// window.onload is stored as a var called oldonload
// if no function has been added, then juad add the function name being passed in.
// if there is a function already, then add the new function after the existing ones.


function addLoadEvent(func){
  var oldonload = window.onload;
  if (typeof window.onload != 'function'){
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }  
}