datalist输出table 有单元格错位的情况（各位大神进来帮忙咯）

asp:DataList ID="DataList1" runat="server"  
                        onitemcommand="DataList1_ItemCommand" Width="638px"  RepeatLayout="Flow"  RepeatDirection="Horizontal">
                      <itemtemplate>
                    <div class="list-text" style=" clear:both; border-bottom:1px dashed #dbdbdb;">
                        <table width="100%"  align="center"  >
                            <tr>
                                <td rowspan="4" align="center"><div class="zbxm" style=" width:130px; float:left;"><a href="<%#Eval("Url") %>" ><img src="../Upload/<%#Eval("img") %>" alt="" style=" width:130px; height:90px;" /></a></div></td>
                            <td colspan="4" style=" font-size:14px; font-weight:bold; color:#00349a;"><a href="<%#Eval("Url") %>"> <%#Eval("Name")%></a></td>
                        </tr>
                        <tr>
                            <td colspan="3"  >展会地点：<%#Eval("Place") %></td> 
                            <td align="left"><a id="Iform<%#Eval("id")%>" title="展会申请" href="<%#Eval("Id","czsq.aspx?id={0}&Type=0")%>" style=" background-color:#e45858; display:block; width:80px; float:center; text-align:center; color:#FFF; height:20px; line-height:20px;">参展申请</a> </td>
                        </tr>
                        <tr >    
                        <td  colspan="3">展会简介：<%#Eval("Itro") %></td>                            
                            <td  align="left"><a id="Iform<%#Eval("id")%>1" title="展会推广" href="<%#Eval("Id","zhtg.aspx?id={0}&Type=1")%>" style=" background-color:#69a8c7; display:block; width:80px; float:center; text-align:center; color:#FFF; height:20px; line-height:20px;">展会推广</a></td>                        </tr>
                        <tr> 
                            <td  colspan="4"> 会展时间：<%#Eval("StartTime") %>-<%#Eval("EndTime") %></td>
                        </tr>
                      </table> 
                                </div>   
                      <%--<div class="clear"></div>--%>
                         
                      
                     
                   </itemtemplate>
                  </asp:DataList>