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js鼠标提示特效

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<html>
<head>
<title>又一个漂亮的JS鼠标提示特效 - www.webdm.cn</title>
<style type="text/css">
body{  font-size:9pt; line-height:140%;} 
#dhtmltooltip{
position: absolute;
width: 162px;
border: 2px solid black;
padding: 2px;
background-color: lightyellow;
visibility: hidden;
z-index: 100;
filter: progid:DXImageTransform.Microsoft.Shadow(color=gray,direction=135);
}
</style>
</head><body>
<div id="dhtmltooltip"></div>
<p align="center">
<script type="text/javascript">
var offsetxpoint=-60 
var offsetypoint=20
var ie=document.all
var ns6=document.getElementById && !document.all
var enabletip=false
if (ie||ns6)
var tipobj=document.all? document.all["dhtmltooltip"] : document.getElementById? document.getElementById("dhtmltooltip") : ""

function ietruebody(){
return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function ddrivetip(thetext, thecolor, thewidth){
if (ns6||ie){
if (typeof thewidth!="undefined") tipobj.style.width=thewidth+"px"
if (typeof thecolor!="undefined" && thecolor!="") tipobj.style.backgroundColor=thecolor
tipobj.innerHTML=thetext
enabletip=true
return false
}
}

function positiontip(e){
if (enabletip){
var curX=(ns6)?e.pageX : event.clientX+ietruebody().scrollLeft;
var curY=(ns6)?e.pageY : event.clientY+ietruebody().scrollTop;
var rightedge=ie&&!window.opera? ietruebody().clientWidth-event.clientX-offsetxpoint : window.innerWidth-e.clientX-offsetxpoint-20
var bottomedge=ie&&!window.opera? ietruebody().clientHeight-event.clientY-offsetypoint : window.innerHeight-e.clientY-offsetypoint-20

var leftedge=(offsetxpoint<0)? offsetxpoint*(-1) : -1000
if (rightedge<tipobj.offsetWidth)
tipobj.style.left=ie? ietruebody().scrollLeft+event.clientX-tipobj.offsetWidth+"px" : window.pageXOffset+e.clientX-tipobj.offsetWidth+"px"
else if (curX<leftedge)
tipobj.style.left="5px"
else
tipobj.style.left=curX+offsetxpoint+"px"
if (bottomedge<tipobj.offsetHeight)
tipobj.style.top=ie? ietruebody().scrollTop+event.clientY-tipobj.offsetHeight-offsetypoint+"px" : window.pageYOffset+e.clientY-tipobj.offsetHeight-offsetypoint+"px"
else
tipobj.style.top=curY+offsetypoint+"px"
tipobj.style.visibility="visible"
}
}

function hideddrivetip(){
if (ns6||ie){
enabletip=false
tipobj.style.visibility="hidden"
tipobj.style.left="-1000px"
tipobj.style.backgroundColor=''
tipobj.style.width=''
}
}
document.onmousemove=positiontip
</script>
</p>
<div align="center">
<table border="1" width="498" height="35" cellspacing="5" cellpadding="2" bgcolor="#f8f8f8" style="border-collapse: collapse" bordercolor="#C0C0C0">
<tr>
<td>
<p align="center">
<a onMouseover="ddrivetip('这其实是一个链接提示效果封装类','#e3f1b1', 200)" ; onMouseout="hideddrivetip()" target="_blank" href="/">网页代码站</a>   
<a onMouseover="ddrivetip('可以自设颜色值', 'skyblue', 105)" ; onMouseout="hideddrivetip()" target="_blank" href="/">Webdm.cn</a>   
<a onMouseover="ddrivetip('使用起来很方便', '#e0eff5', 250)" ; onMouseout="hideddrivetip()" target="_blank" href="/">Baidu.com</a></td>
</tr>
</table>
</div>
</body>
</html>

 

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