var popUpWin=0;
function outsideWindow(URLStr)
{
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
  popUpWin = open(URLStr, 'popUpWin', 'toolbar=1,location=1,directories=no,status=1,menubar=no,scrollbars=1,resizable=1,copyhistory=yes,width='+750+',height='+500+',left='+10+', top='+10+',screenX='+10+',screenY='+10+'');
}
function hideElement(elementId){
	if(document.getElementById(elementId)){
		document.getElementById(elementId).style.display = 'none';
	}
}

function showElement(elementId){
	if(document.getElementById(elementId)){
		document.getElementById(elementId).style.display = '';
	}
}