你直接运行就可以了：：<htmlxmlns=”/1999/xhtml”><head><scripttype=”text/javascript”>functionsetTab(m,n){vartli=document.getElementById(“leftmenu”+m).getElementsByTagName(“li”);varmli=document.getElementById(“mcont”+m).getElementsByTagName(“ul”);for(i=0;i<tli.length;i++){tli[i].className=i==n?”hover”:””;mli[i].style.display=i==n?”block”:”none”;}}</script><styletype=”text/css”>.aa{width:200px;float:left;}.aali{padding:5px;background:#ff0000;cursor:pointer;}.bb{width:700px;float:left;background:#00ff00;}</style></head><body><divclass=”aa”><ulid=”leftmenu0″><liclass=”hover”onclick=”setTab(0,0)”>操作流程</li><lionclick=”setTab(0,1)”>付款方式</li><lionclick=”setTab(0,2)”>免责声明</li><lionclick=”setTab(0,3)”>隐私声明</li></ul></div><divid=”mcont0″class=”bb”><ulclass=”block”style=”display:block”>1111111111</ul><ulclass=”block”style=”display:none”>222222222</ul><ulclass=”block”style=”display:none”>333333333</ul><ulclass=”block”style=”display:none”>4444444444</ul></div></body></html>
