function leftmenu()
{
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"             <table width=124 border=0 cellspacing=0 cellpadding=0 align=center>"+
"              <tr> "+
"                <td class=bb><img src=../images/dot-1.gif width=5 height=6 vspace=1>&nbsp;<a href=index.htm class=bb>科普知识</a><br>"+
"                  <img src=../image/line.gif width=124 height=1 vspace=3><br>"+
"                  <img src=../images/dot-1.gif width=5 height=6 vspace=1>&nbsp;<a href=daxue.htm class=bb>老年大学</a><br>"+
"                  <img src=../image/line.gif width=124 height=1 vspace=3><br>"+
"                  <img src=../images/dot-1.gif width=5 height=6 vspace=1>&nbsp;<a href=gongyi.htm class=bb>社区书画工艺品展</a><br>"+
"                  <img src=../image/line.gif width=124 height=1 vspace=3><br>"+
"                  <img src=../images/dot-1.gif width=5 height=6 vspace=1>&nbsp;<a href=shequ.htm class=bb>社区知识</a><br>"+
"                  <img src=../image/line.gif width=124 height=1 vspace=3><br>"+
"                  <img src=../images/dot-1.gif width=5 height=6 vspace=1>&nbsp;<a href=../entironment/index.htm class=bb target=_blank>环保讲座</a><br>"+
"                  <img src=../image/line.gif width=124 height=1 vspace=3><br>"+
"                  <img src=../images/dot-1.gif width=5 height=6 vspace=1>&nbsp;<a href=daode.htm class=bb>公益道德</a> "+
"                  <img src=../image/line.gif width=124 height=1 vspace=3><br>"+
"                  <img src=../images/dot-1.gif width=5 height=6 vspace=1>&nbsp;<a href=guoshui.htm class=bb>西湖国税</a> "+
"                  <img src=../image/line.gif width=124 height=1 vspace=3><br>"+
"                  <img src=../images/dot-1.gif width=5 height=6 vspace=1>&nbsp;<a href=../health/index.htm class=bb target=_blank>育儿知识</a> "+
"                  <img src=../image/line.gif width=124 height=1 vspace=3><br>"+
"                  <img src=../images/dot-1.gif width=5 height=6 vspace=1>&nbsp;<a href=jiaoyu-1.htm class=bb>掀开社区生活的一幕</a> "+
"                  <img src=../image/line.gif width=124 height=1 vspace=3><br>"+
"                  <img src=../images/dot-1.gif width=5 height=6 vspace=1>&nbsp;<a href=jiaoyu-2.htm class=bb>公民道德评判大讨论</a> "+
"                  <img src=../image/line.gif width=124 height=1 vspace=3><br>"+
"                  <img src=../images/dot-1.gif width=5 height=6 vspace=1>&nbsp;科普网站连接<br>"+
"                  &nbsp;&nbsp;<a href=http://www.kepu.net.cn/gb/index.html class=bb target=_blank>中国科普博览</a><br>"+
"                  &nbsp;&nbsp;<a href=http://www.cpst.net.cn/ class=bb target=_blank>中国公众科技网</a><br>"+
"                  &nbsp;&nbsp;<a href=http://www.shkp.org.cn/index.php class=bb target=_blank>上海科普网</a><br>"+
"                  <img src=../image/line.gif width=124 height=1 vspace=3><br>"+
"                </td>"+
"              </tr>"+
"            </table>"+
	"</center>";

   document.writeln(str);
}