function usrinfoFrom()
        {	
		if (document.formSEARCHCP.search_value.value == "")
		{
		alert("请输入车牌号码");
		document.formSEARCHCP.search_value.focus();
		return false;
		}
                		if (document.formSEARCHCP.search_value.value.length < 6) 
		{
		alert("请输入正确的车牌号码");
		document.formSEARCHCP.search_value.focus();
		return false;
		}
		//if (document.formSEARCHCP.search_cartype.value == "0")
		//{
		//alert("请选择车辆类型");
		//document.formSEARCHCP.search_cartype.focus();
		//return false;
		//}
	return true;
        }