根据ID填充文本框

前台： 
<script type="text/javascript"> 
        function func_load_remark(sr_id){ 
        if(sr_id!=0){ 
        $.getJSON("loadSrRemark.do?date="+new Date(), {srid:sr_id}, function(srmain){ 
        $("#bparemark").val(srmain.bpa_remark); 
        $("#itdremark").val(srmain.itd_remark); 
        $("#bugremark").val(srmain.bu_remark); 
        $("#itoremark").val(srmain.ito_remark); 
        }); 
        }else{ 
        $("#bparemark").val(""); 
        $("#itdremark").val(""); 
        $("#bugremark").val(""); 
        $("#itoremark").val(""); 
         
        } 
        } 
        function check(){ 
        if($("#srid").val()=="0"){ 
        alert("请选择SR_ID!"); 
        $("#srid").focus(); 
        return false; 
        } 
        return true; 
        } 
         
        </script> 

[html]
后台： www.2cto.com
package com.aegon_cnooc.oa.admin.action; 
 
import java.io.PrintWriter; 
 
import javax.servlet.http.HttpServletRequest; 
import javax.servlet.http.HttpServletResponse; 
 
import net.sf.json.JSONSerializer; 
import net.sf.json.util.JSONUtils; 
 
import org.apache.struts.action.ActionForm; 
import org.apache.struts.action.ActionForward; 
import org.apache.struts.action.ActionMapping; 
 
import com.aegon_cnooc.framework.base.action.BaseAction; 
import com.aegon_cnooc.oa.admin.service.UserService; 
import com.aegon_cnooc.oa.ibatis.to.TuOafSrMainTO; 
public class LoadSrRemarkAction extends BaseAction{