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Home > Forums > Programmers > Languages > Javascript

Javascript FAQ Index

FAQ Index

Add numeric values together
FAQ Title Author Date Rating/#
How do I add numeric values dynamically without hitting the 'Submit' button? (version 1)  faq216-6644 GUJUm0deL 11 May 07 --
How do I add/subtract numeric values dynamically without hitting the 'Submit' button? (version 2)   faq216-6645 GUJUm0deL 11 May 07 --
 

Applications
FAQ Title Author Date Rating/#
How do I create a popup window   faq216-2034 onpnt 5 Nov 02 8.3 / 12
Javascript Tile Puzzle   faq216-4410 mwolf00 18 Dec 03 10.0 / 2
Simple VAT Calculator   faq216-1428 BigBadDave 9 Jun 02 5.8 / 4
What is DynAPI?   faq216-3561 missbarbell 9 May 03 --
 

AutoRun any file type
FAQ Title Author Date Rating/#
How do I   faq216-4759 codeone 22 Jan 04 8.0 / 4
 

Benchmarking
FAQ Title Author Date Rating/#
Benchmarking tool   faq216-6103 jemminger 10 Nov 05 --
 

Browser Enhancements
FAQ Title Author Date Rating/#
Bookmarklets / Favelets / JavaScript Tools  faq216-4345 adam0101 20 Sep 05 9.5 / 20
 

Checkboxes
FAQ Title Author Date Rating/#
Checkbox overview   faq216-1048 kristof 29 Aug 01 4.1 / 7
How do I create multiple exclusive checkbox groups?   faq216-6889 1Oracle 27 Feb 08 2.0 / 1
 

controling sound (IE)
FAQ Title Author Date Rating/#
How to controle playing of sounds.   faq216-4251 N3XuS 3 Oct 03 --
 

Cookies
FAQ Title Author Date Rating/#
How do I let users decide which stylesheet they want, and then store it in a cookie?   faq216-6093 cLFlaVA 4 Nov 05 --
How to Read and Write multiple Cookie variables   faq216-1956 tlhawkins 22 May 02 5.5 / 2
Let the user know when they last visited your web site   faq216-2297 adrikev 7 Aug 02 8.0 / 1
 

Counter Code
FAQ Title Author Date Rating/#
How do I write counter code that works from a local or network text file?  faq216-5305 BillyRayPreachersSon 3 May 06 --
 

Cursor Manipulation
FAQ Title Author Date Rating/#
How do I change my mouse pointer with JavaScript?   faq216-3280 Einstein47 7 Mar 03 8.3 / 4
 

Custom User Controls
FAQ Title Author Date Rating/#
Is there a control to select a Folder?  faq216-5201 adam0101 2 Feb 06 10.0 / 2
 

Date format
FAQ Title Author Date Rating/#
checking date format   faq216-567 SeAL 19 Mar 01 5.5 / 6
Creating a folder tree view   faq216-734 greyone 16 May 01 3.7 / 3
How to validate and re-format date inputs (default set to DD-MON-YYYY)   faq216-706 joezapp 4 May 01 10.0 / 2
Passing objects to functions called by setTimeout   faq216-632 philcha 9 Apr 01 8.0 / 5
 

DHTML
FAQ Title Author Date Rating/#
Change Part of a loaded HTML Page   faq216-5686 kpetursson 16 Feb 05 --
Dynamic CSS and JS loading  faq216-6458 dkdude 9 Nov 06 --
Dynamically including JavaScript files   faq216-6698 adam0101 1 Aug 07 9.3 / 4
How to keep content on the screen when scrolling (without that annoying animation that you see on other sites!)  faq216-4076 adam0101 20 Sep 05 6.5 / 6
Swap the CSS file based on screen size   faq216-4536 BlindPete 3 Dec 03 6.0 / 1
 

Document Object Model (DOM)
FAQ Title Author Date Rating/#
Document Object Model (DOM) For a Table   faq216-3588 mwolf00 15 May 03 5.3 / 3
How can I get all elements by their class (frequently called getElementsByClass or getElementsByClassName)  faq216-6104 BillyRayPreachersSon 14 Oct 06 10.0 / 1
Using JavaScript And DOM to Sort a Table   faq216-3599 mwolf00 19 May 03 8.3 / 3
 

