//选择市区事件
function sengqu()
 {
        var city = $('#ddlsheng').val(); 
        var dt1=[{'id':'500118','name':'不限区县'},{'id':'500103','name':'渝中区'},{'id':'500112','name':'渝北区'},{'id':'500105','name':'江北区'},{'id':'500106','name':'沙坪坝区'},{'id':'500108','name':'南岸区'},{'id':'500107','name':'九龙坡区'},{'id':'500104','name':'大渡口区'},{'id':'500109','name':'北碚区'},{'id':'500110','name':'万盛区'},{'id':'500111','name':'双桥区'},{'id':'500113','name':'巴南区'},{'id':'500101','name':'万州区'},{'id':'500102','name':'涪陵区'},{'id':'500114','name':'黔江区'},{'id':'500115','name':'长寿区'}];
        var dt2=[{'id':'500222','name':'綦江县'},{'id':'500223','name':'潼南县'},{'id':'500224','name':'铜梁县'},{'id':'500225','name':'大足县'},{'id':'500226','name':'荣昌县'},{'id':'500227','name':'璧山县'},{'id':'500228','name':'梁平县'},{'id':'500229','name':'城口县'},{'id':'500230','name':'丰都县'},{'id':'500231','name':'垫江县'},{'id':'500232','name':'武隆县'},{'id':'500233','name':'忠　县'},{'id':'500234','name':'开　县'},{'id':'500235','name':'云阳县'},{'id':'500236','name':'奉节县'},{'id':'500237','name':'巫山县'}];
        var dt3=[{'id':'500381','name':'江津市'},{'id':'500382','name':'合川市'},{'id':'500383','name':'永川市'},{'id':'500384','name':'南川市'}];
		$("#ddlqu").empty();//清空下拉框 
		if(city=="0")
		 {
		        for(var i=0; i<16; i++)
                {
              $("<option value='"+dt1[i].id+"'>"+dt1[i].name+"</option>").appendTo("#ddlqu")//添加下拉框的option           
                }
                $("#ddlqu").attr("value",'500118');//设置value=test的项目为当前选中项 
      	 }
	    if(city=="1")
		 {
			  for(var i=0; i<16; i++)
                {
              $("<option value='"+dt2[i].id+"'>"+dt2[i].name+"</option>").appendTo("#ddlqu")//添加下拉框的option  
                }
		 }
		if(city=="2")
		 {
			  for(var i=0; i<4; i++)
                {
              $("<option value='"+dt3[i].id+"'>"+dt3[i].name+"</option>").appendTo("#ddlqu")//添加下拉框的option  
                }
		 }

} 
//选择物业类型事件
function ownertype(obj1,obj2)
{
    var oname= $("#"+obj1).val(); 
    var dt1=[{'name':'高层'},{'name':'小高层'},{'name':'多层'}];
    var dt2=[{'name':'底密度'},{'name':'6+1'}];
    var dt3=[{'name':'独栋'},{'name':'联排'},{'name':'双拼'},{'name':'四拼'}];
    var dt4 = [{ 'name': '高层' }, { 'name': '多层'}];
    $("#"+obj2).empty(); //清空下拉框
    if (oname == "10") {
        $("<option value='10'>房屋类型</option>").appendTo("#"+obj2)//添加下拉框的option  
     } 
    if(oname=="普通住" || oname=="适用")
    {
     for(var i=0; i<3; i++)
        {
         $("<option value='"+dt1[i].name+"'>"+dt1[i].name+"</option>").appendTo("#"+obj2)//添加下拉框的option  
        }
    }
    if(oname=="洋房")
    {
     for(var i=0; i<2; i++)
        {
         $("<option value='"+dt2[i].name+"'>"+dt2[i].name+"</option>").appendTo("#"+obj2)//添加下拉框的option  
        }
    }
    if(oname=="别墅")
    {
     for(var i=0; i<4; i++)
        {
         $("<option value='"+dt3[i].name+"'>"+dt3[i].name+"</option>").appendTo("#"+obj2)//添加下拉框的option  
        }
    }
    if (oname == "公寓")
    {
     for(var i=0; i<2; i++)
        {
         $("<option value='"+dt4[i].name+"'>"+dt4[i].name+"</option>").appendTo("#"+obj2)//添加下拉框的option  
        }
    }
    if(oname=="商铺")
    {
       $("<option value=''>——</option>").appendTo("#"+obj2)//添加下拉框的option  
    } 
} 
function JtrimCn(str)
                {    //去空格（包括中文空格）
                   var i = 0; if (str == null || str == undefined) return "";
                   var len = str.length; if ( str == "" )  return( str );  j = len -1;
                    flagbegin = true;flagend = true;
                    while ( flagbegin == true && i< len){
                        if ( str.charAt(i) == " " || str.charAt(i) == "　" ){ i=i+1;flagbegin=true;}
                        else{flagbegin=false;}
                    }
                    while  (flagend== true && j>=0){
                        if (str.charAt(j)==" " || str.charAt(j) == "　"){
                            j=j-1;flagend=true; }else{flagend=false;}
                    }
                    if ( i > j ) return ("");
                    var trimstr = str.substring(i,j+1);
                    return trimstr;
                }