function feedback(){
var datastr="";
var emailreg = /^([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+@([a-zA-Z0-9]+[_|\_|\.]?)*[a-zA-Z0-9]+\.[a-zA-Z]{2,3}$/;
var phonereg = /^(([0\+]\d{2,3}-)?(0\d{2,3})-)?(\d{7,8})(-(\d{3,}))?$/;
	if(jQuery("#msgauther").attr("value").length==0){
		alert("请输入姓名");
	}else if(jQuery("#msgphone").attr("value").length==0){
		alert("请输入电话号码");
	}else if(isNaN(jQuery("#msgphone").attr("value"))){
		alert("请输入有效的电话号码");
	}else if(jQuery("#msgemail").attr("value").length==0){
		alert("请输入你的电子邮箱");
	}else if(!emailreg.test(jQuery("#msgemail").attr("value"))){
		alert("请输入有效的电子邮箱");
	}else if(jQuery("#msgtitle").attr("value").length==0){
		alert("请输入你要询问的问题");
	}else if(jQuery("#msgcontext").text().length==0){
		alert("请填写问题详细情况");
	}else{
//		if(randvar2=="&2"){
//			datastr= "certcode="+document.getElementById("certcode").value+"&checkname=check_rand";
//		randvar2="";
//		}else{
//			datastr= "certcode="+document.getElementById("certcode").value+"&checkname=check_rand&2";
//			randvar2="&2";
//		}
//		var html = jQuery.ajax({
//			   url: "/SDID/checkcode",
//			   data: datastr,
//			   async: false
//			 }).responseText;
//			 //alert("html:"+html);
//		 if($("#certcode").attr("value")==""){
//		 	alert("请输入验证码");
//		 }else{			 
//			 if(html=="nook"){
//			 	alert("验证码不正确");
//			 }else{
				 jQuery.ajax({
				   type: "post",
				   url: "http://www.sdid.gov.cn:8088/SDID/servlet/insertMsg",
				   data: "msgid="+jQuery("#msgid").attr("value")+"&msgauther="+jQuery("#msgauther").attr("value")
				   		+"&msgemail="+jQuery("#msgemail").attr("value")+"&msgphone="+jQuery("#msgphone").attr("value")
				   		+"&msgtitle="+jQuery("#msgtitle").attr("value")+"&msgcontext="+jQuery("#msgcontext").attr("value"),
				   success: function(){
							alert("留言保存成功！");
				    cleartext();
				   }
				}); 
			 }
//		 }
//	}
}
function cleartext(){
	document.getElementById("msgid").value="";
	document.getElementById("msgauther").value="";
	document.getElementById("msgemail").value="";
	document.getElementById("msgphone").value="";
	document.getElementById("msgtitle").value="";
	document.getElementById("msgcontext").value="";
//	document.getElementById("certcode").value="";
}
var ddxml;
function ddupdateCounty() {
   jQuery.ajax({
			   type: "get",
			   url: "http://www.sdid.gov.cn:8088/SDID/servlet/showbzjg",
			   data: "city="+jQuery("#city").attr("value"),
			    dataType:(jQuery.browser.msie)?"text":"xml",
			   success: function(data){
			    if( typeof data == "string" ){
             ddxml = new ActiveXObject("Microsoft.XMLDOM");
             ddxml.async = false;
             ddxml.loadXML(data);
          } else {
             ddxml = data; 
          }
            
					  var countys=ddxml.getElementsByTagName("countys/county"); 
			      removeOption();
			      addOption(countys);  
			   }
			});
   }
   
   /** 移除区县 */
   function removeOption(){    
    var opts=document.getElementById("county").options; 
    for(var i=opts.length-1;i>0;i--){
     opts[i]=null;
    }
    jQuery("#djadds").empty();
    jQuery("#djlinktel").empty();
    jQuery("#djlinkman").empty();
   } 
   
   /** 添加区县 */
   function addOption(addOpts){    
    for(var i=0;i<addOpts.length;i++){
     var countyOpts=document.getElementById("county").options;
     var opt = document.createElement("option");
    // alert(addOpts[i].getAttribute("id")+"\n"+addOpts[i].selectSingleNode("/countys/county["+i+"]/name").text);
     opt.value=addOpts[i].getAttribute("id");
     opt.text=addOpts[i].selectSingleNode("/countys/county["+i+"]/name").text;
     opt.title=addOpts[i].selectSingleNode("/countys/county["+i+"]/name").text;
     countyOpts.add(opt);       
    }  
   }
   function ddsearchformsg(obj){
//  		jQuery.ajax({
//			   type: "get",
//			   url: "http://www.sdid.gov.cn:8088/SDID/servlet/showbzjg",
//			   data: "msgtype=show&city="+jQuery("#county").attr("value"),
//			   dataType:"xml",
//			   success: function(data){
//			    if( typeof data == "string" ){
//            ddxml = new ActiveXObject("Microsoft.XMLDOM");
//            ddxml.async = false;
//            ddxml.loadXML(data);
//          } else {
//             ddxml = data; 
//          }
          jQuery("#djadds").html(jQuery(ddxml).find("county[id="+jQuery("#county").attr("value")+"]").find("adds").text());
					jQuery("#djlinktel").html(jQuery(ddxml).find("county[id="+jQuery("#county").attr("value")+"]").find("tel").text());
					jQuery("#djlinkman").html(jQuery(ddxml).find("county[id="+jQuery("#county").attr("value")+"]").find("linkman").text());  
//			   }
//			});
		
   }