function newWindow(url, name, width, height, scrollbar) {

    // scrollbar is on by default.
    if (!scrollbar) scrollbar   = 'yes';
    if (!name)      name        = 'Shell - Ze Gaan Hard';

    // indexing size of screen
    var screenX = screen.width;
    var screenY = screen.height;

    // Calculating center of screen
    var popupLeft = parseInt((screenX - width)  / 2);
    var popupTop  = parseInt((screenY - height) / 2);


	window.open(
	   url,
	   name,
       "width="       + width         + "," +
       "height="      + height        + "," +
       "top="         + popupTop      + "," +
       "left="        + popupLeft     + "," +
	   "scrollbars="  + scrollbar
	);
}
function toggleMenuItem(me) {

    if (htmlElm = me.parentNode.getElementsByTagName('div')[0]) {
        htmlElm.style.display = (htmlElm.style.display == '' ? htmlElm.style.display = 'none' : '');
	}
	htmlElms = me.parentNode.parentNode.getElementsByTagName('div');

    i=htmlElms.length;
    while( i > 0) {
		--i
        if (htmlElms[i] != htmlElm) {
			htmlElms[i].style.display = 'none';
		}
    }
}