Array.prototype.foreach = function(callback) {
  for(var k=0; k<this.length; k++) {
    callback(k, this[k]);
  }
}

http://www.naden.de/blog/javascript-foreach

I saw a lot of bad javascritp foreach examples ... so here is the best solution. See the link (german) for another snippet to iterate over object properties via foreach.

Javascritp foreach

javascript

JavaScript