Adds .remove() method to Array.

array-remove.js

/**
 * Array Remove
 *
 * Based on code by John Resig http://ejohn.org/blog/javascript-array-remove/
 */
Array.prototype.remove = function(from, to) {
    // If first arg is not a number, try and find it in the array
    if(isNaN(from)) {
        from = this.indexOf(from);
        if(from < 0) {
            return;
        }
    }
    var rest = this.slice((to || from) + 1 || this.length);
    this.length = from < 0 ? this.length + from : from;
    return this.push.apply(this, rest);
};