function crossDomId(x) {
  if(document.all && !document.getElementById)
    return document.all.x;
  else
    return document.getElementById(x);
}

function buttonOver(){

	arguments[0].src = arguments[1];
}

function buttonOut(){
	arguments[0].src = arguments[1];
}

function submitForm(elementId){
  crossDomId(elementId).submit();
}

function openPopUp(url){
  window.open(url,'popupWindow','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no,width=375,height=500');
}