怎样实现菜单导航条隐藏和显示

女生与 JavaScript 有什么关系?

解决方案 »

  1.   

    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=gb2312">
    <title>admin</title>
    </head>
    <body style="MARGIN: 0px" scroll=no >
    <script>
    productsString = "" //sendproducts.asp 记录发送products的string ..
    productsSpidString = "" //sendproducts.asp 记录发送products的spid string ..if(self!=top){top.location=self.location;}
    function switchSysBar(){
    if (switchPoint.innerText==3){
    switchPoint.innerText=4
    document.all("frmTitle").style.display="none"
    }else{
    switchPoint.innerText=3
    document.all("frmTitle").style.display=""
    }}
    </script>
    <style type="text/css">
    .navPoint {COLOR: white; CURSOR: hand; FONT-FAMILY: Webdings; FONT-SIZE: 9pt}
    </style>
    <table border="0" cellPadding="0" cellSpacing="0" height="100%" width="100%">
      <tr>
        <td align="middle" noWrap vAlign="center" id="frmTitle"><iframe frameBorder="0" id="carnoc" name="carnoc" scrolling=yes src="left.asp" style="HEIGHT: 100%; VISIBILITY: inherit; WIDTH: 170px; Z-INDEX: 2"> </iframe>
        </td>
        <td bgcolor="A4B6D7" style="WIDTH: 9pt"><table border="0" cellPadding="0" cellSpacing="0" height="100%">
            <tr>
              <td style="HEIGHT: 100%" onclick="switchSysBar()"><font style="FONT-SIZE: 9pt; CURSOR: default; COLOR: #ffffff"> <br>
                <br>
                <br>
                <br>
                <br>
                <br>
                <br>
                <br>
                <br>
                <br>
                <br>
                <br>
                <br>
                <span class="navPoint" id="switchPoint" title="关闭/打开左栏">3</span><br>
                <br>
                <br>
                <br>
                <br>
                <br>
                <br>
                <br>
                屏幕切换 </font></td>
            </tr>
          </table></td>
        <td style="WIDTH: 100%"><iframe frameBorder="0" id="main" name="main" scrolling="yes" src="AdminInfo.asp" style="HEIGHT: 100%; VISIBILITY: inherit; WIDTH: 100%; Z-INDEX: 1"> </iframe>
        </td>
      </tr>
    </table>
    </body>
    </html>
    <script>
    if(window.screen.width<'1024'){switchSysBar()}
    </script>