function validateEmail(elementValue){      
	if(elementValue==""){
		return true;
	}else{
	   var emailPattern = /^[a-zA-Z0-9._-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}$/;
	   return emailPattern.test(elementValue); 
	}
 }

function btnSubmitClick(){
	if($("#txtEmail").val()==""){
		$("#lbRequiredEmail").html("Required field!");
		showRequireField("#lbRequiredEmail");
		return false;
	}else if(!validateEmail($("#txtEmail").val())){
		$("#lbRequiredEmail").html("Wrong Email Format!");
		showRequireField("#lbRequiredEmail");
		return false;
	}else if($("#txtPassword").val()==""){
		showRequireField("#lbRequiredPassword");
		return false;
	}else if($("#txtFirstName").val()==""){
		showRequireField("#lbRequiredFirstName");
		return false;
	}else if($("#txtLastName").val()==""){
		showRequireField("#lbRequiredLastName");
		return false;
	}else if($("#txtAddress").val()==""){
		showRequireField("#lbRequiredAddress");
		return false;
	}else if($("#txtTel").val()==""){
		showRequireField("#lbRequiredTel");
		return false;
	}else{

		return true;
	}




}

function showRequireField(objName){
	$(objName).removeClass("requireFiledHide");
	if(!$(objName).hasClass("requireFiledShow")){
		$(objName).addClass("requireFiledShow");
	}
}

function hideRequireField(objName){
			$(objName).removeClass("requireFiledShow");
		if(!$(objName).hasClass("requireFiledHide")){
			$(objName).addClass("requireFiledHide");
		}
}