function checkForm()
{
	UserName = document.getElementById("UserName").value;
	Password = document.getElementById("Password").value;
	FirstName = document.getElementById("FirstName").value;
	LastName = document.getElementById("LastName").value;
	Email = document.getElementById("Email").value;
	
	if (UserName == "")
	{
		hideAllErrors();
		document.getElementById("UserNameError").style.display = "inline";
		document.getElementById("UserName").select();
		document.getElementById("UserName").focus();
		return false;
	}
	else if (Password == "")
	{
		hideAllErrors();
		document.getElementById("PasswordError").style.display = "inline";
		document.getElementById("Password").select();
		document.getElementById("Password").focus();
		return false;
	}
	else if (Password.length < 6)
	{
		hideAllErrors();
		document.getElementById("PasswordLengthError").style.display = "inline";
		document.getElementById("Password").select();
		document.getElementById("Password").focus();
		return false;
	}
	else if (FirstName == "")
	{
		hideAllErrors();
		document.getElementById("FirstNameError").style.display = "inline";
		document.getElementById("FirstName").select();
		document.getElementById("FirstName").focus();
		return false;
	}
	else if (LastName == "")
	{
		hideAllErrors();
		document.getElementById("LastNameError").style.display = "inline";
		document.getElementById("LastName").select();
		document.getElementById("LastName").focus();
		return false;
	}
	else if (!isValidEmail(Email))
	{
		hideAllErrors();
		document.getElementById("EmailError").style.display = "inline";
		document.getElementById("Email").select();
		document.getElementById("Email").focus();
		return false;
	}

	return true;
}

function hideAllErrors()
{
	document.getElementById("UserNameError").style.display = "none"
	document.getElementById("PasswordError").style.display = "none"
	document.getElementById("PasswordLengthError").style.display = "none"
	document.getElementById("FirstNameError").style.display = "none"
	document.getElementById("LastNameError").style.display = "none"
	document.getElementById("EmailError").style.display = "none"
}