var newWin = null;
function popUp(strURL, strType, strHeight, strWidth) {
	if (newWin != null && !newWin.closed)
		newWin.close();
		var strOptions="";
	
		strOptions="location=0,menubar=1,resizable=1,scrollbars=1,status=0,titlebar=0,toolbar=0,height="+strHeight+",width="+strWidth;
	newWin = window.open(strURL, 'newWin', strOptions);
	newWin.focus();
}