<!--
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}
function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}
var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		ptf_misc1 = newImage("/ptf_misc1.jpg");
		ptf_misc2 = newImage("/ptf_misc2.jpg");
		ptf_misc3 = newImage("/ptf_misc3.jpg");
		ptf_misc4 = newImage("/ptf_misc4.jpg");
				preloadFlag = true;
	}
}
// -->