//////////////////////////////////////////////////////////////////////////
// REQUIRED
// makes sure user fills out necessary info to process the credit card transaction and disables button after submit

function required(){
		
		
		
		if(document.signup.cardNumber.value == ""){
			
			alert("Please Enter Your Credit Card Number");
			document.signup.cardNumber.focus();
			return false;
		}
		
		if(document.signup.cardName.value == ""){
			alert("Please Enter the Name on Your Credit Card");
			document.signup.cardName.focus();
			return false;
		}
		
						
		if(document.signup.cardAddress.value == ""){
			
			alert("Please Enter Your Billing Address");
			document.signup.cardAddress.focus();
			return false;
		}

		if(document.signup.cardCity.value == ""){
			
			alert("Please Enter Your Billing City");
			document.signup.cardCity.focus();
			return false;
		}

		if(document.signup.cardState.value == ""){
			
			alert("Please Select Your Billing State");
			document.signup.cardState.focus();
			return false;
			
		}

		if(document.signup.cardZip.value == ""){
			
			alert("Please Enter Your Billing Zipcode");
			document.signup.cardZip.focus();
			return false;
		}
		
		if(document.signup.cardPhone.value == ""){
			alert("Please Enter Your Phone Number");
			document.signup.cardPhone.focus();
			return false;
		}
		
        else {
         
		    document.signup.process.value="Processing...";
			document.signup.process.disabled = true;
			document.form.submit();
		
		return true;
		
			
			
			
			 
        }
		
		
			
	}