function leaveMessage(){
	var message = $("#message").val();
	var username =  document.getElementById("uName").value;
	var password =  document.getElementById("pWord").value;
	var image = document.getElementById("image").value;
	if(message == null || message == ""){
		alert("请填写您的建议！");
		return false;
	}
	if(message.length > 500){
		alert("您输入的建议超过了500字的限制！");
		return false;
	}
	if(username.length==0||username==""){ 
		alert("请输入用户名");
		return false;
	}
	if(password.length==0||password==""){ 
		alert("请输入密码");
		return false;
	}
	if(image.length==0||image==""){ 
		alert("请输入验证码");
		return false;
	}
	$.get("/login.do?method=checkLogin&image=" + encodeURI(image) + "&userName=" + encodeURI(username) + "&passWord=" + 					encodeURI(password) + "&stam=" + new Date(), function (text) {
	     if (text == 0) {
			alert("验证码输入错误！");
			return false;
		}if (text == 1) {
			alert("用户名或密码输入错误！");
			return false;
		}if (text == 2) {
			document.suggestForm.submit();
			return true;
		} 
	});
}

function leaveMessageout(){
	var message = $("#message").val();
	var image = document.getElementById("image").value;
	if(message == null || message == ""){
		alert("请填写您的建议！");
		return false;
	}
	if(message.length > 500){
		alert("您输入的建议超过了500字的限制！");
		return false;
	}
	if(image.length==0||image==""){ 
		alert("请输入验证码");
		return false;
	}else{
		$.get("/login.do?method=checkImage&image=" + encodeURI(image) + "&stam=" + new Date(), function (text) {																				 		if (text == 0) {
			alert("验证码输入错误！");
			return false;
		}if (text == 1) {
			document.suggestForm.submit();
			return true;
		}
	});
	}
}