// JavaScript Document
function numbersonly(myfield, e, dec){
	var key;
	var keychar;
	
	if (window.event)
	   key = window.event.keyCode;
	else if (e)
	   key = e.which;
	else
	   return true;
	keychar = String.fromCharCode(key);
	
	// control keys
	if ((key==null) || (key==0) || (key==8) || 
		(key==9) || (key==13) || (key==27) )
	   return true;
	
	// numbers
	else if ((("0123456789").indexOf(keychar) > -1))
	   return true;
	
	// decimal point jump
	else if (dec && (keychar == "."))
	   {
	   myfield.form.elements[dec].focus();
	   return false;
	   }
	else
   return false;
}

// Öppnar nytt fönster med fix storlek
function openPopup(page,winName) {
	var winWidth = '650';
	var winHeight = '600';
	window.open(page, winName, 'height='+winHeight+',width='+winWidth+',scrollbars=1,resizable=0,menubar=1,toolbar=0,status=0,location=0,directories=0,left=150,top=100');
}

//############### FUNKTIONER FÖR LAGER ####################################
var DHTML = (document.getElementById || document.all || document.layers);

function getObj(name)
{
  if (document.getElementById)
  {
  	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all)
  {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers)
  {
	this.obj = getObjNN4(document,name);
	this.style = this.obj;
  }
}

function getObjNN4(obj,name)
{
	var x = obj.layers;
	var foundLayer;
	for (var i=0;i<x.length;i++)
	{
		if (x[i].id == name)
		 	foundLayer = x[i];
		else if (x[i].layers.length)
			var tmp = getObjNN4(x[i],name);
		if (tmp) foundLayer = tmp;
	}
	return foundLayer;
}

function dispLayer(name,flag)
{
	if (!DHTML) return;
	var x = new getObj(name);
	if (flag == 'visible') {
		x.style.visibility = 'visible';
	}
	else {
		x.style.visibility = 'hidden';
	}
}

function dispLayerToggle(name)
{
	if (!DHTML) return;
	var x = new getObj(name);
	var testVisibility = x.style.visibility;
	if (testVisibility == 'hidden') {
		x.style.visibility = 'visible';
	}
	else {
		x.style.visibility = 'hidden';
	}
}

function dispBlockLayer(name,flag)
{
	if (!DHTML) return;
	var x = new getObj(name);
	var testDisplay = x.style.display;
	if (flag == 'visible') {
		x.style.display = 'block';
	}
	else {
		x.style.display = 'none';
	}
}

function dispBlockToggle(name)
{
	if (!DHTML) return;
	var x = new getObj(name);
	var testDisplay = x.style.display;
	if (testDisplay == 'none') {
		x.style.display = 'block';
	}
	else {
		x.style.display = 'none';
	}
}

//############### /FUNKTIONER FÖR LAGER ####################################

function checkSelect(obj){
	testing = obj.options[obj.selectedIndex].value;
	if (testing == '6') {
		dispBlockLayer('oth_country','visible');
	}
	else {
		dispBlockLayer('oth_country','none');
	}
}

function echeck(str) {

		var mess = "Ogiltig emailadress, var god försök igen!"
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert(mess)
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert(mess)
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert(mess)
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert(mess)
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert(mess)
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert(mess)
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert(mess)
		    return false
		 }

 		 return true					
	}

function validateEmail(){
	var emailID=document.newsmail.email
	
	if ((emailID.value==null)||(emailID.value=="")){
		alert("Var god fyll i din emailadress!")
		emailID.focus()
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	return true
}