<!--
if (document.images) {
    contactLeft       = new Image();
    contactLeft.src   = "img/menu_left_kontakty_off.gif" ;
    contactLeftdown     = new Image() ;
    contactLeftdown.src = "img/menu_left_kontakty_on.gif" ;

	posobnostLeft       = new Image();
    posobnostLeft.src   = "img/menu_left_posobnost_off.gif" ;
    posobnostLeftdown     = new Image() ;
    posobnostLeftdown.src = "img/menu_left_posobnost_on.gif" ;

	partneriLeft       = new Image();
    partneriLeft.src   = "img/menu_left_partneri_off.gif" ;
    partneriLeftdown     = new Image() ;
    partneriLeftdown.src = "img/menu_left_partneri_on.gif" ;

	sluzbyLeft       = new Image();
    sluzbyLeft.src   = "img/menu_left_sluzby_off.gif" ;
    sluzbyLeftdown     = new Image() ;
    sluzbyLeftdown.src = "img/menu_left_sluzby_on.gif" ;

	spolocnostLeft       = new Image();
    spolocnostLeft.src   = "img/menu_left_spolocnost_off.gif" ;
    spolocnostLeftdown     = new Image() ;
    spolocnostLeftdown.src = "img/menu_left_spolocnost_on.gif" ;

	contactRight       = new Image();
    contactRight.src   = "img/menu_right_kontakty_off.gif" ;
    contactRightdown     = new Image() ;
    contactRightdown.src = "img/menu_right_kontakty_on.gif" ;

	posobnostRight       = new Image();
    posobnostRight.src   = "img/menu_right_posobnost_off.gif" ;
    posobnostRightdown     = new Image() ;
    posobnostRightdown.src = "img/menu_right_posobnost_on.gif" ;

	partneriRight       = new Image();
    partneriRight.src   = "img/menu_right_partneri_off.gif" ;
    partneriRightdown     = new Image() ;
    partneriRightdown.src = "img/menu_right_partneri_on.gif" ;

	sluzbyRight       = new Image();
    sluzbyRight.src   = "img/menu_right_sluzby_off.gif" ;
    sluzbyRightdown     = new Image() ;
    sluzbyRightdown.src = "img/menu_right_sluzby_on.gif" ;

	spolocnostRight       = new Image();
    spolocnostRight.src   = "img/menu_right_spolocnost_off.gif" ;
    spolocnostRightdown     = new Image() ;
    spolocnostRightdown.src = "img/menu_right_spolocnost_on.gif" ;
}
function buttondown( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + "down.src" );
    }
}
function buttonup ( buttonname )
{
    if (document.images) {
      document[ buttonname ].src = eval( buttonname + ".src" );
    }
}
// -->