本帖最后由 a57397872 于 2010-06-22 09:57:01 编辑

解决方案 »

  1.   

    用JavaScript操作HTML的<select>元素,在<select>的onchange事件中做你需要的处理。
      

  2.   

    城市切换的选项?是什么选项?下拉框还是tab标签?
      

  3.   

    建议在旁边弹出一个div就可以实现到这个结果
      

  4.   

    <HTML>
    <HEAD><TITLE>层的显示和隐藏</TITLE>
    <STYLE type="text/css">
    #bg{background-image:url(images/bg.jpg); background-repeat:no-repeat; height:432px; width:430; position:absolute; z-index:3}
    .btn{
    BORDER-RIGHT: #ffffff 0px solid;
    BORDER-TOP: #ffffff 0px solid;
    BACKGROUND-IMAGE:url(images/work_place.gif);
    BORDER-LEFT: #ffffff 0px solid;
    COLOR: #333333;
    BORDER-BOTTOM: #ffffff 0px solid;
    BACKGROUND-COLOR: #e7e7e7;
    font-size: 12px;
    font-family: Verdana, Arial, Helvetica, sans-serif, "宋体";
    height: 27px;
    width: 78px;
    z-index:2;
    left: 234px;
    top: 167px;
    }
    #place {
    position:absolute;
    left:65px;
    top:199px;
    width:311px;
    height:117px;
    z-index:1;
    background-color: #FFFFFF;
    background-image: url(images/layerBack.jpg);
    display:none
    }
    </STYLE>
    <SCRIPT type="text/javascript" language="javascript">
    function showMAP(){
    document.getElementById("place").style.display="block";//block将层显示}
    function closeMe( )
    {
      document.getElementById("place").style.display="none";//none将层隐藏
    }
    function selectPlace(place)
    {
      document.getElementById("workplace").value=place;
      document.getElementById("place").style.display="none";
    }
    </SCRIPT>
    </HEAD><BODY>
    <DIV id="bg">
      <DIV style="position:absolute; left: 234px; top: 166px; width: 78px;">
        <INPUT name="workplace" type="button" class="btn" value="   工作地点  " onClick=" showMAP( )">
      </DIV>
      <DIV id="place" style="background-repeat:no-repeat">
      <TABLE width="311" height="109" border="0" cellspacing="0" style="font-size:12px">
        
        <TR>
          <TD>&nbsp;</TD>
          <TD>&nbsp;</TD>
          <TD>&nbsp;</TD>
          <TD align="right"><A href="javascript: closeMe( )">关闭</A></TD>
        </TR>
        <TR>
          <TD width="70"><A href="javascript: selectPlace('北京')" >北京</A></TD>
          <TD width="67"><A href="javascript: selectPlace('上海')" >上海</A></TD>
          <TD width="78"><A href="javascript: selectPlace('广州')">广州</A></TD>
          <TD width="88"><A href="javascript: selectPlace('武汉')">武汉</A></TD>
        </TR>
        <TR>
          <TD><A href="javascript: selectPlace('成都')">成都</A></TD>
          <TD><A href="javascript: selectPlace('徐州')">徐州</A></TD>
          <TD><A href="javascript: selectPlace('深圳')">深圳</A></TD>
          <TD><A href="javascript: selectPlace('珠海')">珠海</A></TD>
        </TR>
      </TABLE>
    </DIV>
    </DIV>
    </BODY>
    </HTML>