button1up=new Image(107,18);
button1up.src="gfx/b_omnie1.jpg";
button1down=new Image(107,18);
button1down.src="gfx/b_omnie.jpg";

button2up=new Image(140,16);
button2up.src="gfx/b_aktualnosci1.jpg";
button2down=new Image(140,16);
button2down.src="gfx/b_aktualnosci.jpg";

button3up=new Image(107,16);
button3up.src="gfx/b_galeria1.jpg";
button3down=new Image(107,16);
button3down.src="gfx/b_galeria.jpg";

button4up=new Image(107,16);
button4up.src="gfx/b_kontakt1.jpg";
button4down=new Image(107,16);
button4down.src="gfx/b_kontakt.jpg";