日期:2014-05-17  浏览次数:20819 次

div隐藏与展现
Java code

[color=#FF0000]怎么样才能点击左边的显示右边的 各位大哥看看我的哪里错了[/color]
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
    <head>
        <title>111</title>
    <style type="text/css">
    .td1{
        font-weight:bold;
        background-color:#ecf5fe;
        border-width:thin;
        border-style:solid; 
        border-color:#c1d7ee;
        border-right:none;
        }
    .td2{
        border-bottom-width:thin;
        border-bottom-style:solid;
        border-bottom-color: #CCCCCC;
        border-right-width:thin;
        border-right-color:#c1d7ee;
        border-right-style:solid;
    }
    .td1 a{
        text-decoration:none;
        }
    .td2 a{
        text-decoration:none;
        color:#2965b1;
    }
    </style>
    <script type="text/javascript">
    function dis(obj,str){
        var liArr = document.getElementById("tab1").getElementsByTagName("td");
        for(i = 0;i<liArr.length;i++){
            liArr[i].className = "td2";
        }
        obj.className = "td1";
        var content_front_Arr = document.getElementById("divid").childNodes;
        for(i = 0;i<content_front_Arr.length;i++){
            content_front_Arr[i].style.display="none";
        }
        document.getElementById(str).style.display="block";
    }
        
    </script>
    </head>

<body>
<table width="950" border="0" cellpadding="0" cellspacing="0" align="center">
  <!--banner和导航栏-->
  <tr>
    <td width="950"><img src="../../Images/banner.jpg"></td>
  </tr>
  <tr>
    <td width="950" height="30" bgcolor="#2c7ac5" valign="middle">
        <table width="950" border="0" cellspacing="0" cellpadding="0" style="font-size:14px; color:#FFFFFF; font-weight:bold; ">
          <tr>
            <td width="14%">&nbsp;</td>
            <td width="12%" align="center" valign="middle" style="border-right-width:thin; border-right-color: #FFFFFF; border-right-style: dotted; padding-top:2px;">
            <a href="learn1.html" style="text-decoration:none; color:#FFFFFF;"></a></td>
            <td width="12%" align="center" valign="middle" style="border-right-width:thin; border-right-color: #FFFFFF; border-right-style: dotted; padding-top:2px;">
            <a href="mockexam.jsp" style="text-decoration:none; color:#FFFFFF;"></a></td>
            <td width="12%" align="center" valign="middle" style="border-right-width:thin; border-right-color: #FFFFFF; border-right-style: dotted; padding-top:2px;">
            <a href="exam.jsp" style="text-decoration:none; color:#FFFFFF;"></a></td>
            <td width="12%" align="center" valign="middle" style="border-right-width:thin; border-right-color: #FFFFFF; border-right-style: dotted; padding-top:2px;">
            <a href="download.html" style="text-decoration:none; color:#FFFFFF;"></a></td>
            <td width="12%" align="center" valign="middle" style="border-right-width:thin; border-right-color: #FFFFFF; border-right-style: dotted; padding-top:2px;">
            <a href="" style="text-decorat