js 關閉頁面時，彈出窗口

關閉頁面時，彈出窗口。只ie。

 

/****** popup a window while closing*****/
window.onbeforeunload = function (){
	openWin("b.html","",520,380);
	//alert("close");
	if (event.clientX < document.body.clientWidth && event.clientY<0 ||event.altKey){
	//alert("close.........");
	}else{
	//alert("flush");
	}
}

 

/***** open window *****/
function openWin(url,title,width,height){
	//titlebar=0,toolbar=0,menubar=0
	window.open(url,title,"width="+width+",height="+height+",top=200,left=350");
}