var image_top_0 = "images/_top_left.jpg";
var image_left_0 = "images/_left_noq.jpg";

var image_top_1 = "images/_top_left_fall.jpg";
var image_left_1 = "images/_left_noq_fall.jpg";

var image_top_2 = "images/_top_left_winter.jpg";
var image_left_2 = "images/_left_noq_winter.jpg";

var image_top_3 = "images/_top_left_spring.jpg";
var image_left_3 = "images/_left_noq_spring.jpg";

var image_top_4 = "images/_top_left_spring2.jpg";
var image_left_4 = "images/_left_noq_spring2.jpg";

randomindex = (Math.round(Math.random()*4))