function popUp(theURL){

    var win_w, win_h;
    win_w = screen.availWidth; 
    win_h = screen.availHeight; 
    myWindow = window.open(theURL, "", "top=1, left=1, width=" + win_w + ", height=" + win_h + ", toolbar=no,location=no,directories=no,status=yes,menubar=no,scrollbars=no,resizable=no");
    if (!myWindow.opener) myWindow.opener = self;
    
}