Drag and Drop
FAQ Title Author Date Rating/#
How to move table rows around using drag and drop  faq216-5190 BillyRayPreachersSon 27 Jun 07 1.0 / 1
 

dynamic listboxes !
FAQ Title Author Date Rating/#
Creating new select list options dynamically   faq216-4766 simonchristieis 6 Feb 04 7.3 / 4
event handlers  faq216-344 jaredn 18 Dec 00 6.3 / 8
How do I create multi-level select / list / drop down boxes?  faq216-6294 BillyRayPreachersSon 10 May 06 5.5 / 2
how to dynamically modify the list in a listbox ?  faq216-335 iza 14 Dec 00 7.8 / 11
 

E-Mail Spammers
FAQ Title Author Date Rating/#
• Protect your email address   faq216-2195 SPYDERIX 27 Jun 03 8.3 / 6
Protect your email address - another way   faq216-4517 Lupo 1 Dec 03 1.0 / 2
 

errors
FAQ Title Author Date Rating/#
access denied   faq216-5040 jemminger 15 Apr 04 6.5 / 2
 

Event Handling
FAQ Title Author Date Rating/#
Change handlers on-the-fly   faq216-1063 baad 30 Aug 01 8.0 / 1
Event Bubbling (in IE)  faq216-425 jaredn 24 Jan 01 7.2 / 5
How to check activity on your page.   faq216-2700 Targol 5 Nov 02 5.0 / 3
How to prevent page reloading with a non-submitted form   faq216-6708 BabyJeffy 7 Aug 07 10.0 / 2
Making a <INPUT type=button> behave like the browser BACK button   faq216-3897 jpbrassard 15 Jul 03 --
onKeyPress Quick Navigation in IE and Netscape   faq216-1052 jsLove 29 Aug 01 5.5 / 2
 

form elements
FAQ Title Author Date Rating/#
disabling form elements  faq216-795 baad 5 Jun 01 3.8 / 6
How to create a combo box (autocomplete list box) - Cross browser compatible  faq216-5748 BillyRayPreachersSon 3 May 06 --
How to create an autocomplete select box  faq216-4818 nmath 23 Apr 04 5.5 / 2
How to disappear and re-appear form elements   faq216-3350 EdwardMartinIII 4 Jun 03 8.5 / 2
How to make enter behave like tab in dynamic form  faq216-6014 jonto786 9 Aug 05 --
How'd they do it in Hotmail ?   faq216-997 Deadline 14 Aug 01 3.3 / 3
Query String Generator  faq216-4364 Lrnmore 12 Aug 05 --
Selecting specific text in a textarea  faq216-6479 BillyRayPreachersSon 3 Dec 06 --
Sorting a select box  faq216-5347 BillyRayPreachersSon 3 May 06 10.0 / 1
Submit form when hitting return   faq216-4806 simonchristieis 3 Feb 04 --
 

Frames
FAQ Title Author Date Rating/#
How to dynamically resize a frame  faq216-5703 BillyRayPreachersSon 3 May 06 --
Interaction with frames  faq216-931 kristof 24 Jul 01 6.3 / 12
Open Page in a Frame/Destroy Frames   faq216-3190 4x4uk 16 Feb 03 --
 

Functions
FAQ Title Author Date Rating/#
Delete specific char from textfield/String var   faq216-5877 bclt 18 May 05 9.0 / 2
Not sure how many function parameters?   faq216-4729 simonchristieis 16 Jan 04 1.0 / 1
Randomizing a list of items   faq216-3878 caitlin 11 Jul 03 --
Supporting arguments.length on IE v5 and below  faq216-6126 BillyRayPreachersSon 3 May 06 --
 

General
FAQ Title Author Date Rating/#
What is Javascript?   faq216-6094 BabyJeffy 6 Nov 05 8.2 / 6
 

Graphics Display
FAQ Title Author Date Rating/#
Creating a colour gradient background without images  faq216-5889 BillyRayPreachersSon 3 May 06 --
Detecting the dimensions of an image client-side  faq216-5781 BillyRayPreachersSon 27 Jun 07 9.0 / 1
Dynamic client-side image creation  faq216-6010 BillyRayPreachersSon 3 May 06 --
How do I display graphics using JavaScript?   faq216-3516 EdwardMartinIII 5 May 03 9.0 / 1
Javascript Colour Picker   faq216-3521 dwarfthrower 2 May 03 9.7 / 3
Listing all fonts on a user's computer  faq216-5799 BillyRayPreachersSon 27 Jun 07 --
Selective preloading of linked images  faq216-4652 BillyRayPreachersSon 12 May 06 10.0 / 4
 

