请教

缺少有括号},请主要下面的代码中标记为！！！！！！！！！！的地方<%@ page contentType="text/html;charset=GB2312"%>
<%@ page language="java" import="java.sql.*" %>
<jsp:useBean id="workM" scope="page" class="test.faq"/>
<html>
<head>
<title>无限级菜单测试</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312"><script language="javascript">
    function expands(expid,picid) //显示图片张合的Js
            {   //    alert("this.document.all["+expid+"].style.display");
                if(this.document.all[expid].style.display=="none")
                        { this.document.all[expid].style.display="block";
                this.document.all[picid].src="line_01_02.gif";                }
                else
                {
                    this.document.all[expid].style.display="none";
                    this.document.all[picid].src="line_01.gif";
                }
            }
</script>
</head><body bgcolor="#FFFFFF" text="#000000">
<%
    try {
    ResultSet rs=workM.executeQuery("select * from board1 where parentid=0");
    int id=rs.getInt("id");
    String boardname=rs.getString("boardname");
}
catch (SQLException e)
{
}
%>
<div align="center">                         
  <center>                         
  <table border="1" cellpadding="0" cellspacing="0" width="766" bordercolor="#DDCF90" height="392">                         
    <tr>                         
      <td valign="top">                     
        <div align="center">         
          <table border="0" cellpadding="0" cellspacing="0" width="372">         
            <tr>         
              <td width="368"><a onclick="javascript:expands('dwtop','dwimg')" style="cursor:hand"><span align="absmiddle"> <img id="dwimg" SRC="line_01.gif" border="0" align="absmiddle" width="35" height="17"></span></a><font size="2"><a href="tree.jsp?parentid=<%=id%>"><%=boardname%></a></font>                                                                                      
        <table id="dwtop" style="display=none" cellspacing="0" cellpadding="0">
         <%        
             ListChildTree(0,0);
         %>
        </table>
        </td>
         </tr>
        </table>
       </div>
      </td>
     </tr>
    </table>
       </center>
   </div>
   
</body>
</html>
<%!
    public  void ListChildTree(int parentid,int level){
        try {
            ResultSet rs=workM.executeQuery("select * from board1 where parentid=0");
            String sql="";
            while (rs.next())
            { 
                int id=rs.getInt("id");
                String boardname=rs.getString("boardname");
                int level=rs.getInt("level");
                String space="";
                for (int j=0;j<level;j++)
                    Space+="&nbsp;";                 //设置显示节点前面的距离,这里的空格的html被这里自动替换成"  "了                int childcount=0;
                sql ="select count(*) as childcount from board1 where parentid="+id;//查找孩子节点的孩子节点
                try {
                    ResultSet rs1=workM.executeQuery(sql);     
                    if (rs1.next()) 
                    {
                        childcount=rs1.getInt("childcount");   
                    }     
                    rs1.close();
                }
                catch (SQLException e){
                }
                int TableId=childcount; //设置表格Id
                int  TablePic=childcount;    //设置图片Id                   
                if (childcount=0)
                {
                      %>
                    <tr><td><%=Space%><span align="absmiddle"><img src="line_01_02.gif" border="0" align="absmiddle" width="35" height="17"></span><font size="2"><A href="process.php"><%=rs.getString("boardname")%></a></font>
                    <table id="<'%=TableId%'>" style="display=none" cellspacing="0" cellpadding="0">
                      
<%
    }
    else
    {               
 %>
                   <tr><td><%=Space%><a onclick="javascript:expands('<%=$TableId%>','<%=$TablePic%>')" style="cursor:hand"><span align="absmiddle"><img id="<%=$TablePic%>" src="line_01.gif" border="0" align="absmiddle" width="35" height="17"></span></a><font size="2"><%=boardname%></a></font>
                  <table id="<%=TableId%>" style="display=none" cellspacing="0" cellpadding="0">
       <%
           ListChildTree(id,level);//递归调用函数本身来显示其他孩子节点
            }%>
             </table>      
                               <%
                                   }
        }!!!!!!!!!!!此处缺少
                                   catch (SQLException e)
                                   {
                                   }
        }
                   %>