
//kollar gästbok
function checkBoken()
  	{
  		var messeage = document.insandare.innehall.value;
		var nospam = document.insandare.__nospam__.value;
		if (!(nospam))
		{
			alert ("Hjälp oss att hålla rent från spam i Timos gästbok. Allt du behöver göra är att skriva Timo i översta inputrutan");
			return false;
		}
		if (!(messeage))
		{
		alert ("Skriv ett meddelande.");
		return false;
		}
		else{return true;}
	}	


//kollar newsletter
function checkEmail()
{
	
	var epost = document.newsletter.epost.value;
	var emailFilter=/^.+@.+\..{2,3}$/;
	if (!(emailFilter.test(epost))) 
	{ 
		alert("Skriv in en giltig E-mail.")
		return false;
	}	
	else return true;
}

//Rensar nyhetsbrev fält
function clearText(thefield){
if (thefield.defaultValue==thefield.value)
thefield.value = ""
} 

//Popup för fotoalbum
function Show(filename,winTitle) 
{
    var myImage = new Image();
    myImage.src=filename;
    properties='height=10,width=10,menubar=no,location=no,resizable=no,scrollbars=no,status=no';
    var imgWindow = window.open('','',properties);
    
    html = '<html>';
    html += '<head>';
    html += '<title>'+winTitle+'</title>';
    html += '</head>';
    html += '<body topmargin="0" marginheight="0" leftmargin="0" marginwidth="0" scroll="no" scrollbars="no">';
    html += '<img src="'+myImage.src+'" onLoad="resizeTo(document.bild.width+10,document.bild.height+60);" name="bild" OnClick="self.close();">';
    html += '</body>';
    html += '</html>';
    
    imgWindow.document.write(html);
}


//menyn
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		nyheter_over = newImage("images/nyheter-over.jpg");
		turne_over = newImage("images/turne-over.jpg");
		bio_over = newImage("images/bio-over.jpg");
		media_over = newImage("images/media-over.jpg");
		skivor_over = newImage("images/skivor-over.jpg");
		merch_over = newImage("images/merch-over.jpg");
		gastbok_over = newImage("images/gastbok-over.jpg");
		forum_over = newImage("images/forum-over.jpg");
		kontakt_over = newImage("images/kontakt-over.jpg");
		rockfoton_over = newImage("images/rockfoton-over.jpg");
		preloadFlag = true;
	}
}
