if (document.images) {
	 index_up       = new Image();
    index_up.src   = "templates/img/menu_index.png" ;
    index_down     = new Image() ;
    index_down.src = "templates/img/menu_index_2.png" ;

    ofirmie_up       = new Image();
    ofirmie_up.src   = "templates/img/menu_ofirmie.png" ;
    ofirmie_down     = new Image() ;
    ofirmie_down.src = "templates/img/menu_ofirmie_2.png" ;
	 
    motory_up       = new Image();
    motory_up.src   = "templates/img/menu_motory.png" ;
    motory_down     = new Image() ;
    motory_down.src = "templates/img/menu_motory_2.png" ;
	 
    skutery_up       = new Image();
    skutery_up.src   = "templates/img/menu_skutery.png" ;
    skutery_down     = new Image() ;
    skutery_down.src = "templates/img/menu_skutery_2.png" ;
	 
    quady_up       = new Image();
    quady_up.src   = "templates/img/menu_quady.png" ;
    quady_down     = new Image() ;
    quady_down.src = "templates/img/menu_quady_2.png" ;
	 
    oferta_up       = new Image();
    oferta_up.src   = "templates/img/menu_oferta.png" ;
    oferta_down     = new Image() ;
    oferta_down.src = "templates/img/menu_oferta_2.png" ;

    akcesoria_up       = new Image();
    akcesoria_up.src   = "templates/img/menu_akcesoria.png" ;
    akcesoria_down     = new Image() ;
    akcesoria_down.src = "templates/img/menu_akcesoria_2.png" ;
	 
    kaski_up       = new Image();
    kaski_up.src   = "templates/img/menu_kaski.png" ;
    kaski_down     = new Image() ;
    kaski_down.src = "templates/img/menu_kaski_2.png" ;
	 
    kufry_up       = new Image();
    kufry_up.src   = "templates/img/menu_kufry.png" ;
    kufry_down     = new Image() ;
    kufry_down.src = "templates/img/menu_kufry_2.png" ;
	 
    blokady_up       = new Image();
    blokady_up.src   = "templates/img/menu_blokady.png" ;
    blokady_down     = new Image() ;
    blokady_down.src = "templates/img/menu_blokady_2.png" ;
	 
    plandeki_up       = new Image();
    plandeki_up.src   = "templates/img/menu_plandeki.png" ;
    plandeki_down     = new Image() ;
    plandeki_down.src = "templates/img/menu_plandeki_2.png" ;
	 
    serwis_up       = new Image();
    serwis_up.src   = "templates/img/menu_serwis.png" ;
    serwis_down     = new Image() ;
    serwis_down.src = "templates/img/menu_serwis_2.png" ;
	 
    raty_up       = new Image();
    raty_up.src   = "templates/img/menu_raty.png" ;
    raty_down     = new Image() ;
    raty_down.src = "templates/img/menu_raty_2.png" ;
	 
    kontakt_up       = new Image();
    kontakt_up.src   = "templates/img/menu_kontakt.png" ;
    kontakt_down     = new Image() ;
    kontakt_down.src = "templates/img/menu_kontakt_2.png" ;

}
function buttondown( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "_down.src" );
    }
}
function buttonup ( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "_up.src" );
    }
}