var image1 = new Image();
image1.src = "images/index_r_06.jpg";
var image2 = new Image();
image2.src = "images/index_r_07.jpg";
var image3 = new Image();
image3.src = "images/index_r_08.jpg";
var image4 = new Image();
image4.src = "images/index_r_09.jpg";
var image5 = new Image();
image5.src = "images/index_r_10.jpg";
var image6 = new Image();
image6.src = "images/index_r_11.jpg";