function foto(src, wysokoscObrazka, szerokoscObrazka) 
{
	noweOkno = null;
	if (window.screen) 
	{
 		szerokoscEkranu = screen.availWidth;
 		wysokoscEkranu = screen.availHeight;
 	} 
	else 
	{
		szerokoscEkranu = 640;
		wysokoscEkranu = 450;
	}
	
	szerokoscObrazka+=6;
	wysokoscObrazka+=6;
	
	if (noweOkno==null || noweOkno.closed) {
		ustawienia=
		"left=" + (szerokoscEkranu-szerokoscObrazka)/2 + ","
		+"top=" + (wysokoscEkranu-wysokoscObrazka)/2 + ","
		+"screenX=" + (szerokoscEkranu-szerokoscObrazka)/2 + ","
		+"screenY=" + (wysokoscEkranu-wysokoscObrazka)/2 + ","
		+"width=" + szerokoscObrazka + ","
		+"height=" + wysokoscObrazka + ","
		+"innerWidth=" + szerokoscObrazka + ","
		+"innerHeight=" + wysokoscObrazka + ","
		+"toolbar=no,"
		+"location=no,"
		+"directories=no,"
		+"status=yes,"
		+"menubar=no,"
		+"scrollbars=no,"
		+"resizable=no"
		noweOkno = window.open("", 'foto', ustawienia);
	}
 	noweOkno.document.open();
	noweOkno.document.clear();
	noweOkno.document.write(
	"<html><head><title>ZDJÊCIA</title>\n"
	+"</head><BODY bgcolor=#FFFFFC leftmargin=0 topmargin=0 marginwidth=0 marginheight=0 link=#000000 vlink=#000000 alink=#000000>\n"
	+"<table width='100%' height='100%' border='0' cellspacing='0' cellpadding='0' align='center'><tr><td align='center'>"
	+"<a href='javascript:window.close()'><img src="+ src +"  border=0></a>"
	+"</td></tr></table>\n"
	+"</body></html>"
	);
	
	noweOkno.document.close();
	noweOkno.focus();
}

function zmien(pozycja_menu) {
	document.getElementById("m1").style.display="none";
	document.getElementById("m2").style.display="none";
	document.getElementById("m3").style.display="none";
	document.getElementById("m4").style.display="none";
	document.getElementById("m5").style.display="none";
	document.getElementById("m6").style.display="none";
	document.getElementById(pozycja_menu).style.display="block";
}