function okno (theURL,wx,wy)

{ mx = Math.round((screen.width-wx)/2);

tab = window.open(theURL,"tab","width="+wx+",height="+wy+",toolbar=no,directories=no,scrollbars=yes,location=no,resizable=no,menubar=no,left="+mx+",top=10").focus();
}


button1up=new Image(80,20);
button1up.src="gfx/nowosci_over.jpg";
button1down=new Image(80,20);
button1down.src="gfx/nowosci.jpg";


button2up=new Image(71,20);
button2up.src="gfx/oferta_over.jpg";
button2down=new Image(71,20);
button2down.src="gfx/oferta.jpg";


button3up=new Image(63,20);
button3up.src="gfx/firma_over.jpg";
button3down=new Image(63,20);
button3down.src="gfx/firma.jpg";


button4up=new Image(77,20);
button4up.src="gfx/kontakt_over.jpg";
button4down=new Image(77,20);
button4down.src="gfx/kontakt.jpg";


button5up=new Image(137,19);
button5up.src="gfx/wysylka_over.jpg";
button5down=new Image(137,19);
button5down.src="gfx/wysylka.jpg";


button6up=new Image(77,19);
button6up.src="gfx/platnosci_over.jpg";
button6down=new Image(77,19);
button6down.src="gfx/platnosci.jpg";


button7up=new Image(128,17);
button7up.src="gfx/rejsetracja_over.jpg";
button7down=new Image(128,17);
button7down.src="gfx/rejestracja.jpg";

button8up=new Image(35,24);
button8up.src="gfx/flaga_pl.jpg";
button8down=new Image(35,24);
button8down.src="gfx/flaga_pl_off.jpg";

button9up=new Image(35,24);
button9up.src="gfx/flaga_ang.jpg";
button9down=new Image(35,24);
button9down.src="gfx/flaga_ang_off.jpg";

button10up=new Image(35,24);
button10up.src="gfx/flaga_de.jpg";
button10down=new Image(35,24);
button10down.src="gfx/flaga_de_off.jpg";