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);
}


var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		pre_header02_01 = newImage('images/header02_01.gif');
		pre_header02_02 = newImage('images/header02_02.gif');
		pre_header02_03 = newImage('images/header02_03.gif');
		pre_header02_04 = newImage('images/header02_04.gif');
		pre_header02_05 = newImage('images/header02_05.gif');
		pre_header02_06 = newImage('images/header02_06.gif');
		pre_header02_07 = newImage('images/header02_07.gif');
		pre_header02_08 = newImage('images/header02_08.gif');
		pre_header02_09 = newImage('images/header02_09.gif');
		pre_header02_10 = newImage('images/header02_10.gif');
		pre_leftnav2_01 = newImage('images/leftnav2_01.gif');
		pre_leftnav2_07 = newImage('images/leftnav2_07.gif');
		pre_leftnav2_13 = newImage('images/leftnav2_13.gif');
		pre_leftnav2_19 = newImage('images/leftnav2_19.gif');
		pre_leftnav2_25 = newImage('images/leftnav2_25.gif');
		pre_main2_12 = newImage('images/main2_12.jpg');
		pre_main2_15 = newImage('images/main2_15.jpg');
		pre_main2_18 = newImage('images/main2_18.jpg');
		pre_main2_21 = newImage('images/main2_21.jpg');
		pre_main2_56 = newImage('images/main2_56.jpg');
		pre_main2_65 = newImage('images/main2_65.jpg');
		pre_main2_100 = newImage('images/main2_100.jpg');
		pre_main2_103 = newImage('images/main2_103.jpg');
		pre_main2_106 = newImage('images/main2_106.jpg');
		pre_main2_109 = newImage('images/main2_109.jpg');
		pre_main03_02 = newImage('images/main03_02.gif');
		preloadFlag = true;
	}
}