js实现的点击超链显示隐藏层

点击链接，显示提示框，提示框里也有链接可点击.
鼠标移开链接或者移开提示框，提示框就隐藏。

下面这个我写的不能自适应，如果菜单左对齐，显示层能否自动在右边显示？应该怎样调整JS？

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>test</title> </head> <style> body {background-color: #fff; font-size:14px; color:#666;} #link-url a {display:block; height:30px; line-height:30px;width:100px; color:#666; text-decoration:none;cursor:pointer;}  #link-url a:hover {background:#ccc;} #d-k{position:relative; margin:0px 0px 0px 0px;z-index:0;} #Layer1,#Layer2,#Layer3,#Layer4,#Layer5{position:absolute; left: 70px; top: 0px;right:70px;} #show-k{margin:0px 0px 0px 0px;position:relative;background-color:#000; border:#ccc 1px solid; height:100px;z-index:3;filter:alpha(opacity=70);opacity:0.7; width:500px;} </style> <script language="javascript"> function change(x) {document.getElementById(x).style.display ="none";} function onClickbox(y){document.getElementById(y).style.display ="";} function onMouseOutbox(z){document.getElementById(z).style.display ="none";} function onMouseOverbox(a){document.getElementById(a).style.display ="";} </script> <body> <div id="link-url" >   <table width="400" cellspacing="5">     <tr>       <td>         <div id="d-k">             <a onclick="onClickbox('Layer1');" onMouseOut="onMouseOutbox('Layer1')">我点击一</a>             <div id="Layer1" style="display:none;" onMouseOver="onMouseOverbox('Layer1')" onMouseOut="onMouseOutbox('Layer1')">                 <div id="show-k">                      <table width="100%" border="0" cellpadding="0" cellspacing="0">                       <tr>                         <td>1sty人的和lesdf人的和人的和11</td>                         <td>人的和人的和人的和人的和人的和</td>                         <td>33人的和人的和人的和人的和3</td>                         <td>44人的和人的和人的和人的和人的和人的和人的和人的和4</td>                       </tr>                     </table>                 </div>             </div>         </div>     </td>     </tr>     <tr>       <td>         <div id="d-k">             <a onClick="onClickbox('Layer2')" onMouseOut="onMouseOutbox('Layer2')">我点击一</a>             <div id="Layer2" style="display:none;" onMouseOver="onMouseOverbox('Layer2')" onMouseOut="onMouseOutbox('Layer2')">                 <div id="show-k">                      <table width="100%" border="0" cellpadding="0" cellspacing="0">                       <tr>                         <td><a href="#" onClick="change('Layer2')">111</a></td>                         <td><a href="#" onClick="change('Layer2')">222</a></td>                         <td><a href="#" onClick="change('Layer2')">333</a></td>                         <td><a href="#" onClick="change('Layer2')">444</a></td>                       </tr>                     </table>                 </div>             </div>         </div>       </td>     </tr>     <tr>       <td>         <div id="d-k">             <a onClick="onClickbox('Layer3')" onMouseOut="onMouseOutbox('Layer3')">我点击一</a>             <div id="Layer3" style="display:none;" onMouseOver="onMouseOverbox('Layer3')" onMouseOut="onMouseOutbox('Layer3')">                 <div id="show-k">                      <table width="100%" border="0" cellpadding="0" cellspacing="0">                       <tr>                         <td><a href="#" onClick="change('Layer3')">111</a></td>                         <td><a href="#" onClick="change('Layer3')">222</a></td>                         <td><a href="#" onClick="change('Layer3')">333</a></td>                         <td><a href="#" onClick="change('Layer3')">444</a></td>                       </tr>                     </table>                 </div>             </div>         </div>       </td>     </tr>     <tr>       <td>         <div id="d-k">         <a onClick="onClickbox('Layer4')" onMouseOut="onMouseOutbox('Layer4')">我点击一</a>             <div id="Layer4" style="display:none;" onMouseOver="onMouseOverbox('Layer4')" onMouseOut="onMouseOutbox('Layer4')">                 <div id="show-k">                      <table width="100%" border="0" cellpadding="0" cellspacing="0">                       <tr>                         <td><a href="#" onClick="change('Layer4')">111</a></td>                         <td><a href="#" onClick="change('Layer4')">222</a></td>                         <td><a href="#" onClick="change('Layer4')">333</a></td>                         <td><a href="#" onClick="change('Layer4')">444</a></td>                       </tr>                     </table>                 </div>             </div>         </div>       </td>     </tr>     <tr>       <td>         <div id="d-k">             <a onClick="onClickbox('Layer5')" onMouseOut="onMouseOutbox('Layer5')">我点击一</a>             <div id="Layer5" style="display:none;" onMouseOver="onMouseOverbox('Layer5')" onMouseOut="onMouseOutbox('Layer5')">                 <div id="show-k">                      <table width="100%" border="0" cellpadding="0" cellspacing="0">                       <tr>                         <td><a href="#" onClick="change('Layer5')">111</a></td>                         <td><a href="#" onClick="change('Layer5')">222</a></td>                         <td><a href="#" onClick="change('Layer5')">333</a></td>                         <td><a href="#" onClick="change('Layer5')">444</a></td>                       </tr>                     </table>                  </div>             </div>         </div>       </td>     </tr>   </table> </div> </div> </body> </html>

