function load_model()
{
this.document.resource_search_frm.act.value="model_list";
js_xml_form_submit("search.php",js_form_submit(this.document.resource_search_frm))
}
function resource_search_chk()
{
	if(this.document.resource_search_frm.zipcode.value=="")
	{
	  alert("Sorry, we cannot complete your request.\nKindly provide us the missing or incorrect information enclosed below.\n\nPlease enter the zipcode to search the cars.");
	  return false;
	}
	this.document.resource_search_frm.act.value="search_result";
}
function show_search_btn(a)
{
  this.document.getElementById("search_btn").src="images/search_"+a+"_cars_but.jpg";
}