<!--

function getStyleObject(objectId) {
	// cross-browser function to get an object's style object given its id
	if (document.getElementById && document.getElementById(objectId)) {
		// W3C DOM
		return document.getElementById(objectId).style;
	} else if (document.all && document.all(objectId)) {
		// MSIE 4 DOM
		return document.all(objectId).style;
	} else if (document.layers && document.layers[objectId]) {
		// NN 4 DOM.. note: this won't find nested layers
		return document.layers[objectId];
	} else {
		return false;
	}
}

function changeObjectVisibility(objectId, newVisibility) {
	// get a reference to the cross-browser style object and 
	// make sure the object exists
	var styleObject = getStyleObject(objectId);
	if (styleObject) {
		styleObject.visibility = newVisibility;
		return true;
	} else {
		// we couldn't find the object,
		// so we can't change its visibility
		return false;
	}
}


function moveObject(objectId, newXCoordinate, newYCoordinate) {
	// get a reference to the cross-browser style object and 
	// make sure the object exists
	var styleObject = getStyleObject(objectId);
	if (styleObject) {
		styleObject.left = newXCoordinate;
		styleObject.top = newYCoordinate;
		return true;
	} else {
		// we couldn't find the object, 
		// so we can't very well move it
		return false;
	}
}

function preloadImages() {
        var d = document;
	if (document.images) {
		if (!d._preload) {
			d._preload = new Array();
		}
		var i;
		var j = d._preload.length;
		var argv = preloadImages.arguments;
		for (i = 0; i < argv.length; i++) {
			if (argv[i].indexOf("#") != 0) {
				d._preload[j] = new Image;
				d._preload[j++].src = argv[i];
			}
		}
	}
}

//-->