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<style type="text/css">
.fontClass{
width:16px;
height:16px;
float:left;
}
#divMessage{
width:112px;
height:16px;
position:absolute;
}
#a0{
color : red;
}
#a1{
color : orange;
}
#a2{
color : yellow;
}
#a3{
color : lime;
}
#a4{
color : #00ffff;
}
#a5{
color : blue;
}
#a6{
color : purple;
}
</style>
<script language="javascript">
var message = "赤橙黄绿青蓝紫";
message = message.split("");
function moveDiv(){
document.getElementById("divMessage").style.left=(event.clientX+document.body.scrollLeft)+"px";
document.getElementById("divMessage").style.top=(event.clientY+document.body.scrollTop)+"px";
for(var i=0;i<message.length;i++){
document.getElementById("a"+i).style.visibility="visible";
}
hideCharacters();//如果不调用该方法就一直显示
}
function hideCharacters(){
for(var i=0;i<message.length;i++){
setTimeout("hideElement('a"+i+"')",100*i);
}
}
function hideElement(theId){
document.getElementById(theId).style.visibility="hidden";
}
</script>
<body onmousemove="moveDiv()">
<script>
for (i=0;i <message.length;i++) {
document.write("<div id='divMessage'>");
document.write(" <span id='a"+i+"' class='fontClass'>") ;
document.write(message[i]) ;
document.write(" </span>");
}
</script>
</body>