function validateForm(generalform) {
	if (generalform.firstname.value == "") {
		alert("Var god fyll i namn.");
		generalform.firstname.focus();
		return false;
	}
	if (generalform.lastname.value == "") {
		alert("Var god fyll i efternamn.");
		generalform.lastname.focus();
		return false;
	}
	if (generalform.phone.value == "") {
		alert("Var god fyll i telefonnummer.");
		generalform.phone.focus();
		return false;
	}
	if (generalform.adress.value == "") {
		alert("Var god fyll i adress.");
		generalform.adress.focus();
		return false;
	}
	if (generalform.pnr.value == "") {
		alert("Var god fyll i postnummer.");
		generalform.pnr.focus();
		return false;
	}
	if (generalform.postort.value == "") {
		alert("Var god fyll i postort.");
		generalform.postort.focus();
		return false;
	}
	else {
		return true;
	}
}

function emailCheck(emailStr,generalform) {
	var emailPat=/^(.+)@(.+)$/;
	var specialChars="\\(\\)<>@,;:\\\\\\\"\\.\\[\\]";
	var validChars="\[^\\s" + specialChars + "\]";
	var quotedUser="(\"[^\"]*\")";
	var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
	var atom=validChars + '+';
	var word="(" + atom + "|" + quotedUser + ")";
	var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
	var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
	var matchArray=emailStr.match(emailPat);

	if (matchArray==null) {
		alert("Den ifyllda emailadressen verkar vara inkorrekt.1");
		generalform.email.focus();
		return false;
	}

	var user=matchArray[1];
	var domain=matchArray[2];

	if (user.match(userPat)==null) {
		alert("Den ifyllda emailadressen verkar vara inkorrekt.2");
		generalform.email.focus();
		return false;
	}

	var IPArray=domain.match(ipDomainPat);

	if (IPArray!=null) {
		for (var i=1;i<=4;i++) {
			if (IPArray[i]>255) {
				alert("Den ifyllda emailadressen verkar vara inkorrekt.3");
				generalform.email.focus();
				return false;
			}
		}
		return true;
	}

	var domainArray=domain.match(domainPat);

	if (domainArray==null) {
		alert("Den ifyllda emailadressen verkar vara inkorrekt.4");
						generalform.email.focus();
		return false;
	}

	var atomPat=new RegExp(atom,"g");
	var domArr=domain.match(atomPat);
	var len=domArr.length;

	if (domArr[domArr.length-1].length<2 || domArr[domArr.length-1].length>3) {
		alert("Den ifyllda emailadressen verkar vara inkorrekt.5");
		generalform.email.focus();
		return false;
	} 

	if (len<2) {
		var errStr="Den ifyllda emailadressen verkar vara inkorrekt.6";
		alert(errStr);
		generalform.email.focus();
		return false;
	}
	return true;
}