jquery实现城市切换

1、页面

 

<div class="w680b">
  <div class="search-box">
                <ul class="select-search" id="J_SiteSearchTab">
                    <li  id="one2" class="selected"  onClick="setTab('one',2,4)"><a href="#" >企业</a></li>
                    <li id="one0" onClick="setTab('one',0,4)"><a href="#"  >供应</a></li>
                    <li  id="one1" onClick="setTab('one',1,4)"><a href="#" >求购</a></li>
                    <li  id="one4" onClick="setTab('one',4,4)"><a href="#" >展会</a></li>
                    <li class="last"  id="one3" onClick="setTab('one',3,4)"><a href="#" >资讯</a></li>
                </ul>
                <div class="search-form">
                    <span class="search-q">
                        <input autocomplete="off" accesskey="s" name="key" id="key"/>
                        <input value="2" type="hidden" name="info_type" id="info_type"/>
                    </span>
                    <button id="DoSearch" type="submit" onclick="subSearch()"> 搜 索 </button>
                </div>
    <div class="select-more"><span style="font-weight:bold; color:#FF6600" id="default_city">合肥</span><span style="CURSOR: pointer;font-weight:bold" onclick="ChangeCity(this)">（切换城市）</span></div>
   
        </div>
</div>
<div class="clear"></div>

<DIV class=hang3>
   <!--城市选择-->
   <SCRIPT language=javascript type=text/javascript>
       function ChangeCity(obj)
       { 
        if(obj)
        {
          var pos=$(obj).offset();
          $("#popwindow").css("top",pos.top+15);
          if($.browser.msie)
            $("#popwindow").css("left",pos.left-50);
          else
            $("#popwindow").css("left",pos.left-50);
        }
         $("#popwindow").slideToggle();
       }
      
       function ChangeCityName(cityname){
         $("#default_city").html(cityname);
         ChangeCity(); 
       }
   </SCRIPT>

   <DIV style="Z-INDEX: 9999; POSITION: absolute; DISPLAY: none"
    id=popwindow>
    <TABLE class=table1 border=0 cellSpacing=0 cellPadding=0 width=195>
     <TBODY>
      <TR>
       <TD class=bg_city height=24 width=150 align=left>
        &nbsp;
        <SPAN class=font_city>城市选择</SPAN>
       </TD>
       <TD class=bg_city width=45>
        <A href="javascript:ChangeCity();">[关闭]</A>
       </TD>
      </TR>
      <TR>
       <TD colSpan=2>
        <TABLE border=0 cellSpacing=0 cellPadding=0 width=195
         align=center>
         <TBODY>
          <TR>
           <TD height=40 colSpan=5 align=left>
            <SPAN class=xx></SPAN><SPAN class=font_sheng>安徽省</SPAN>
           </TD>
          </TR>
          <TR>
           <TD style="HEIGHT: 18px" width=74 align=left>
            <A id=ChangeCity1_lbtnChangeCity
             href="javascript:__doPostBack('ChangeCity1$lbtnChangeCity','')">合肥</A>
           </TD>
           <TD style="HEIGHT: 18px" width=74 align=left>
            <A id=ChangeCity1_LinkButton1
             href="javascript:ChangeCityName('芜湖')">芜湖</A>
           </TD>
           <TD style="HEIGHT: 18px" width=74 align=left>
            <A id=ChangeCity1_LinkButton2
             href="javascript:ChangeCityName('蚌埠')">蚌埠</A>
           </TD>
          </TR>
          <TR>
           <TD align=left>
            <A id=ChangeCity1_LinkButton5
             href="javascript:ChangeCityName('淮北')">淮北</A>
           </TD>
           <TD align=left>
            <A id=ChangeCity1_LinkButton6
             href="javascript:ChangeCityName('铜陵')">铜陵</A>
           </TD>
           <TD align=left>
            <A id=ChangeCity1_LinkButton7
             href="javascript:ChangeCityName('安庆')">安庆</A>
           </TD>
          </TR>
          <TR>
           <TD align=left>
            <A id=ChangeCity1_LinkButton10
             href="javascript:ChangeCityName('阜阳')">阜阳</A>
           </TD>
           <TD align=left>
            <A id=ChangeCity1_LinkButton11
             href="javascript:ChangeCityName('宿州')">宿州</A>
           </TD>
           <TD align=left>
            <A id=ChangeCity1_LinkButton12
             href="javascript:ChangeCityName('巢湖')">巢湖</A>
           </TD>
          </TR>
          <TR>
           <TD align=left>
            <A id=ChangeCity1_LinkButton3
             href="javascript:ChangeCityName('淮南')">淮南</A>
           </TD>
           <TD align=left>
            <A id=ChangeCity1_LinkButton4
             href="javascript:ChangeCityName('马鞍山')">马鞍山</A>
           </TD>
           <TD align=left>
            <A id=ChangeCity1_LinkButton8
             href="javascript:ChangeCityName('黄山')">黄山</A>
           </TD>
          </TR>
          <TR>
           <TD align=left>
            <A id=ChangeCity1_LinkButton9
             href="javascript:ChangeCityName('滁州')">滁州</A>
           </TD>
           <TD align=left>
            <A id=ChangeCity1_LinkButton13
             href="javascript:ChangeCityName('六安')">六安</A>
           </TD>
           <TD align=left>
            <A id=ChangeCity1_LinkButton14
             href="javascript:ChangeCityName('亳州')">亳州</A>
           </TD>
          </TR>
          <TR>
           <TD align=left>
            <A id=ChangeCity1_LinkButton15
             href="javascript:ChangeCityName('池州')">池州</A>
           </TD>
           <TD align=left>
            <A id=ChangeCity1_LinkButton16
             href="javascript:ChangeCityName('宣城')">宣城</A>
           </TD>
           <TD align=left></TD>
          </TR>
         </TBODY>
        </TABLE>
       </TD>
      </TR>
     </TBODY>
    </TABLE>
   </DIV>
   <!--城市选择-->
  </DIV>

 

2、comm.css

.table1 A {
 LINE-HEIGHT: 26px; COLOR: #003399; TEXT-DECORATION: underline
}
.table1 A:hover {
 COLOR: #900; TEXT-DECORATION: underline
}
.font_city {
 FONT-FAMILY: "宋体"; COLOR: #003399; FONT-SIZE: 14px; FONT-WEIGHT: bold; TEXT-DECORATION: none
}
.font_shi {
 COLOR: #ff5500
}
.font_sheng {
 TEXT-ALIGN: left; WIDTH: 500px; COLOR: #003399; FONT-SIZE: 14px
}
.xx {
 WIDTH: 11px; DISPLAY: block; BACKGROUND: url(../images/close_win.gif) no-repeat; FLOAT: left; HEIGHT: 11px
}
.table1 {
 BORDER-BOTTOM: #aad2ee 1px solid; BORDER-LEFT: #aad2ee 1px solid; BACKGROUND-COLOR: #fff; MARGIN: 0px auto; WIDTH: 195px; HEIGHT: auto; BORDER-TOP: #aad2ee 1px solid; BORDER-RIGHT: #aad2ee 1px solid
}
.table1 TD {
 PADDING-LEFT: 10px
}