Array.prototype.remove( element )

Array.prototype.remove(elem)

// Check to make sure indexOf is implemented (!!IE6).
if (!Array.indexOf) {
  Array.prototype.indexOf = function(elem) {
    var i=0,
        length=this.length;
    for (; i < length; i++) {
        if (this[i] === elem ) {
          return i;
        }
    }
    return -1;
  };
}
// Add remove method to Array.
Array.prototype.remove = function(elem) {
  return this.splice(this.indexOf(elem), 1);
}