function validateForm(contact)
{
alert_text="The following details are missing: \n";

if(""==document.forms.contact.name.value)
	alert_text +="\t- your full name.\n";


if(""==document.forms.contact.company_name.value)
	alert_text +="\t- your company name.\n";


if(""==document.forms.contact.email.value)
	alert_text +="\t- your email address.\n";

if(""==document.forms.contact.number.value)
	alert_text+="\t- your phone number.\n";

if (alert_text=="The following details are missing: \n")
	return true;
else {
	alert(alert_text);
	return false;
}

}