function validateField(objectId)
{
		if(validateNull($("#" + objectId).attr("value"))){
			$("#" + objectId + "error").css("display","inline-block");
			return true;
		}else{
			$("#" + objectId + "error").css("display","none");
			return false;
		}
}

function validateNull(objectvalue)
{
	if( objectvalue.toString().length == 0 || objectvalue == ""){
		return true;
	}else{
		return false;
	}
}
function validateAddNewsForm()
{
	var result = true;
	if( validateField('title'))
		result = false;
	if(result == true){
		$("#f_newsadd").submit();
	}else{
		return false;
	}
}

/*验证登陆表单，后台管理员登陆表单。*/
function validateLoginForm(){
	var result = true;
	if( validateField('username'))
		result = false;
	if( validateField('password'))
		result = false;
	if(result == true){
	$.ajax(
	{
		type:"POST",
		cache: false,
		url: "../controller/ajaxlogin.php",
		data: {
			username:$("#username").attr("value"),
			password:$("#password").attr("value")
		},
		success: function(data,textStatus){
			$("#loading").css("display","none");
			if(data == 'Success'){
				$("#errormsg").css("display","none");
				$("#errormsg").html("");
				window.location = "../admin/index.php"
			}else{
				$("#errormsg").css("display","block");
				$("#errormsg").html(data);
				return false;
			}
		}
	});
	}
}

function resetForm(){
	$("#errormsg").css("display","none");
}
/**
 * 更新
 */
function validateUpdateAdminForm(){
	var result = true;
	if( validateField('username'))
		result = false;
	if( validateField('password'))
		result = false;
	if(result == true){
	$.ajax(
	{
		type:"POST",
		cache: false,
		url: "../controller/adminupdate.php",
		data: {
			userid:$("#userid").attr("value"),
			password:$("#password").attr("value")
		},
		success: function(data,textStatus){
			$("#loading").css("display","none");
			if( textStatus == "success" ){
				$("#errormsg").css("display","none");
				$("#errormsg").html("");
				window.location = "../admin/adminlist.php"
			}else{
				$("#errormsg").css("display","block");
				$("#errormsg").html(data);
				return false;
			}
		}
	});
	}
}

function validateUpdateTypeForm(){
	var result = true;
	if( validateField("typename"))
		result = false;
	if(result == true){
		$.ajax(
		{
			type:"POST",
			cache: false,
			url: "../controller/typeupdate.php",
			data: {
				typename:$("#typename").attr("value"),
				typeid:$("#typeid").attr("value")
			},
			success: function(data,textStatus){
				if( textStatus == "success"){
					$("#errormsg").css("display","none");
					$("#errormsg").html("");
					window.location = "../admin/newstypelist.php?pid=" + data;
				}
			}
		});
	}
}

function validateAddTypeForm(){
	var result = true;
	if( validateField("typename"))
		result = false;
	if(result == true){
		$.ajax(
		{
			type:"POST",
			cache: false,
			url: "../controller/ajaxtype.php",
			data: {
				typename:$("#typename").attr("value"),
				parentid:$("#parenttype").attr("value")
			},
			success: function(data,textStatus){
				$("#loading").css("display","none");
				if( textStatus == "success"){
					$("#errormsg").css("display","none");
					$("#errormsg").html("");
					window.location = "../admin/newstypelist.php?pid=" + data;
				}else{
					$("#errormsg").css("display","block");
					$("#errormsg").html(data);
					return false;
				}
			}
		});
	}
}

/*验证登陆表单，后台管理员登陆表单。*/
function validateAddAdminForm(){
	var result = true;
	if( validateField('username'))
		result = false;
	if( validateField('password'))
		result = false;
	if(result == true){
	$.ajax(
	{
		type:"POST",
		cache: false,
		url: "../controller/ajaxadmin.php",
		data: {
			username:$("#username").attr("value"),
			password:$("#password").attr("value")
		},
		success: function(data,textStatus){
			$("#loading").css("display","none");
			if( data == "Success"){
				$("#errormsg").css("display","none");
				$("#errormsg").html("");
				window.location = "../admin/adminlist.php"
			}else{
				$("#errormsg").css("display","block");
				$("#errormsg").html(data);
				return false;
			}
		}
	});
	}
}

function validateAddMessageForm(){
	var result = true;
	if( validateField('mname'))
		result = false;
	if( validateField('messagefrom'))
		result = false;
	if( validateField('telephone'))
		result = false;
	if( validateField('emailaddress'))
		result = false;
	if(result == true){
		alert("您的意见表已经提交，正在返回……");
		$("#f_messageadd").submit();
	}
}

function validateSignForm(){
	alert("您的报名表已经提交，正在返回……");
	$("#f_signadd").submit();
}