function showpanel(format)
{
  var peslive = document.getElementById('peslive');
  var panels = peslive.getElementsByTagName('div');
  for(i=0;i<panels.length;i++)
  {
    if(panels[i].id != '') panels[i].className = 'hide';
  }
  var panel = document.getElementById('peslive_data_'+format);
  panel.className = 'show';
}