function preloader () {
	images = new Array();
	images[0] = "./images/buttons/home2.png"
	images[1] = "./images/buttons/about2.png"
	images[2] = "./images/buttons/properties2.png"
	images[3] = "./images/buttons/areainfo2.png"
	images[4] = "./images/buttons/contact2.png"
	for (var i=0; i<=4; i++) {
		imageObj = new Image();
		imageObj.src = images[i];
	}
}