function getscrollbarWidth() {
	return 26;
}
function getFrameDividerWidth() {
	if (parseInt(navigator.appVersion) > 3) {
		if (navigator.appName == "Netscape")
			return 8;
		if (navigator.appName.indexOf("Microsoft") != -1)
			return 4;
	}
	return 4;
}
function getFrameWidth() {
	if (parseInt(navigator.appVersion) > 3) {
		if (navigator.appName=="Netscape")
			return window.innerWidth;
		if (navigator.appName.indexOf("Microsoft")!=-1)
			return document.body.offsetWidth;
	}
	return 630;
}
function getFrameHeight() {
	if (parseInt(navigator.appVersion) > 3) {
		if (navigator.appName == "Netscape")
			return window.innerHeight;
		if (navigator.appName.indexOf("Microsoft") != -1)
			return document.body.offsetHeight;
	}
	return 460;
}