var vis_off = new Image;
var thi_off = new Image;
var pla_off = new Image;
var out_off = new Image;
var eve_off = new Image;

var vis_over = new Image;
var thi_over = new Image;
var pla_over = new Image;
var out_over = new Image;
var eve_over = new Image;

vis_off.src = "images/mvisitor_off.gif";
thi_off.src = "images/mtodo_off.gif";
pla_off.src = "images/mplaces_off.gif";
out_off.src = "images/moutdoors_off.gif";
eve_off.src = "images/mevents_off.gif";

vis_over.src = "images/mvisitor_over.gif";
thi_over.src = "images/mtodo_over.gif";
pla_over.src = "images/mplaces_over.gif";
out_over.src = "images/moutdoors_over.gif";
eve_over.src = "images/mevents_over.gif";