var isNav4 = ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) >= 4))
// wait in onLoad for page to load and settle in IE
function init() {
    // fill missing IE properties
    if (!window.outerWidth) {
        window.outerWidth = document.body.clientWidth
        window.outerHeight = document.body.clientHeight + 30
    }
    // fill missing IE4 properties
    if (!screen.availWidth) {
        screen.availWidth = 640
        screen.availHeight = 480
    }
}
// resizes window to occupy all available screen real estate
function maximize() {
    window.moveTo(0,0)
    window.resizeTo(screen.availWidth, screen.availHeight)
}