// coord functions
	function getPageX (element) {
		var x = 0;
		while (element) {
			x += element.offsetLeft;
			element = element.offsetParent;
		}
		return x;
	}

	function getPageY (element) {
		var y = 0;
		while (element) {
			y += element.offsetTop;
			element = element.offsetParent;
		}
		return y;
	}

	function getWidth (element) {
		return element.offsetWidth;
	}

	function getHeight (element) {
		return element.offsetHeight;
	}

	function getElementObject (elementId) {
		if (document.all)
			return document.all[elementId];
		else if (document.getElementById)
			return document.getElementById(elementId);
		else
			return null;
	}