function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
function changeImagesArray(array) {
	if (preloadFlag == true) {
		var d = document; var img;
		for (var i=0; i<array.length; i+=2) {
			img = null; var n = array[i];
			if (d.images) {img = d.images[n];}
			if (!img && d.getElementById) {img = d.getElementById(n);}
			if (img) {img.src = array[i+1];}
		}
	}
}
function changeImages() {
	changeImagesArray(changeImages.arguments);
}
ar preloadFlag = false;
function preloadImages() {
	if (document.images) {
		pre_index2_01 = newImage('images/index2_01.jpg');
		pre_index2_02 = newImage('images/index2_02.jpg');
		pre_index2_03 = newImage('images/index2_03.jpg');
		pre_index2_04 = newImage('images/index2_04.jpg');
		pre_index2_05 = newImage('images/index2_05.jpg');
		pre_index2_06 = newImage('images/index2_06.jpg');
		pre_index2_07 = newImage('images/index2_07.jpg');
		pre_index2_08 = newImage('images/index2_08.jpg');
		pre_index2_09 = newImage('images/index2_09.jpg');
		pre_index2_10 = newImage('images/index2_10.jpg');
		preloadFlag = true;
	}
}