﻿function ViewImage(bildurl,b,h,bildtitel)
{
	var eigenschaften,sbreite,shoehe,fenster,b,h;
	
	// stellt die Bildschirmabmessungen fest
	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;

		eigenschaften="left="+x+",top="+y+",screenX="+x+",screenY="+y+",width="+b+",height="+h+",menubar=no,toolbar=no,statusbar=0";

		fenster=window.open("","",eigenschaften);
		fenster.focus();
		fenster.document.open();
		with (fenster) {
			  document.write('<html><head>');
			  // geändert 2004 für Mozilla
			  document.write('<scr' + 'ipt type="text/javascr' + 'ipt" language="JavaScr' + 'ipt">');
			  document.write("function click() { window.close(); } ");  // bei click  schliessen
			  document.write("document.onmousedown=click ");
			  // geändert 2004 für Mozilla
			  document.write('</scr' + 'ipt>');
			  document.write('<title>'+ bildtitel +'</title></head>');
			  // Zeile geändert Aug 2003 (Dreamweaver machte Probleme)
			  document.write('<' + 'body onblur="window.close();" ');// bei Focusverlust schliessen
			  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();
		}
}

