function spec_check()
{
if (document.getElementById("yourName").value=="")
	{
	alert("Please enter a contact name.");
	document.getElementById("yourName").focus();
	return false;
}
else if (document.getElementById("colour").value=="select")
	{
	alert("Please choose the number of print colours you require.");
	document.getElementById("colour").focus();
	return false;
}
else if (document.getElementById("quantity").value=="")
	{
	alert("Please enter the quantity you require.");
	document.getElementById("quantity").focus();
	return false;
}
else if (document.getElementById("email").value=="")
	{
	alert("Please enter your email address");
	document.getElementById("email").focus();
	return false;
}
else if (checkemail(document.getElementById("email").value) == false)
	{
	alert("Please enter a valid email address.");
	document.getElementById("email").focus();
	return false;
} 
else if (document.getElementById("phone").value=="")
	{
	alert("Please enter your contact telephone number.");
	document.getElementById("phone").focus();
	return false;
}
else if (IsNumeric(document.getElementById("phone").value) == false)
	{
	alert("Please enter a valid contact telephone number.");
	document.getElementById("phone").focus();
	return false;
}
else{
	             
	return true;
	}
}