var valdBildId;

function setValStatusPaBild( bildId ) {
  if (document.getElementById) {
	var nuvarandeValdId	= document.getElementById('portrattbild');
	var nyValdId = document.getElementById(bildId);

	if (nyValdId.id != nuvarandeValdId.value) {
	  var nuvarandeBild = document.getElementById(nuvarandeValdId.value);
	  if (nuvarandeBild) {
		nuvarandeBild.src = nuvarandeBild.src.replace(/\.100\./,'.50.');
	  }

	  document.getElementById('portrattbild').value = nyValdId.id;
	  nyValdId.src = nyValdId.src.replace(/\.50\./, '.100.');
	}
	else {
	  document.getElementById('portrattbild').value	= '';
	  var avValdId = document.getElementById(bildId);
	  nyValdId.src = avValdId.src.replace(/\.100\./, '.50.');
	}
  }
}

function toggle( targetId ){
  if (document.getElementById) {
  	target = document.getElementById( targetId );
  	if (target.style.display == "none"){
  	  target.style.display = "";
  	}
  	else {
  	  target.style.display = "none";
  	}
  }
}

function valjAllaBrev(state) {
  var brev = document.getElementsByName("brevId");

  for (var i=0; i<brev.length; i++) {
    brev[i].checked = state;
  }

  if (state == true) {
    document.getElementById('checkAllLink').innerHTML = "Avmarkera alla brev";
    document.getElementById('checkAllLink').href = "javascript:valjAllaBrev(false)";
  } else {
    document.getElementById('checkAllLink').innerHTML = "Markera alla brev";
    document.getElementById('checkAllLink').href = "javascript:valjAllaBrev(true)";
  }
}

sfHover = function() {
  if (document.getElementById("subnav")) {
	var sfEls = document.getElementById("subnav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
	  sfEls[i].onmouseover = function() {
		this.className+=" sfhover";
	  }
	  sfEls[i].onmouseout = function() {
		this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
	  }
	}
  }
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

function validateEmail(email) {
//  var re = /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/;
//  if (re.test(email)) {
  if (emailCheck(email)) {
  } else {
	alert('Dubbelkolla epostadressen, den verkar ej vara helt korrekt iskriven.');
  }
}


function emailCheck (emailStr) {
  var checkTLD=1;
  var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
  var emailPat=/^(.+)@(.+)$/;
  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 +")*$");
  var matchArray=emailStr.match(emailPat);
  if (matchArray==null) {
	// alert("Email address seems incorrect (check @ and .'s)");
	return false;
  }
  var user=matchArray[1];
  var domain=matchArray[2];
  for (i=0; i<user.length; i++) {
	if (user.charCodeAt(i)>127) {
	  // alert("Ths username contains invalid characters.");
	  return false;
	}
  }
  for (i=0; i<domain.length; i++) {
	if (domain.charCodeAt(i)>127) {
	  // alert("Ths domain name contains invalid characters.");
	  return false;
	}
  }
  if (user.match(userPat)==null) {
	// alert("The username doesn't seem to be valid.");
	return false;
  }
  var IPArray=domain.match(ipDomainPat);
  if (IPArray!=null) {
	for (var i=1;i<=4;i++) {
	  if (IPArray[i]>255) {
		// alert("Destination IP address is invalid!");
		return false;
	  }
	}
	return true;
  }
  var atomPat=new RegExp("^" + atom + "$");
  var domArr=domain.split(".");
  var len=domArr.length;
  for (i=0;i<len;i++) {
	if (domArr[i].search(atomPat)==-1) {
	  // alert("The domain name does not seem to be valid.");
	  return false;
	}
  }
  if (checkTLD && domArr[domArr.length-1].length!=2 && domArr[domArr.length-1].search(knownDomsPat)==-1) {
	// alert("The address must end in a well-known domain or two letter " + "country.");
	return false;
  }
  if (len<2) {
	// alert("This address is missing a hostname!");
	return false;
  }
  return true;
}

function setVaraSaljaresPrivataKommentar(textareaid, bestallning_id) {
  var text = document.getElementById(textareaid).value;

  var http = getHTTPObject();
  if (http) {
	http.open("GET", base_url + "?gem=redigeraVaraSaljaresPrivataKommentar&bestallning_id="+bestallning_id+"&kommentar="+escape(text), true);
	http.send(null);
  } else {
	alert('Kan ej skapa http-objekt. Kontakta Bjorn.');
  }
}

function visaKommentarBild(bildid) {
  var stor  = document.getElementById('visaKommentarBildStor' +bildid);

  if (!stor) {
    return;
  }

  stor.style.display = 'block';
}

function doljKommentarBild(bildid) {
  var stor  = document.getElementById('visaKommentarBildStor' +bildid);

  if (!stor) {
    return;
  }

  stor.style.display = 'none';
}