日期:2014-05-16  浏览次数:20398 次

一个js特效,帮忙完善下,谢谢~
HTML code

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
 <head>
  <title> New Document </title>
  <style type="text/css">
    #outer{
        width:490px;
        border:1px solid black;
    }
    ul{
        list-style:none;
        overflow:hidden;
        margin:0;
        padding:0;
    }
    ul li{
        cursor:pointer;
        height:70px;
        width:100px;
        float:left;
        background:gray;
        margin:10px;
        border:1px solid black;
        text-align:center;
        padding-top:30px;
    }
    #show{
        position:absolute;
        top:100px;
        left:60px;
        z-index:2;
        display:none;
        border:1px solid black;
    }
  </style>
 </head>

 <body>
  <div id="outer">
    <h2 align="center">汽车标志大全</h2>
    <ul>
        <li>宝马</li>
        <li>大众</li>
        <li>宝马</li>
        <li>大众</li>
        <li>宝马</li>
        <li>大众</li>
        <li>宝马</li>
        <li>大众</li>
    </ul>
  </div>
  <div id="show">
    <img src="1.jpg" />
  </div>
 </body>
</html>

<script type="text/javascript">
    function showimg(x,y,z){//x,y分别为坐标,z为图片下标
        var box=document.getElementById("show");
        bx=x+"px";
        by=y+"px";
        box.style.left=bx;
        box.style.top=by;
        box.innerHTML="<img src='"+z+".jpg' />";
        box.style.display="block";
    }
    function reshow(x,y){
        var box=document.getElementById("show");
        bx=x+"px";
        by=y+"px";
        box.style.left=bx;
        box.style.top=by;
    }
    window.onload=function(){
        var lis=document.getElementsByTagName("li");
        for(var i=0;i<lis.length;i++){
            lis[i].index=i;
            lis[i].onmouseover=function(e){
                x=e.clientX;
                y=e.clientY;
                showimg(x,y,this.index);
                this.onmousemove=function(e){
                    x1=e.clientX;
                    y1=e.clientY;
                    reshow(x1,y1);
                }
            }
        }
    }
</script>


这是用来实现鼠标放到相应区域时,显示对应的汽车标志,我实现了当鼠标在同一个li内移动时图片跟着移动的情况,但是如果移动时鼠标放到了标志显示的div上时,图片就不会跟着鼠标动了,谁能帮忙晚上下啊,谢谢了!

------解决方案--------------------
JScript code

this.onmousemove=function(e)
//修改
this.parentNode.onmousemove=function(e)