function Link()
{
window.open('http://www.hsr.se/sa/node.asp?node=42');
}

var newwin = null;
function doPopup() {
  newwin = window.open('', 'paywin', 'scrollbars,status,width=550,height=600');
  newwin.focus();
  return true;
}

function BgLink()
{
location.href='http://www.isl-institute.com/';
}

function askzf3f()
{
	var win=window.open('txt-zf3f.htm','askwinzf3f',',scrollbars=no,height=230,width=230');
	if(!win.opener)win.opener=self;
}

function BgLinkEn()
{
location.href='http://www.isl-institute.com/en';
}


function EmailCheck(emailStr) {
//Checks if the email address is valid
var emailPat1 = /(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/; // not valid
//var emailPat2 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}|[0-9]{1,3})(\]?)$/; // valid
//var emailPat2 = /^[a-zA-Z0-9\-\.]+[a-zA-Z0-9\-]+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}|[0-9]{1,3})(\]?)$/; // valid
var emailPat2 = /^[a-zA-Z0-9\-\_\.]+[a-zA-Z0-9\-]+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,4})(\]?)$/; // valid

if (!emailPat1.test(emailStr) && emailPat2.test(emailStr)) { // if syntax is valid
return true;
 }
if (emailStr.length != 0) {
	alert("Din e-post adress:\n" + emailStr + "\nverkar vara inkorrekt. Vänligen försök igen\n(Kontrollera '@' och '.' i e-post adressen)");
	}
else {
	alert("Din e-post adress verkar vara inkorrekt. Vänligen försök igen\n(Kontrollera '@' och '.' i e-post adressen)");
	}
return false;
}

function EmailCheckEn(emailStr) {
//Checks if the email address is valid
var emailPat1 = /(@.*@)|(\.\.)|(@\.)|(\.@)|(^\.)/; // not valid
//var emailPat2 = /^.+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}|[0-9]{1,3})(\]?)$/; // valid
//var emailPat2 = /^[a-zA-Z0-9\-\.]+[a-zA-Z0-9\-]+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,3}|[0-9]{1,3})(\]?)$/; // valid
var emailPat2 = /^[a-zA-Z0-9\-\_\.]+[a-zA-Z0-9\-]+\@(\[?)[a-zA-Z0-9\-\.]+\.([a-zA-Z]{2,4}|[0-9]{1,4})(\]?)$/; // valid

if (!emailPat1.test(emailStr) && emailPat2.test(emailStr)) { // if syntax is valid
return true;
 }
if (emailStr.length != 0) {
	alert("Your e-mail address:\n" + emailStr + "\nseems to be incorrect. Please try again\n(Check '@' and '.' in e-mail address)");
	}
else {
	alert("Your e-mail address seems to be incorrect. Please try again\n(Check '@' och '.' in e-mail address)");
	}
return false;
}