nav1on = new Image(); 

nav1on.src = "images/nav1_on.gif";

nav1off = new Image(); 

nav1off.src = "images/nav1.gif";



nav2on = new Image(); 

nav2on.src = "images/nav2_on.gif";

nav2off = new Image(); 

nav2off.src = "images/nav2.gif";


nav2_1on = new Image(); 

nav2_1on.src = "images/nav2_1_on.gif";

nav2_1off = new Image(); 

nav2_1off.src = "images/nav2_1.gif";


nav2_2on = new Image(); 

nav2_2on.src = "images/nav2_2_on.gif";

nav2_2off = new Image(); 

nav2_2off.src = "images/nav2_2.gif";


nav2_3on = new Image(); 

nav2_3on.src = "images/nav2_3_on.gif";

nav2_3off = new Image(); 

nav2_3off.src = "images/nav2_3.gif";


nav3on = new Image(); 

nav3on.src = "images/nav3_on.gif";

nav3off = new Image(); 

nav3off.src = "images/nav3.gif";


nav3_1on = new Image(); 

nav3_1on.src = "images/nav3_1_on.gif";

nav3_1off = new Image(); 

nav3_1off.src = "images/nav3_1.gif";


nav3_2on = new Image(); 

nav3_2on.src = "images/nav3_2_on.gif";

nav3_2off = new Image(); 

nav3_2off.src = "images/nav3_2.gif";


nav3_3on = new Image(); 

nav3_3on.src = "images/nav3_3_on.gif";

nav3_3off = new Image(); 

nav3_3off.src = "images/nav3_3.gif";


nav4on = new Image(); 

nav4on.src = "images/nav4_on.gif";

nav4off = new Image(); 

nav4off.src = "images/nav4.gif";


nav4_1on = new Image(); 

nav4_1on.src = "images/nav4_1_on.gif";

nav4_1off = new Image(); 

nav4_1off.src = "images/nav4_1.gif";


nav4_2on = new Image(); 

nav4_2on.src = "images/nav4_2_on.gif";

nav4_2off = new Image(); 

nav4_2off.src = "images/nav4_2.gif";



nav5on = new Image(); 

nav5on.src = "images/nav5_on.gif";

nav5off = new Image(); 

nav5off.src = "images/nav5.gif";


nav5_1on = new Image(); 

nav5_1on.src = "images/nav5_1_on.gif";

nav5_1off = new Image(); 

nav5_1off.src = "images/nav5_1.gif";


nav5_2on = new Image(); 

nav5_2on.src = "images/nav5_2_on.gif";

nav5_2off = new Image(); 

nav5_2off.src = "images/nav5_2.gif";



nav6on = new Image(); 

nav6on.src = "images/nav6_on.gif";

nav6off = new Image(); 

nav6off.src = "images/nav6.gif";



nav6_1on = new Image(); 

nav6_1on.src = "images/nav6_1_on.gif";

nav6_1off = new Image(); 

nav6_1off.src = "images/nav6_1.gif";



nav6_2on = new Image(); 

nav6_2on.src = "images/nav6_2_on.gif";

nav6_2off = new Image(); 

nav6_2off.src = "images/nav6_2.gif";


nav7on = new Image(); 

nav7on.src = "images/nav7_on.gif";

nav7off = new Image(); 

nav7off.src = "images/nav7.gif";


nav8on = new Image(); 

nav8on.src = "images/nav8_on.gif";

nav8off = new Image(); 

nav8off.src = "images/nav8.gif";


nav8_1on = new Image(); 

nav8_1on.src = "images/nav8_1_on.gif";

nav8_1off = new Image(); 

nav8_1off.src = "images/nav8_1.gif";



nav8_2on = new Image(); 

nav8_2on.src = "images/nav8_2_on.gif";

nav8_2off = new Image(); 

nav8_2off.src = "images/nav8_2.gif";


nav9on = new Image(); 

nav9on.src = "images/nav9_on.gif";

nav9off = new Image(); 

nav9off.src = "images/nav9.gif";


nav9_1on = new Image(); 

nav9_1on.src = "images/nav9_1_on.gif";

nav9_1off = new Image(); 

nav9_1off.src = "images/nav9_1.gif";



nav9_2on = new Image(); 

nav9_2on.src = "images/nav9_2_on.gif";

nav9_2off = new Image(); 

nav9_2off.src = "images/nav9_2.gif";



nav9_3on = new Image(); 

nav9_3on.src = "images/nav9_3_on.gif";

nav9_3off = new Image(); 

nav9_3off.src = "images/nav9_3.gif";