Helpful links
FAQ Title Author Date Rating/#
More on official documentation  faq216-383 jaredn 3 Jan 01 10.0 / 1
Where to find the official documentation  faq216-357 tanderso 23 Dec 00 10.0 / 1
 

Hiding source code
FAQ Title Author Date Rating/#
How do I keep my source code secret?  faq216-355 tanderso 23 Dec 00 6.9 / 39
How to hide your source code   faq216-5090 Supra 30 Apr 04 7.0 / 3
 

How to disable ....
FAQ Title Author Date Rating/#
IE6+ Image Toolbar   faq216-3602 jemminger 20 May 03 10.0 / 1
VIEW-SOURCE  faq216-4765 jemminger 8 Nov 05 6.5 / 11
 

Javascript Events
FAQ Title Author Date Rating/#
An Alternative to Dreamweaver's MouseOver fucntion   faq216-5355 tviman 5 Aug 04 --
How to use multiple window.onload events with external scripts  faq216-4862 adam0101 20 Sep 05 --
Table cell background color onMouseOver   faq216-1227 Glowball 30 Oct 01 7.6 / 7
 

JavaScript Links
FAQ Title Author Date Rating/#
How to make links that open new windows  faq216-594 petey 9 Apr 04 7.6 / 9
JavaScript References  faq216-5228 BillyRayPreachersSon 16 Mar 07 1.0 / 1
 

Javascript Search Engine
FAQ Title Author Date Rating/#
Creating a 'Google" search for your site.   faq216-4872 GUJUm0deL 22 Feb 04 10.0 / 1
How can I have a search engine on my site??   faq216-1332 GUJUm0deL 3 Jul 02 8.8 / 8
 

just programming features
FAQ Title Author Date Rating/#
pass variable by its address (pointers)   faq216-958 baad 2 Aug 01 9.0 / 1
 

Menu Features
FAQ Title Author Date Rating/#
How to write dynamic menus with JS and hidden divs.   faq216-3320 Targol 12 Mar 03 7.6 / 5
 

Navigation
FAQ Title Author Date Rating/#
How to detect if shift key is pressed when clicking on a link   faq216-4893 bustell 27 Feb 04 1.0 / 1
Listbox Navigation   faq216-4155 webmigit 12 Sep 03 2.0 / 1
 

Netscape/IE differences
FAQ Title Author Date Rating/#
My javascript works in IE, but not Netscape   faq216-1209 bgreenhouse 26 Oct 01 4.8 / 4
 

Network
FAQ Title Author Date Rating/#
How do I detect whether my computer is online or offline?  faq216-6639 BillyRayPreachersSon 21 May 07 --
 

Object Referencing
FAQ Title Author Date Rating/#
Using brackets as an alternative to dot notation and eval()  faq216-3858 adam0101 20 Sep 05 8.4 / 10
Why do I get a null or not an object error?   faq216-3046 onpnt 19 Jan 03 8.5 / 2
 

Objects
FAQ Title Author Date Rating/#
How to show more detail about an object  faq216-6325 BillyRayPreachersSon 17 Jun 06 --
 

Opening and closing a window
FAQ Title Author Date Rating/#
Options available for new windows.  faq216-329 GIGN 11 Dec 00 6.0 / 11
Center a New Window   faq216-3542 jemminger 6 May 03 5.0 / 2
Closing all popup windows  faq216-4783 BillyRayPreachersSon 27 Jun 07 2.0 / 1
Detecting if a popup has been blocked  faq216-5752 BillyRayPreachersSon 27 Jun 07 --
How do I center a popup window for all resolutions   faq216-2296 adrikev 28 Feb 03 --
How do I open a new window in JavaScript and then change the opener's URL, closing the new window?  faq216-115 carpeliam 7 Jul 00 6.1 / 12
How do I pop open a "worksheet" window, and then pass the results back to the calling window?   faq216-3388 EdwardMartinIII 1 May 03 9.4 / 5
How to close all open popup windows you opened  faq216-4740 simonchristieis 29 Oct 04 1.0 / 1
How to disable right click in browsers  faq216-220 NickBulka 8 Sep 00 3.3 / 4
 

