<!--
var flyingwin
var popupwidth=200 //弹出窗口宽度
var popupheight=150 //弹出窗口高度
var marginright
var windowcenter
var i_top=200
var i_left=-popupwidth-50
var step=40
var timer
var waitingtime=3000 //时间为三秒(以毫秒为单位)
var pause=20
function showWindow() {
flyingwin = window.open("", "flyingwin", "toolbar=no,width="+popupwidth+",height="+popupheight+",top=100,left="+(-popupwidth)+"");
flyingwin.document.open();
flyingwin.document.write("<html><title>漂浮的窗口</title><body><p align=center>我来了!不过一会就走!</body></html>");
flyingwin.document.close();
if (document.all) {
marginright = screen.width+50
}
if (document.layers) {
marginright = screen.width+50
}
windowcenter=Math.floor(marginright/2)-Math.floor(popupwidth/2)
movewindow()
}
function movewindow() {
if (i_left<=windowcenter) {
flyingwin.moveTo(i_left,i_top)
i_left+=step
timer= setTimeout("movewindow()",pause)
}
else {
clearTimeout(timer)
timer= setTimeout("movewindow2()",waitingtime)
}
}
function movewindow2() {
if (i_left<=marginright) {
flyingwin.moveTo(i_left,i_top)
i_left+=step
timer= setTimeout("movewindow2()",pause)
}
else {
clearTimeout(timer)
flyingwin.close()
}
}
// -->
</SCRIPT>
<!--第二步:把网页Html中的<body>改为:-->
<BODY onload=showWindow()>