<html ><head><title></title> <script language="javascript"> //传串function setTab1(t_id){ var tab_width=document.all(t_id).width; alert(tab_width);}//传对象function setTab2(tab){ var tab_width = tab.width; alert(tab_width);}</script> </head><body> <form id="form1" runat="server"> </form> <script> </script> <table id="tabname" width=80 height=200> <tr> <td id="tr1"> </td> <td> </td> </tr> <tr> <td > <input id="Button1" type="button" value="传串" onclick="setTab1('tabname');" /></td> <td ><input id="Button2" type="button" value="传对象" onclick="setTab2(document.all('tabname'));" /> </td> </tr> </table></body></html>