// --- Image 
var preloadFlag = false;

function newImage(arg)
{
	if (document.images)
	{
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages(array)
{
	if (preloadFlag == true)
	{
		var d = document; var img;
		for (var i=0; i<array.length; i+=2)
		{
			img = null; var n = array[i];
			if (d.images) { img = d.images[n]; }
			if (!img && d.getElementById) { img = d.getElementById(n); }
			if (img) { img.src = array[i+1]; }
		}
	}
}

function changeImage()
{
	changeImages(changeImage.arguments);
}

// --- Diverse 
function encode_adr(a,b,as_link)
{
	if (a!='' && b!='')
	{
		var act = '&#109;a' + 'i&#108;' + '&#116;o';
		var c = 'hr' + 'ef' + '=';
		var adr = a + '&#64;' + b;
		if (as_link==1)
		{
			document.write( '<a '+c+'\''+act+':'+adr+'\'>'+adr+'</a>');
		}
		else
		{
			document.write(adr);
		}
	}
	else
	{
		document.write(a);
	}
}

function setBookmark(error)
{
	try
	{
		window.external.AddFavorite(location.href, document.title);
	}
	catch (e)
	{
		window.alert(error);
	}
}
function setStatus(msg)
{
	window.status=msg;
	return true;
}

// font-scale
function cssfontsize(i) {

aktGroesse = parseInt(document.body.style.fontSize);

if (i == "+") { neuGroesse = aktGroesse*1.2; }
else if (i =="-") { neuGroesse = aktGroesse*0.8; }
else { neuGroesse = "101"; }

document.body.style.fontSize = neuGroesse + '%';
}