var win=null;
function NewWindow(mypage,myname,w,h,scroll,pos)
{
    if(pos=="center")
    {
        LeftPosition=(screen.width)?(screen.width-w)/2:100;
        TopPosition=(screen.height)?(screen.height-h)/2:100;}
        settings='height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable=0';
        win=window.open(mypage,myname,settings);
        if(win.focus){win.focus();
    }
}
function OpenWin(fileName,height,width)
{
    var winprop="height=" + height + ",width=" + width + ",location=no,scrollbars=yes,"
    + "menubars=no,toolbars=no,resizable=yes,titlebar=no";
    popup=window.open(fileName,"MenuPopup",winprop);
}