history.back返回出现页面空白,在线等.

1号页面代码<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > 
<head runat="server"> 
    <title>无标题页 </title> 
</head> 
<body> 
    <form id="form1" runat="server" method="post" action=""> 
    <div> 
<a href ="2.html">2页面</a>
       <input  name="cancel" type="button" value="取消" style="width:80px;height:30px" onclick="history.back();"/> 
    </div> 
    </form> 
</body> 
</html>
2号代码<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > 
<head runat="server"> 
    <title>无标题页 </title> 
</head> 
<body> 
    <form id="form1" runat="server" method="post" action=""> 
    <div> 
<a href ="3.html">3页面</a>
       <input  name="cancel" type="button" value="取消" style="width:80px;height:30px" onclick="history.back();"/> 
    </div> 
    </form> 
</body> 
</html>
3号页面<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml" > 
<head runat="server"> 
    <title>无标题页 </title> 
</head> 
<body> 
    <form id="form1" runat="server" method="post" action=""> 
    <div> 
       <input  name="cancel" type="button" value="取消" style="width:80px;height:30px" onclick="history.back();"/> 
    </div> 
    </form> 
</body> 
</html>
没什么问题

解决方案 »

  1.   

    自己b页面有问题吧,好好看看b页面的代码,既然能跳回去就不会是c页面代码问题了
      

  2.   

    <!--页面正文-->
    <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
    <html>
    <head>
        <title></title>
        <link title="default" href="../../Images/XYNP/V3.css" rel="stylesheet">
    </head>
    <body style="margin: 0px; padding-left: 0px; padding-right: 0px; padding-top: 5px;
        padding-bottom: 5px;">
        <form method="post" id="myform" name="myform" style="margin: 0px;" target="_self">
            <table class="tbMain" cellspacing="0" cellpadding="0" border="0" id="table1">
                <tr>
                    <td class="tdCommonTopColor">
                        <table class="tbTitle" cellspacing="0" cellpadding="0" border="0" id="table2">
                            <tr>
                                <td class="tdTitle1">
                                    </td>
                                <td class="tdTitle2">
                                </td>
                                <td class="tdTitle3">
                                    版面号：<span id="am_MainPanel_lPageNO">V1</span><img alt="" src="../../Images/XYNP/title_06.gif"></td>
                            </tr>
                        </table>
                    </td>
                </tr>
            </table>
            <table class="tbMain" cellspacing="0" cellpadding="0" border="0" id="table8">
                <tr id="trContent">
                    <td class="tdCommonTop">
                    <br><br><br>
                        <table class="tbMain" cellspacing="0" cellpadding="0" border="0" id="table8">
                            <tr id="trContent">
                                <td class="tdCommonTop">
                                    <table class="dgMain" id="table12" style="width: 300px; border-right: #9fd6ff 1px solid;
                                        border-top: #9fd6ff 1px solid; border-left: #9fd6ff 1px solid; border-bottom: #9fd6ff 1px solid;
                                        border-collapse: collapse" bordercolor="#9fd6ff" cellspacing="0" cellpadding="3"
                                        rules="all" align="center" border="1">
                                        <tr class="dgHeader" align="middle">
                                            <td class="dgHeader">
                                                ITEM</td>
                                            <td class="dgHeader">
                                                ASD</td>
                                        </tr>
                                        <tr>
                                            <td align="center" height="30" colspan="2">
                                                VVV<input type="checkbox" name="Nation" value="ON"></td>
                                        </tr>
                                        <tr>
                                            <td align="center" width="100" height="30">
                                               B</td>
                                            <td>
                                                <select size="1" name="CityID">
                                                    B</select>
                                            </td>
                                        </tr>
                                        <tr>
                                            <td align="center" width="100" height="30">
                                                A</td>
                                            <td>
                                                <select size="1" name="BankID">
                                                   A </select>
                                            </td>
                                        </tr>
                                        <tr>
                                            <td align="center" width="100" height="30">
                                            </td>
                                            <td>
                                                <input name="ACT" type="submit" value="提交" style="width: 80px; height: 30px"></td>
                                        </tr>
                                    </table>
                                </td>
                            </tr>
                        </table>
            </table>
        </form>
    </body>
    </html>
    B页面