function wstatus(str){
	window.status=str;
	return true;
}

function c(text)
{
  return confirm(text);
}

function Popup(Url,PopupName,dl_width,dl_height){
	var x		= Math.round((screen.availWidth  - dl_width) / 2);
	var y		= Math.round((screen.availHeight - dl_height) / 2);
window.open(Url,PopupName,"left=" + x + ",top=" + y + ", scrollbars=no,resizable=no,width="+dl_width+",height="+dl_height+",memubar=no");
}


  function display_yes(ID)
	 {
		
      xxl=document.getElementById(ID)
  	 xxl.style.display=xxl.style.display=="none"?"":"none";
	 }