var $on = function(el,type,fnc){
	YAHOO.util.Event.addListener(el, type, fnc);
}
var get = function(id){
	return YAHOO.util.Dom.get(id);
}
function confirmThis(msg, url){
	if (confirm(msg)){
		window.location = url
	}
}
function popup(url){
	var win = window.open(url,'newwin','width=750,height=650,resizable=yes,toolbar=no,scrollbars=yes');
	win.focus();
}