Opera browser
FAQ Title Author Date Rating/#
Opera browser identification   faq216-1512 starway 30 Jan 02 10.0 / 1
 

Pass value to checkbox
FAQ Title Author Date Rating/#
How to pass a value from Drop-down to Textbox...   faq216-2024 GUJUm0deL 11 Jun 02 8.3 / 3
 

Printing
FAQ Title Author Date Rating/#
How can I guarantee printing format?   faq216-738 link9 7 Mar 02 7.4 / 17
How do I print all frames?   faq216-803 XMLidiot 6 Jun 01 4.0 / 3
How to print an alternate view of your page  faq216-5769 adam0101 17 Oct 07 10.0 / 1
 

radio button groups
FAQ Title Author Date Rating/#
Detecting selected radio button.  faq216-342 GIGN 17 Dec 00 6.8 / 8
 

Resolution fixer
FAQ Title Author Date Rating/#
how to relocate a positioned element  faq216-430 GIGN 27 Jan 01 --
 

Run a html program off a CD:
FAQ Title Author Date Rating/#
How to run your HTML programs from a CD:   faq216-3391 codeone 22 Jan 04 2.0 / 3
 

Searching Google...
FAQ Title Author Date Rating/#
How Googlebot Handles Javascript   faq216-6740 KABUSA 27 Sep 07 --
How to have a web search box on your site...   faq216-1702 GUJUm0deL 27 Mar 02 3.7 / 3
 

Sending data between pages
FAQ Title Author Date Rating/#
Communicating between two windows --   faq216-692 link9 27 Apr 01 7.9 / 19
How to send a string to another page e.g. simple online photo almbum   faq216-5172 danbhala 2 Jun 04 --
setting variable with query strings  faq216-343 GIGN 17 Dec 00 8.7 / 12
 

Show and Hide div tags
FAQ Title Author Date Rating/#
How to show and hide using div's   faq216-5923 GUJUm0deL 16 Jun 05 9.0 / 1
 

Strings
FAQ Title Author Date Rating/#
Converting HTML character entities to characters   faq216-6361 BillyRayPreachersSon 28 Jul 06 --
trim(), startsWith() and endsWith() in JavaScript?  faq216-6620 Jay1Roy 17 Apr 07 --
 

Tables ehancement
FAQ Title Author Date Rating/#
How to dynamically reorder table content ?   faq216-2692 Targol 4 Nov 02 7.0 / 2
How to let your users move entire columns in a table around?   faq216-5220 friendlyposter 18 Jun 04 --
Showing / hiding table columns  faq216-5397 BillyRayPreachersSon 3 May 06 --
 

Validation
FAQ Title Author Date Rating/#
A simpler form of numeric validation  faq216-6160 GUJUm0deL 10 Feb 06 10.0 / 1
Another Regular Expression Based Validation   faq216-4073 Tarwn 27 Aug 03 9.0 / 1
Clicking a certian radiobutton means you MUST check the checkbox...  faq216-419 GUJUm0deL 20 Jan 01 7.5 / 4
Ensure that the user enters a valid decimal number   faq216-2819 erayoral 29 Nov 02 --
Ensure that the user enters only digits   faq216-2818 erayoral 29 Nov 02 10.0 / 1
How to validate a US Phone Number on the fly   faq216-3343 EdwardMartinIII 17 Mar 03 8.7 / 3
My form still submits even though I validate it.   faq216-2809 HellTel 27 Nov 02 8.7 / 3
Non-RegExp Email Validation Script  faq216-5701 BillyRayPreachersSon 27 Jun 07 10.0 / 1
Validate: StartDate < EndDate   faq216-3707 Rougy 16 Jun 03 8.5 / 2
Validation using Object-Oriented Patterns   faq216-1165 Glowball 14 Oct 01 7.7 / 6
 

Validation via Arrays
FAQ Title Author Date Rating/#
Validating a form (easier step)   faq216-1556 GUJUm0deL 7 Feb 02 8.7 / 3
 

variable passing
FAQ Title Author Date Rating/#
How do I pass variables between two pages? (GET method)  faq216-5442 chessbot 24 Apr 06 9.0 / 2
Modifying parent data from modal dialog   faq216-5782 dace 29 Mar 05 --
 

window.opener
FAQ Title Author Date Rating/#
Pass a anchor back to the opening window   faq216-5336 GUJUm0deL 27 Jul 04 1.0 / 1