//validate tips form elements
function tipsValidation(form) {
	var email_reg1 = /(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/; //invalid if true
	var email_reg2 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/; //valid if true
/*
	if (!form.beskjed.value.length) {
		window.alert('You must enter a message to submit this form.');
		form.beskjed.focus();
		return false;
	}
*/
	if (!form.Fra.value.length) {
		window.alert('You must enter your name to submit this form.');
		form.Fra.focus();
		return false;
	}
	if (!form.Fraepost.value.length) {
		window.alert('You must enter your e-mail address to submit this form.');
		form.Fraepost.focus();
		return false;
	}
	if (email_reg1.test(form.Fraepost.value) || !email_reg2.test(form.Fraepost.value)) {
		window.alert('Your e-mail address does not appear to be valid.');
		form.Fraepost.focus();
		return false;
	}
	if (!form.Til.value.length) {
		window.alert('You must enter your friend\'s e-mail address to submit this form.');
		form.Til.focus();
		return false;
	}
	if (email_reg1.test(form.Til.value) || !email_reg2.test(form.Til.value)) {
		window.alert('Your friend\'s e-mail address does not appear to be valid.');
		form.Til.focus();
		return false;
	}
/*
	if (!form.coppa[0].checked) {
		window.alert('You must be at least 13 years old to submit this form.');
		return false;
	}
*/
	return true;
}