<script language=javascript>
var meizz; //声明一个页面级全局变量
function mouseOver()
{
    meizz = setTimeout("func()", 1000); //设定程序延迟一秒钟执行
}
function mouseOut()
{
    clearTimeout(meizz);
}
function func()
{
    alert("程序运行");
}
</script><input type=button value=button onmouseover="mouseOver()" onmouseout="mouseOut()">
<input type=button value=button onmouseover="mouseOver()" onmouseout="mouseOut()">
<input type=button value=button onmouseover="mouseOver()" onmouseout="mouseOut()">
<input type=button value=button onmouseover="mouseOver()" onmouseout="mouseOut()">
<input type=button value=button onmouseover="mouseOver()" onmouseout="mouseOut()">

解决方案 »

  1.   

    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
    <HTML>
    <HEAD>
    <TITLE> New Document </TITLE>
    <META NAME="Generator" CONTENT="EditPlus">
    <META NAME="Author" CONTENT="">
    <META NAME="Keywords" CONTENT="">
    <META NAME="Description" CONTENT="">
    </HEAD><script>
    var h = 0;
    function timeplay()
    {
      alert("aa");
    }function Clear()
    {
      if(h) 
      {
        clearTimeout(h); 
        h=0;
      }
    }
    </script>
    <body>
    <a href="#" onmouseover="h = setTimeout('timeplay()',2000);" onmouseout="Clear();">aaaaaaaa</a>
    </body>
    </HTML>