var nav1on = new Image(); nav1on.src = '../images_rs/homes_menu1_over.jpg';
var nav1off = new Image(); nav1off.src = '../images_rs/homes_menu1.jpg';
var nav2on = new Image(); nav2on.src = '../images_rs/homes_menu2_over.jpg';
var nav2off = new Image(); nav2off.src = '../images_rs/homes_menu2.jpg';
var nav3on = new Image(); nav3on.src = '../images_rs/homes_menu3_over.jpg';
var nav3off = new Image(); nav3off.src = '../images_rs/homes_menu3.jpg';
var nav4on = new Image(); nav4on.src = '../images_rs/homes_menu4_over.jpg';
var nav4off = new Image(); nav4off.src = '../images_rs/homes_menu4.jpg';
var nav5on = new Image(); nav5on.src = '../images_rs/homes_menu5_over.jpg';
var nav5off = new Image(); nav5off.src = '../images_rs/homes_menu5.jpg';
var nav6on = new Image(); nav6on.src = '../images_rs/homes_menu6_over.jpg';
var nav6off = new Image(); nav6off.src = '../images_rs/homes_menu6.jpg';
var nav7on = new Image(); nav7on.src = '../images_rs/homes_menu7_over.jpg';
var nav7off = new Image(); nav7off.src = '../images_rs/homes_menu7.jpg';