function submitForm(obj)
  {
  	obj.action = "house_search.aspx";
	  if(obj.city.value == "")
	  {
		  alert("请选择城市！");
		  obj.city.focus();
		  return false;
 	  }
	  if(obj.keywords.value == "关键字")
	  {
	    obj.keywords.value = "";
	  }
	  else
		{
			if (obj.keywords.value.indexOf("'") > -1)
			{
				alert("关键字格式不正确！");
		    obj.keywords.focus();
		    return false;
			}
		}	  
	  getDistrcitURL(obj);
	  obj.submit();
  }
  
  function submitForm_Map(obj)
  {
  	if(obj.city.value == "宁波")
	  {
		  alert("请选择其他城市，宁波不支持地图找房，请检查！");
		  obj.city.focus();
		  return false;
 	  }	  
  	obj.action = "mapbar/map_search.aspx";
  	if(obj.housetype.value == "busi")
	  {
		  alert("地图找房不支持商用类，请检查！");
		  obj.housetype.focus();
		  return false;
 	  }
	  if(obj.city.value == "")
	  {
		  alert("请选择城市！");
		  obj.city.focus();
		  return false;
 	  }
	  if(obj.keywords.value == "关键字")
	  {
	    obj.keywords.value = "";
	  }
	  else
		{
			if (obj.keywords.value.indexOf("'") > -1)
			{
				alert("关键字格式不正确！");
		    obj.keywords.focus();
		    return false;
			}
		}	  
	  getDistrcitURL(obj);
	  obj.submit();
  }
    
    
  function onKeyPress(obj){
    if(window.event.keyCode == 13)
    {
      if(!submitForm(obj))
      {
	      return false;
	    }
    }
    return true;
  }  
    
  
  function getInitalOption()
  {
  	getCity(document.frmSearch.city);  	
  	getDistrcit(document.frmSearch.city.value,document.frmSearch.district);
  	document.frmSearch.district.value = "";
  	getPrice("sale","normal",document.frmSearch.price);
  	getArea(document.frmSearch.area);
 	}
 	
 	function searchChange(obj)
 	{ 		
 		getPrice(obj.saletype.value, obj.housetype.value, obj.price)
 	}