function reloadPage() {
	window.document.location.href = currentPage;
}

function writeCaption(txt) {
	if (document.getElementById("captionDiv")) {
		document.getElementById("captionDiv").innerHTML = txt;
	}
}

var currentRegion = "";

//______________________________________________________________________
// Images
var aImages = new Array();
function preLoader(imgName, src1, src2) {
	aImages[imgName] = new Array();
	aImages[imgName]["off"] = new Image();
	aImages[imgName]["off"].src = src1;
	aImages[imgName]["on"] = new Image();
	aImages[imgName]["on"].src = src2;
}
preLoader("scroll_up","pix/arrow_up.gif","pix/arrow_upHi.gif");
preLoader("scroll_down","pix/arrow_down.gif","pix/arrow_downHi.gif");
preLoader("back","pix/arrow_back.gif","pix/arrow_backHi.gif");
preLoader("frw","pix/arrow_frw.gif","pix/arrow_frwHi.gif");

function getImage(imgName, layerID) {
	return (document.all || document.getElementById ? window.document.images[imgName] : layerID ? document.layers[layerID].document.images[imgName] : window.document.images[imgName]);
}
function imgOn(imgName, layerID) {
	getImage(imgName, layerID).src = aImages[imgName]["on"].src;
}
function imgOff(imgName, layerID) {
	getImage(imgName, layerID).src = aImages[imgName]["off"].src;
}