function validateContactForm(frm)
{
	var error = [];
	if(!frm.name.value) error.push("Name is empty");
	if(!frm.email.value) error.push("Email is empty");
	else if(!(new RegExp(".+\@.+\..+")).exec(frm.email.value)) error.push("Email is not in valid format");
	if(!frm.phone.value) error.push("Phone is empty");
	if(!frm.subject.value) error.push("Subject is empty");
	if(!frm.message.value) error.push("Message is empty");
	
	if(error.length > 0)
	{
		alert("The following errors occured:\n\n"+error.join("\n"));
		return false;
	}
	
	return true;
}//validateContactForm