With the recent mania over Web 2.0 and one of it's common bretheren, AJAX (BTW, Web 2.0 doesn't specifically dictate AJAX), there has been quite a proliferation of JavaScript frameworks (and frameworks built upon frameworks): prototype, moo.fx, MochiKit, DoJo, and more...

This is a convenient Javascript function that returns a value from a string of delimited values based upon the position index specified.

Here is a free JavaScript trim() function for your use. Trim is a common function in other languages' syntax that removes leading and trailing spaces in a string. It does not exist in JavaScript as a built-in String function.