var x, y, vrsek, levo, vlevo;
vrsek = 80;

function foto(filename, x, y) {
	var k = 8/10, xn, yn, xs=screen.width, ys=screen.height;
	levo = (document.body.clientWidth-x)/2;
    	
		MyPicture=window.open('', 'newwin','width='+(x+20)+', height='+(y+20)+', left='+levo+', top='+vrsek+'');
		MyPicture.document.writeln(
		  '<html><head><title>'+filename+'</title></head>'
 	+'<center><a href='+filename+' onclick=\"window.close()\"><img src=\''+filename+'\' border=0></a></center>'
	+'</body></html>'
	)
MyPicture.document.close();
}
