你那个好像有规律,那直接用for去根据规律改就行了。
for(var i=1; i<=8; i++){
$("M"+i).over="../Images/Cn/Menu2_" + parseInt((2*i)-1) + ".gif"
$("M"+i).out="../Images/Cn/Menu_" + parseInt((2*i)-1) + ".gif"
$("M"+i).onmouseover=function(){this.src=this.getAttribute("over") }
$("M"+i).onmouseout=function(){this.src=this.getAttribute("out") }
}
for(var i=1; i<=8; i++){
$("M"+i).over="../Images/Cn/Menu2_" + parseInt((2*i)-1) + ".gif"
$("M"+i).out="../Images/Cn/Menu_" + parseInt((2*i)-1) + ".gif"
$("M"+i).onmouseover=function(){this.src=this.getAttribute("over") }
$("M"+i).onmouseout=function(){this.src=this.getAttribute("out") }
}
<script type="text/javascript">
function $(Obj){
return document.getElementById(Obj);
}
var Serkey = $("Serkey");
Serkey.onfocus=function(){this.value="";}
Serkey.onblur=function(){
if(this.value==""){
this.value="资料搜索";
}
}
var Sub = $("Sub");
Sub.onclick=function(){
if(Serkey.value==""||Serkey.value=="资料搜索"){
Serkey.value="";
alert("搜索关健字不能为空");
return false;
}else{
return true;
}
}
with($("M1"))
{
onmouseover=function(){this.src="../Images/Cn/Menu2_1.gif";}
onmouseout=function(){this.src="../Images/Cn/Menu_1.gif";}
}
with($("M2"))
{
onmouseover=function(){this.src="../Images/Cn/Menu2_3.gif";}
onmouseout=function(){this.src="../Images/Cn/Menu_3.gif";}
}
//....下略
</script>