// www.web-toolbox.net , W. Jansen
// Als Übergabeparameter wird die bildquelle,breite und höhe übergeben
// hand over parameters for source,width and height

function FotoWindow(bildurl,b,h) {
	var eigenschaft,sbreite,shoehe,fenster,b,h;

	// stellt die Bildschirmabmessungen fest
	// find window size
	var ns6 = (!document.all && document.getElementById);
	var ie4 = (document.all);
	var ns4 = (document.layers);

	if(ns6||ns4) {
		sbreite = innerWidth;
		shoehe = innerHeight;
	}
	else if(ie4) {
		sbreite = document.body.clientWidth;
		shoehe = document.body.clientHeight;
	}

	x = (sbreite-b)/2;
//	y = (shoehe-h)/2;
	y = 50;

	eigenschaften="left="+x+",top="+y+",screenX="+x+",screenY="+y+",width="+b+",height="+h+",menubar=no,toolbar=no,scrollbars=no";

	fenster=window.open("","",eigenschaften);
	fenster.focus();
	fenster.document.open();
	with (fenster) {
  	document.write("<html><head>");
  	document.write("<script type='text/javascript' language='JavaScript'>");
  	// bei click  schliessen , on click close
  	document.write("function click() { window.close(); } ");
  	document.write("document.onmousedown=click ");
  	document.write("</script>");
  	document.write("<title>zavøi kliknutím</title></head>");
  	// bei Focusverlust schliessen, close if window looses focus
  	// Zeile ge&auml;ndert Aug 2003 (Dreamweaver machte Probleme)
  	document.write("<" + "body onblur='window.close()';");
  	document.write("marginwidth='0' marginheight='0' leftmargin='0' topmargin='0'>");
  	document.write("<center>");
  	document.write("<img src='"+ bildurl +"' border='0'>");
  	document.write("<center>");
  	document.write("</body></html>");
  	fenster.document.close();
	}
}
