/90020404.asp Being able to factor numbers is an important skill, one that is necessary to work with equations, fractions and polynomials. In this article, I show you how to use Java Script to factor a number, therefore you will learn a little mathematics and a little programming at the same time. Wed, 27 Oct 2010 22:34:31 GMT http://bucarotechelp.com/design/jseasy/90031403.asp One of the most powerful incentives for people to make a purchase is scarcity, and one of the most popular ways to create scarcity is have a "limited time" offer. Web pages that present a limited time offer always have a count down timer to let you know how much time is left. Thu, 16 Sep 2010 22:26:05 GMT http://bucarotechelp.com/design/jseasy/90071801.asp Using Java Script you can determine which keyboard key the user pressed. You can use this information to block certain keys, to replace a key's character, or to perform an action based upon a specific key being pressed. In this article, I'll provide some basic code for working with the keyboard. Thu, 13 May 2010 21:53:59 GMT http://bucarotechelp.com/design/jseasy/90080901.asp Mouse trails cause the mouse pointer to be followed by a trail of small images when the user moves it. This makes it easier for the user to locate the mouse pointer on the screen. In this article, I give you Java Script code that will cause mouse trails on your webpage. Wed, 21 Apr 2010 16:00:13 GMT http://bucarotechelp.com/design/jseasy/90092804.asp This article provides easy-to-use cut-and paste code for a Web page slide show, except this example has the extra feature that when the visitor moves their mouse pointer over the image, the slide show image will not change again until they move their mouse pointer off the image. Wed, 3 Mar 2010 17:45:57 GMT http://bucarotechelp.com/design/jseasy/91011101.asp Accelerators is a new feature added to Internet Explorer 8 designed to allow Microsoft to make money off your website and steal search revenue from webmasters. The only way I can find to disable accelerators on Your Website is to take away your website visitors ability to select text on your webpages. Thu, 19 Nov 2009 17:20:36 GMT http://bucarotechelp.com/design/jseasy/91011701.asp Spammers have robots that search the Web for such forms and when they find one, they use automated programs to submit thousands of spam. Webmasters have developed a method to prevent such abuse. In this article, I show you three different examples of using Java Script to implement this method for your own web form. Fri, 13 Nov 2009 20:06:28 GMT http://bucarotechelp.com/design/jseasy/91022402.asp Having lots of high quality content isn't enough. Visitors must know that the content is there to be had, and it must be easily accessible. In this article, I provide you with simple, straight forward code that creates an expanding menu. Wed, 7 Oct 2009 15:14:11 GMT http://bucarotechelp.com/design/jseasy/91040601.asp A comparison operator compares two values and returns the result "true" or "false". For comparing numeric values the operators perform the same as they do in algebra. For comparing character strings each character in the strings are converted to their ASCII values and then a numeric comparison is made. Tue, 25 Aug 2009 15:22:08 GMT http://bucarotechelp.com/design/jseasy/91052504.asp Once listed as nice to have, these days knowledge of JavaScript is a deciding factor when it comes to hiring web developers. This book treats JavaScript as a serious object-oriented language, showing you how to build robust, maintainable, and powerful libraries and applications. Read this book if you want to be able to take your JavaScript skills to a new level of sophistication. Mon, 6 Jul 2009 20:26:33 GMT http://bucarotechelp.com/design/jseasy/97082310.asp One method of password protecting your webpages is to use a cookie, but cookies are unreliable. If you can't trust a cookie to store the information that the user is logged in, where can you store it? In this example I'll show you how to use frames for JavaScript password security. Thu, 28 May 2009 15:52:45 GMT http://bucarotechelp.com/design/jseasy/91090002.asp Wouldn't it be convenient if the user was allowed to enter mixed numbers into a form rather than having to mentally convert them decimals? This code is designed to accept both decimal and mixed number input. Tue, 31 Mar 2009 19:25:49 GMT http://bucarotechelp.com/design/jseasy/91090001.asp In any case, I offer the following code for a Java Script Trim function. My goal for this code is not to set a speed record or demonstrate my programming prowess, but instead to provide something that is easy to understand so that you might feel confident in using it in your own projects. Tue, 31 Mar 2009 17:33:58 GMT http://bucarotechelp.com/design/jseasy/92000101.asp In this article I'll show you how to use to Java Script to create a Cube / Box Volume calculator. With this calculator, the user inputs the side dimension of a cube or the height, width and length of a box, and the calculator will return the volume. I'll explain everything in detail so that you can learn Java Script and modify the code for your own purposes. Tue, 30 Dec 2008 16:05:49 GMT http://bucarotechelp.com/design/jseasy/92002805.asp Sometimes you need something to happen after a delay, or you need something to occur repeatedly. This can be accomplished using Java Script timers. My objective in this article is to give you the timer code without surrounding it with a lot of confusing peripheral code so you can quickly use it for your own purposes. Wed, 3 Dec 2008 15:54:17 GMT http://bucarotechelp.com/design/jseasy/92041001.asp In this article you learn how to create a fading text banner, a fading text banner with several different messages that fade in and out, and a fading image banner with several different image banners that fade in and out. You also learn how to use the document.write method so that you can give a link to others to include your banners in their webpage. Thu, 21 Aug 2008 14:07:12 GMT http://bucarotechelp.com/design/jseasy/92051601.asp In this article you learn how to use to Java Script to create a Circle/Sphere calculator. The user enters the radius of a circle or sphere, and the calculator returns the area, circumference, surface area, and volume. The process for coding