var im1 = new Image();
im1.src = '/cz/_images/menu1.jpg';
var im1on = new Image();
im1on.src = '/cz/_images/menu1on.jpg';
var im1act = new Image();
im1act.src = '/cz/_images/menu1act.jpg';

var im2 = new Image();
im2.src = '/cz/_images/menu2.jpg';
var im2on = new Image();
im2on.src = '/cz/_images/menu2on.jpg';
var im2act = new Image();
im2act.src = '/cz/_images/menu2act.jpg';

var im3 = new Image();
im3.src = '/cz/_images/menu3.jpg';
var im3on = new Image();
im3on.src = '/cz/_images/menu3on.jpg';
var im3act = new Image();
im3act.src = '/cz/_images/menu3act.jpg';

var im4 = new Image();
im4.src = '/cz/_images/menu4.jpg';
var im4on = new Image();
im4on.src = '/cz/_images/menu4on.jpg';
var im4act = new Image();
im4act.src = '/cz/_images/menu4act.jpg';

var im5 = new Image();
im5.src = '/cz/_images/menu5.jpg';
var im5on = new Image();
im5on.src = '/cz/_images/menu5on.jpg';
var im5act = new Image();
im5act.src = '/cz/_images/menu5act.jpg';

var im6 = new Image();
im6.src = '/cz/_images/menu6.jpg';
var im6on = new Image();
im6on.src = '/cz/_images/menu6on.jpg';
var im6act = new Image();
im6act.src = '/cz/_images/menu6act.jpg';

var im7 = new Image();
im7.src = '/cz/_images/menu7.jpg';
var im7on = new Image();
im7on.src = '/cz/_images/menu7on.jpg';
var im7act = new Image();
im7act.src = '/cz/_images/menu7act.jpg';

var im8 = new Image();
im8.src = '/cz/_images/menu8.jpg';
var im8on = new Image();
im8on.src = '/cz/_images/menu8on.jpg';
var im8act = new Image();
im8act.src = '/cz/_images/menu8act.jpg';