$weldingBomInstanceGrid=$("#weldingBomInstanceGrid"). 
  datagrid({ 
   striped:true, 
   rownumbers:true, 
   nowrap:false, 
   multiSort:true, 
   singleSelect:true, 
   selectOnCheck:false, 
   checkOnSelect:false, 
   remoteSort:false, 
   fit:true, 
   pagination:true, 
   pageSize:20, 
   toolbar:'#selectDiv', 
   <span style="color:#ff0000;">idField:'id',</span> 
   pageList:[20,50,100,150,200], 
   url:'weldingBomInstanceAction!list.act', 
   queryParams:{"bopTmDataSet.id":'${bopTmDataSet.id}'},//将项目的ID也要传过去 
   onBeforeLoad:function(){ 
   }, 
   rowStyler: function(index,row){ 
    
   }, 
   columns:[[ 
   <span style="color:#ff0000;">{field:'_checkbox',checkbox:true,hidden:false},</span> 
   {field:'id',title:"ID",width:100,hidden:true},