var newWin = null;
	function popUp(strURL) {
 		if (newWin != null && !newWin.closed)
    		newWin.close();
	 	var strOptions="";
    	strOptions="resizable,height=520,width=520";
		newWin = window.open(strURL, 'newWin', strOptions);
		newWin.focus();
   }