any calculator can be broken down into a step-by-step procedure. Tue, 15 Jul 2008 20:23:23 GMT http://bucarotechelp.com/design/jseasy/92052501.asp On the typical PC, Java Script Math object methods can return floating point numbers with up to 16 digits to the right of the decimal point. For most purposes, this kind of accuracy is not required, nor desired, and that many digits causes nothing but confusion. In this article, You'll learn how to round a floating point number to 4 digits to the right of the decimal point. Mon, 7 Jul 2008 17:15:00 GMT http://bucarotechelp.com/design/jseasy/92072302.asp In this article, I explain how to code a slide show that can display different size images without growing and shrinking your web page. I'll explain it in detail so that you can understand and feel comfortable using the code, then you can cut and paste the code into your webpage and modify it for your purposes. Thu, 8 May 2008 20:01:41 GMT http://bucarotechelp.com/design/jseasy/92091902.asp In this article, you learn how to get and set a webpage element's z-index. The example code provided used these principles to shuffle a small deck of playing cards by clicking or double-clicking on their images. You might use this information to create your own webpage card game, or for some other interesting application. Wed, 12 Mar 2008 20:05:56 GMT http://bucarotechelp.com/design/jseasy/92112101.asp When you want to work with multiple related values, you can use the Array object. The new keyword is required when creating an array of object type data, like an array of string objects. The new keyword is not required when creating an array of simple variable types, like integers. In this article you learn about mutidimensional arrays, and study examples of how to use each Array Object method. Thu, 10 Jan 2008 14:59:18 GMT http://bucarotechelp.com/design/jseasy/93001101.asp When you want to work with a date in Java Script, you need to use the Date object. In this article, you learn how to create a Date object for today, or for any date in the past or future. You learn how to find the difference between two dates, and how to format a date string any way that you desire. You also learn how to validate a date string returned from a text box in a form, which involved an introduction to JavaScript regular expressions. Thu, 20 Dec 2007 19:07:07 GMT http://bucarotechelp.com/design/jseasy/94020501.asp Java Script provides three different types of message boxes that allow you to display a short message to the user, or request a bit of information from the user. If one of these built-in message boxes don't suit your needs, this article shows you how to create your own custom message box. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/94021301.asp A Table is a powerful way to present information. You can make your table even more powerful by giving users the ability to sort it by different columns. In this article, I give you some simple Java Script code that you can use to make almost any table sortable by different columns. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/94030304.asp One of the most fun, interesting, and educational things you can do with Java Script is to make your own image-based digital clock. The fun part is selecting or creating your own images for the digits and other graphical elements of the clock. You can use 3D digits, digits that look like baby blocks, or digits made out of animals. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/94051701.asp You have probably come across a webpage where a small window appears at the side of the webpage and drifts to the center of the webpage. They are commonly used to present you with a form where you can enter your email address to subscribe to a newsletter. In this article I give you the code to create this type of moving popup window. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/95052001.asp In this article, you'll learn that it requires only a few lines of Java Script to let the visitors to your Web site control the font size. You'll also learn how to use a cookie to store their preference on their computer. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/95070401.asp Let's assume that you have a legitimate reason for disabling the back button. Maybe you need to restrain the user within a multi-page form. In this article, I show you how to disable the browser's Back button with a only few lines of Java Script code. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/95072101.asp In this article, I provide you with code that will pan an image back and forth, as if you where looking at a video. But this code does not require video, just a simple image and a few lines of Java Script code. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/95080501.asp In this article, I give you the code for a date picker calendar and I explain the code in detail so you'll feel comfortable modifying it for your own use. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/95081903.asp In this article, I provide you with Java Script code for a loan payment calculator. The process of designing a loan payment calculator, like any calculator, can be divided into the five steps. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/95090304.asp A slide show sequences through pictures of products. Wouldn't it be nice if the user could stop the slide show, go back to the previous picture, click on the picture to get detailed information about the product? Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/95091704.asp If you're a webmaster or system administrator, you may need to create many unique passwords. In this article, you'll learn what a good password is and how to generate random passwords with a few simple lines of Java Script code. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/95100004.asp In this article, I provide you with Java Script code for a Length Units Converter. For example, your visitor can enter a length in English feet and it will be converted to a length in metric meters. I keep the code as simple as possible. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/95102102.asp From a webpage designers point of view, drop-down lists require a lot of html tags. Wouldn't it be nice if you could just let the user drag-and-drop text into a simple text box. You can! Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/95112701.asp In this article you learn how to use Java Script to determine how far a user scrolled your webpage before leaving, and how to log this data on the server with an example using ASP. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/95112801.asp Increase usability by highlighting the button of the current section in the navigation bar. This helps the user understand where they are within the structure of your website. In this article you'll learn how to highlight the button of the current section. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/96000301.asp If you have a Web site related to health or dieting, or you just want to provide more useful features on your Web site, you can provide a BMI calculator. This article shows you how to code a Java Script BMI calculator for your Web site. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/96001102.asp This code creates a webpage with an html div containing the words ONE TWo THREE. A Java Script function uses the event object's clientX and clientY properties to determine which word the user clicked on and displays it in a message box. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/96001603.asp Almost everything on a webpage is an "object". Almost all objects can respond to an event. You can control what an object does in response to an event by creating an event handler. In this article, you'll learn four different ways to connect an event handler to an event. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/96012902.asp In this article, I provide you with Java Script code for a Decimal to Fahrenheit to Celsius / Celsius to Fahrenheit Converter. I'll explain the code in detail so that you can have confidence modifying it for use on your website. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/96020401.asp It's not easy for most people to convert between decimal and hexadecimal in their head. In this article, I will provide you with Java Script code for a Decimal to Hexidecimal / Hexidecimal to Decimal Converter. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/96052902.asp I'll start by showing you how to code a basic calendar that shows the current month with the current day highlighted. Then, how to code a webpage that can display several months simultaneously, and finally, a clickable appointments calendar. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/96071901.asp In this article you learn how to create a database using only a basic text editor along with any web browser. You won't believe how simple and powerful this method is. The database we design will have powerful features. Thu, 31 Aug 2017 16:24:58 GMT http://bucarotechelp.com/design/jseasy/97082940.asp Instead of using "in your face" skyscraper or double-wide banners, you can make a standard banner that expands to show more information. In this article, I provide you with easy code to create several different kinds of expanding banners. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/97092900.asp Suppose you want to create a digital photo album to display a group of pictures, but you don't want the page to be too large. One solution would be to display only one full size picture, and the other pictures as small thumbnail images. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/97102100.asp If you have a Web site where your visitor would find an online calculator very handy, with a little Java Script code you can easily provide a custom calculator right on your Web page. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/97112711.asp There are many reasons why you might not want to use CGI forms on your Web site. For example your web site may be on a free host that does not allow custom CGI scripts. You may want to conserve bandwidth on your Web server. Or maybe you just don’t want the hassle of CGI programming. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/98000470.asp You can use forms on your website to get information from the visitor. However a user might make an error, or forget and entry in a form. Ignorant and malicious users may deliberately enter trash into your form in an effort to break your application. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/98002851.asp In this article, I will show you how to use Java Script to create an animated banner. Using Java Script allows you to edit or replace images in the animation sequence, and change the amount of time each image is displayed without doing any recompiling. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/98010461.asp A rollover is when a user moves the mouse pointer over an image on a Web page the image is replaced with a new image. The simplest rollover can be created with the html code provided in this article. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/98010471.asp In previous articles I have stated my opinion that it very discourteous and stupid for Webmasters use advertising popup windows on their Web sites. They get paid $0.01 or less to shove a popup window in your face. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/98010571.asp One of the problems with creating such a slide show is that the images should all be the same size. If the images are not all the same size, your web page may grow and shrink as the different images are displayed. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/98010681.asp This article gives you the basics of designing, opening, and closing browser windows using Java Script. In future articles, I will show you how to do all kinds of annoying things with windows using Java Script. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/98011330.asp This article provides the minimal code for four different methods to add zoom to the pictures on your Web page. The first method uses a single image. When you click on the image a JavaScript function is used to enlarge the image. Tue, 18 Dec 2007 15:25:37 GMT http://bucarotechelp.com/design/jseasy/98012340.asp If you want to display a graph on your web page, you could use a graphics program to draw the graph, but that's time consuming and the resulting graph is static, it can't change or grow. In this article I will show you how to generate graphs using JavaScript. Tue, 18 Dec 2007 15:25:37 GMT