function diashow(picfilename,pictitle) {
	dias = window.open("image_popup.htm?pic="+picfilename+"&title="+escape(pictitle),"Picture","screenX=0,screenY=0,width=620,height=660,menubar=no,location=no,dependent=yes,resizable=yes,scrollbars=yes,status=no");
	// menubar=no ... schaltet Menü aus / location=no ... schaltet Adresszeile aus / dependent=yes ... wenn "yes" wird Fenster geschlossen wenn Elternfenster geschlossen wird 
	// resizable=yes ... erlaubt das Verändern der Fenstergröße / scrollbars=yes ... schaltet die Scrollbalken ein / status=no ... schaltet die Statusleiste aus.
	// alternativ yes|no
}

function ShowPicture() {
	var ifname = window.location.search.search(/pic=/);
	var ititle = window.location.search.search(/title=/);
	var sfname = window.location.search.substr(4+ifname,ititle-ifname-5);
	var stitle = unescape(window.location.search.substr(6+ititle,window.location.search.length));
	if (stitle == 'undefined') {
	window.document.title = window.document.title+": "+sfname;
	stitle = '';
	}
	else if (stitle != '') {
	window.document.title = window.document.title+": "+stitle;
	}
	var picname = '<img src="'+sfname+'" alt="'+stitle+'" border="0" >';
	if (document.all) { document.all.bild.innerHTML=picname; }
	if (document.layers) {
		document.bild_n.document.open();
		document.bild_n.document.write(picname);
		document.bild_n.document.close();
	}
	CheckAndResize()
}

function CheckAndResize() {
	if (document.images[0].complete) {
		var x_size = document.images[0].width+50;
		var y_size = document.images[0].height+140;
		var x_pos = (screen.availWidth - x_size) / 2;
		var y_pos = (screen.availHeight - y_size) / 2 - 10;
		if (x_pos < 0) {x_pos = 0};
		if (y_pos < 0) {y_pos = 0};
		window.resizeTo(x_size, y_size);
		window.moveTo(x_pos, y_pos);
		timerID = clearTimeout();
	}
	else {
		timerID = setTimeout("CheckAndResize()",10);
	}
}