var images = new Array();
		images[1]="Gfx/building/1.jpg";
		images[2]="Gfx/building/2.jpg";
		images[3]="Gfx/building/3.jpg";
		images[4]="Gfx/building/4.jpg";
		images[5]="Gfx/building/5.jpg";		
writeRandomImage(images, null);