function ldispad()
    {
    document.getElementById('smpagead').style.visibility='hidden';
    document.getElementById('smpagead').style.display='none';

    document.getElementById('pagead').style.display='';
    document.getElementById('pagead').style.visibility='visible';
    document.getElementById('pagead').style.display='inline';
    }

  function lhidead()
    {
    document.getElementById('pagead').style.visibility='hidden';
    document.getElementById('pagead').style.display='none';

    document.getElementById('smpagead').style.display='';
    document.getElementById('smpagead').style.visibility='visible';
    document.getElementById('smpagead').style.display='inline';
    }

  function dispad()
    {
    document.getElementById('smpagead').style.visibility='hidden';
    document.getElementById('smpagead').style.display='none';

    document.getElementById('pagead').style.display='';
    document.getElementById('pagead').style.visibility='visible';
    document.getElementById('pagead').style.display='inline';

    return false;
    }

  function hidead()
    {
    document.getElementById('pagead').style.visibility='hidden';
    document.getElementById('pagead').style.display='none';

    document.getElementById('smpagead').style.display='';
    document.getElementById('smpagead').style.visibility='visible';
    document.getElementById('smpagead').style.display='inline';

    return false;
    }

  function loadit()
    {
    var t1=setTimeout("ldispad();",8000);
    var t2=setTimeout("lhidead();",16000);
    var t3=0;
    }