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) {
		anna_s_title_04_over = newImage("images/anna_s_title_04-over.jpg");
		anna_s_title_05_over = newImage("images/anna_s_title_05-over.jpg");
		anna_s_title_06_over = newImage("images/anna_s_title_06-over.jpg");
		anna_s_title_07_over = newImage("images/anna_s_title_07-over.jpg");
		anna_s_title_08_over = newImage("images/anna_s_title_08-over.jpg");
		anna_s_title_09_over = newImage("images/anna_s_title_09-over.jpg");
		preloadFlag = true;
	}
}

function showAlbum(ebene,file,text) {
	if (document.getElementById(ebene).style.visibility == "hidden") {
      bild = new Image();
      bild.src = file;
      document.getElementById('shownpic').src = bild.src;
	    document.getElementById(ebene).style.visibility = "visible";
	}
	else {
	    document.getElementById(ebene).style.visibility = "hidden";
      bild2 = new Image();
      bild2.src = "images/spacer.gif";
      document.getElementById('shownpic').src = bild2.src;
	}
}

function resizeDiv(ebene1,ebene2,ebene3) {
	if (document.getElementById(ebene1).style.height == "70px") {
	    document.getElementById(ebene1).style.height = "auto";
	}
	else { document.getElementById(ebene1).style.height = "70px"; }
  document.getElementById(ebene2).style.height = "70px";
  document.getElementById(ebene3).style.height = "70px";
}