function WriteCopyright()
{
  document.write( "Copyright © 2011 Zyngle.com" );
}

function PopupOpen(url) 
{
  window.open(url, "popupURL", "scrollbars=no,status=no,menubar=no,screenX=100,screenY=100,width=640,height=480");
}

function PopupOpenS(url) 
{
  window.open(url, "popupURL", "scrollbars=yes,status=yes,menubar=no,resizable=yes,screenX=100,screenY=100,width=640,height=480");
}

function PopupClose() 
{
  window.close();
}

function ChangeClass(id, newclass) 
{
  obj = document.getElementById(id);
  if (obj) obj.className = newclass;
}

function ChangeHref(id, newhref) 
{
  obj = document.getElementById(id);
  if (obj) obj.href = newhref;
}