一个表格收缩展开的函数

<!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> <meta http-equiv="Content-Type" content="text/html; charset=gb2312" /> <title>无标题文档</title> <script language="javascript"> function fnShowHide(){   obj = window.event.srcElement;   obj.src=(obj.src.indexOf("close_w")!=-1)?"open_w.gif":"close_w.gif";    while(obj.tagName!="TR"){           obj = obj.parentElement;    }     while(obj=obj.nextSibling){       obj.style.display=(obj.style.display=="")?"none":"";         }  } //document.onclick=fnShowHide; </script> </head> <body> <table width="184" border="0" align="center" cellpadding="0" cellspacing="1" bgcolor="#999999">   <tr>     <td colspan="5" bgcolor="#FFFFFF"><div align="center"><img src="close_w.gif" width="20" height="20" border="0" onclick="javascript:fnShowHide()" /></div></td>   </tr>   <tr>     <td width="39" bgcolor="#FFFFFF">&nbsp;</td>     <td width="52" bgcolor="#FFFFFF">&nbsp;</td>     <td width="29" bgcolor="#FFFFFF">&nbsp;</td>     <td width="29" bgcolor="#FFFFFF">&nbsp;</td>     <td width="29" bgcolor="#FFFFFF">&nbsp;</td>   </tr>   <tr>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>   </tr>   <tr>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>   </tr>   <tr>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>     <td bgcolor="#FFFFFF">&nbsp;</td>   </tr> </table> </body> </html>

[Ctrl+A 全选注:引入外部Js需再刷新一下页面才能执行]

从别的网站看的东西，就是有点错误，此为修正后的东西

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一个表格收缩展开的函数

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