Javascript string replace is a very useful function. Javascript has a built-in string replace function but it uses regular expressions. Read more »

You can use this Javascript to encode / decode url parameters. Script is fully compatible with UTF-8 encoding. Read more »

This Javascript is used to calculate MD5 hash of a string. MD5 is a widely-used cryptographic hash function with a 128-bit hash value. Read more »

This Javascript is used to calculate SHA-1 hash of a string. The Secure Hash Algorithm is one of the many cryptographic hash functions. Read more »

SHA-256 Javascript implementation is used to process variable length message into a fixed-length output using the SHA256 algorithm. Read more »

CRC32 function generates the cyclic redundancy checksum polynomial of 32-bit lengths of the string. Read more »

This base64 Javascript is used to encode / decode data using base64 encoding. This Javascript is fully compatible with UTF-8 encoding. Read more »

Use this Javascript to encode decode UTF-8 data. UTF-8 is a variable-length character encoding for Unicode. Read more »

Pad is a string manipulation function. Javascript pad implementation pads a string to a certain length with another string. Read more »

Javascript trim is a string function. It will trim all leading and trailing occurrences of whitespace characters. Read more »

Javascript open window sometimes is useful for adding a popup window to your pages. When the user clicks on a link, he will open a window which will displays a page. Read more »

Javascript cookies object with methods to save, read and erase them. Using these methods you can manipulate cookies on your site. Read more »

Javascript email validation is a simple method to determine if supplied email address syntax is valid. Read more »

Javascript context menu is very lightweight, OOP based and item-specific. You can attach this context menu to multiple containers. Read more »

Sortable HTML table JavaScript code can be used to convert tables in ordinary HTML into sortable ones. This script is unobtrusive. No additional coding is necessary. Read more »

Javascript drag and drop will enable you to drag elements on your page. You can attach this drag and drop handler to any relative or absolute positioned element. Read more »

A method to have unselectable text in a browser. Script makes text in an HTML page unselectable by visitors. Read more »

How to get rid of the delay that happens when you use multiple images with 'onmouseover'? Preload all the images. Read more »