function mib_sndfdb(fb)
{
  inh=document.getElementById('feedback_msg').innerHTML;
  nh='<span class="fdbmsgdat">now: </span>'+fb+'<br/>'+inh;
  document.getElementById('feedback_msg').innerHTML=nh;
  document.getElementById('feedbck').value="";
  document.getElementById('feedbck').disabled=true;
  req=new XMLHttpRequest();
  req.open('GET','fdb.php?t='+fb,false);
  req.send(null);
}

function mib_chgssht()
{
  if(typeof sshots != "undefined")
  {
    sshot_curr++;
    if(sshot_curr>=sshot_cnt) sshot_curr=0;
    document.getElementById('screenshot_img').src=sshots[sshot_curr];
  }
}