点击可以关闭的浮动广告

  <script type="text/javascript">
function hidead()
{document.getElementById("ad").style.display="none";}
</script>
<div id="ad" style="position:absolute">
<DIV onClick="hidead();" style="FONT-SIZE: 9pt; CURSOR: hand" align=right><font color="red">关闭×</font></DIV>
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                        width="340" height="227">
                        <param name="movie" value="flash/国庆.swf">
                        <param name="quality" value="high">
                        <param name="wmode" value="transparent" />
                        <embed src="flash/国庆.swf" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer"
                            type="application/x-shockwave-flash" width="340" height="227"></embed></object>

</div>
<script>
var x = 50,y = 60
var xin = true, yin = true
var step = 1
var delay = 1
var obj=document.getElementById("ad")
function floatAD() {
var L=T=0
var R= document.body.clientWidth-obj.offsetWidth
var B = document.body.clientHeight-obj.offsetHeight
obj.style.left = x + document.body.scrollLeft
obj.style.top = y + document.body.scrollTop
x = x + step*(xin?1:-1)
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if (y < T) { yin = true; y = T }
if (y > B) { yin = false; y = B }
}
var itl= setInterval("floatAD()", delay)
obj.onmouseover=function(){clearInterval(itl)}
obj.onmouseout=function(){itl=setInterval("floatAD()", delay)}
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