[Ctrl+A 全选注:引入外部Js需再刷新一下页面才能执行]

左对齐效果

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <title>test</title> </head> <style> body {background-color: #fff; font-size:14px; color:#666;} #link-url a {display:block; height:30px; line-height:30px;width:100px; color:#666; text-decoration:none;cursor:pointer;}  #link-url a:hover {background:#ccc;} #d-k{position:relative; margin:0px 0px 0px 0px;z-index:0;} #Layer1,#Layer2,#Layer3,#Layer4,#Layer5{position:absolute; left: 70px; top: 0px;right:70px;} #show-k{margin:0px 0px 0px 0px;position:relative;background-color:#000; border:#ccc 1px solid; height:100px;z-index:3;filter:alpha(opacity=70);opacity:0.7; width:500px;} </style> <script language="javascript"> function change(x) {document.getElementById(x).style.display ="none";} function onClickbox(y){document.getElementById(y).style.display ="";} function onMouseOutbox(z){document.getElementById(z).style.display ="none";} function onMouseOverbox(a){document.getElementById(a).style.display ="";} </script> <body> <div id="link-url" >   <table width="400" align="right" cellspacing="5">     <tr>       <td>         <div id="d-k">             <a onclick="onClickbox('Layer1');" onMouseOut="onMouseOutbox('Layer1')">我点击一</a>             <div id="Layer1" style="display:none;" onMouseOver="onMouseOverbox('Layer1')" onMouseOut="onMouseOutbox('Layer1')">                 <div id="show-k">                      <table width="100%" border="0" cellpadding="0" cellspacing="0">                       <tr>                         <td>1sty人的和lesdf人的和人的和11</td>                         <td>人的和人的和人的和人的和人的和</td>                         <td>33人的和人的和人的和人的和3</td>                         <td>44人的和人的和人的和人的和人的和人的和人的和人的和4</td>                       </tr>                     </table>                 </div>             </div>         </div>     </td>     </tr>     <tr>       <td>         <div id="d-k">             <a onClick="onClickbox('Layer2')" onMouseOut="onMouseOutbox('Layer2')">我点击一</a>             <div id="Layer2" style="display:none;" onMouseOver="onMouseOverbox('Layer2')" onMouseOut="onMouseOutbox('Layer2')">                 <div id="show-k">                      <table width="100%" border="0" cellpadding="0" cellspacing="0">                       <tr>                         <td><a href="#" onClick="change('Layer2')">111</a></td>                         <td><a href="#" onClick="change('Layer2')">222</a></td>                         <td><a href="#" onClick="change('Layer2')">333</a></td>                         <td><a href="#" onClick="change('Layer2')">444</a></td>                       </tr>                     </table>                 </div>             </div>         </div>       </td>     </tr>     <tr>       <td>         <div id="d-k">             <a onClick="onClickbox('Layer3')" onMouseOut="onMouseOutbox('Layer3')">我点击一</a>             <div id="Layer3" style="display:none;" onMouseOver="onMouseOverbox('Layer3')" onMouseOut="onMouseOutbox('Layer3')">                 <div id="show-k">                      <table width="100%" border="0" cellpadding="0" cellspacing="0">                       <tr>                         <td><a href="#" onClick="change('Layer3')">111</a></td>                         <td><a href="#" onClick="change('Layer3')">222</a></td>                         <td><a href="#" onClick="change('Layer3')">333</a></td>                         <td><a href="#" onClick="change('Layer3')">444</a></td>                       </tr>                     </table>                 </div>             </div>         </div>       </td>     </tr>     <tr>       <td>         <div id="d-k">         <a onClick="onClickbox('Layer4')" onMouseOut="onMouseOutbox('Layer4')">我点击一</a>             <div id="Layer4" style="display:none;" onMouseOver="onMouseOverbox('Layer4')" onMouseOut="onMouseOutbox('Layer4')">                 <div id="show-k">                      <table width="100%" border="0" cellpadding="0" cellspacing="0">                       <tr>                         <td><a href="#" onClick="change('Layer4')">111</a></td>                         <td><a href="#" onClick="change('Layer4')">222</a></td>                         <td><a href="#" onClick="change('Layer4')">333</a></td>                         <td><a href="#" onClick="change('Layer4')">444</a></td>                       </tr>                     </table>                 </div>             </div>         </div>       </td>     </tr>     <tr>       <td>         <div id="d-k">             <a onClick="onClickbox('Layer5')" onMouseOut="onMouseOutbox('Layer5')">我点击一</a>             <div id="Layer5" style="display:none;" onMouseOver="onMouseOverbox('Layer5')" onMouseOut="onMouseOutbox('Layer5')">                 <div id="show-k">                      <table width="100%" border="0" cellpadding="0" cellspacing="0">                       <tr>                         <td><a href="#" onClick="change('Layer5')">111</a></td>                         <td><a href="#" onClick="change('Layer5')">222</a></td>                         <td><a href="#" onClick="change('Layer5')">333</a></td>                         <td><a href="#" onClick="change('Layer5')">444</a></td>                       </tr>                     </table>                  </div>             </div>         </div>       </td>     </tr>   </table> </div> </div> </body> </html>

[Ctrl+A 全选注:引入外部Js需再刷新一下页面才能执行]

频道导航

js实现的点击超链显示隐藏层

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