function expandCollapse() {
    for (var i=0; i<expandCollapse.arguments.length; i++) {
        var element = document.getElementById(expandCollapse.arguments[i]);
        element.style.display = (element.style.display == "none") ? "block" : "none";
	}
}

function emailThisPage(subject, url, lang) {
    window.open('/EmailThisPage.aspx?lang=' + lang + '&subject=' + subject + '&url=' + url, '630x540', 'toolbar=no,status=no,scrollbars=no,location=yes,menubar=no,directories=no,width=630,height=540');
}

function popUp(URL, sizeX, sizeY) {
    day = new Date();
    id = day.getTime();
    posX = (screen.width - sizeX) / 2;
    posY = (screen.height - sizeY) * 0.35;
    eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0, scrollbars=0, location=0, statusbar=0, menubar=0, resizable=0, width=" + sizeX + ", height=" + sizeY + ", left =" + posX + ", screenX =" + posX + ", top =" + posY + ", screenY =" + posY + "');");
}

function hide(element) {
    element.style.display = "none";
}

function show(element) {
    element.style.display = "block";
}