function Validator_Signin(theForm) 
{
	var error = ""; 
	if (theForm.username.value == "") {
   		error += "Please Enter your username.\n";
  	}
			 
	if (theForm.password.value == "") {
    	error += "Please enter your password.\n";
 	}

	if (error != "") 
	{
		alert(error);
		return (false);
	} else {
		return (true);
	} 
}

function Validator_Create(theForm) 
{
	var error = ""; 

	if (theForm.firstname.value == "") {
   		error += "Please Enter your first name.\n";
  	}
			 
	if (theForm.lastname.value == "") {
    	error += "Please enter your last name.\n";
 	}

	if (error != "") 
	{
		alert(error);
		return (false);
	} else {
		return (true);
	} 
}


function Validator_Registration(theForm) 
{
	var error = ""; 
	if (theForm.firstname.value == "") {
   		error += "\"First Name\" is a required field.\n";
  	}
			 
	if (theForm.lastname.value == "") {
    	error += "\"Last Name\" is a required field.\n";
 	}
	
	if (theForm.username.value == "") {
    	error += "\"username\" is a required field.\n";
 	}
	
	if (theForm.email.value == "") {
    	error += "\"Email\" is a required field.\n";
 	}
	
	if (theForm.password.value == "" && theForm.password2.value == "") {
    	error += "Please create a password, and retype it in the second field for confirmation";
 	}
	
	if (theForm.password.value != theForm.password2.value) {
    	error += "Make sure to retype your password exactly the same as the first time";
 	}
	

	if (error != "") 
	{
		alert(error);
		return (false);
	} else {
		return (true);
	} 
}