// JavaScript Document


function checkform(whichform)
{
	errorMessage = "";
	
	switch(whichform)
	{
	case 'email':
		//Check the First Name Field
		First_Name = document.contact.First_Name.value;
		if(First_Name == "")
		{
			errorMessage = errorMessage + "You have not entered your First Name!\n";
		}

		//Check the Surname Field
		Surname = document.contact.Surname.value;
		if(Surname == "")
		{
			errorMessage = errorMessage + "You have not entered your Surname!\n";
		}

		//Check the Email Field
		Email_Address = document.contact.Email_Address.value;
		apos=Email_Address.indexOf("@");
		dotpos=Email_Address.lastIndexOf(".");
		if (apos<1||dotpos-apos<2)
		{
			errorMessage = errorMessage + "You have not entered a valid Email Address!\n";
		}

	  	//Check the Phone Number Field
		Phone_Number = document.contact.Phone_Number.value;
		if(Phone_Number == "")
		{
			errorMessage = errorMessage + "You have not entered your Phone Number!\n";
		}

	  	//Check the Message Field
		Enquiry = document.contact.Enquiry.value;
		if(Enquiry == "")
		{
			errorMessage = errorMessage + "You have not entered an Enquiry for the message!\n";
		}
	  break;
	}	

	//Check if any errors, then process
		
	if(errorMessage == "")
	{
		return true;
	}
	else
	{
		alert(errorMessage);
		return false;
	}

}