function _open_scroll(theURL, winName, width, height) { //v2.1
		msgWindow=window.open(theURL , winName, 'height='+height+',width='+width+',top='+((screen.availHeight - height) /2)+',left='+((screen.availWidth - width) /2) + ',status=0,resizable=1,scrollbars=1,location=0'); 
		msgWindow.focus();
		return false;
	}

	function _open(theURL, winName, width, height) { //v2.1
		msgWindow=window.open(theURL , winName, 'height='+height+',width='+width+',top='+((screen.availHeight - height) /2)+',left='+((screen.availWidth - width) /2) + ',status=0,resizable=1,scrollbars=0,location=0'); 
		msgWindow.focus();
		return false;
	}