// Text Input Mod

// verify that all required fields have been completed
function verify()
{
	message = "Please complete all required fields.";

	field = document.addtobasket.elements[0];
	for (i=0; i<30 && field; i++)
	{
		required = 0;
		if (field.value=="_required_")
		{
			required = 1;
			field = document.addtobasket.elements[++i];
			if (!field.value)
			{
				alert(message);
				return false;
			}
		}
		else if (field.value=="_optional_")
		{
			required = 0;
			field = document.addtobasket.elements[++i];
			if (!field.value)
			{
				//alert('Optional field not provided!');
			}
		}
		field = document.addtobasket.elements[i+1];
	}
	return true;
}