/* JavaScript API from quirksmode.org */
function getObj(name)
{
  if (document.all)
  {
    this.obj = document.all[name];
    this.style = document.all[name].style;
  }
  else if (document.getElementById)
  {
    this.obj = document.getElementById(name);
    this.style = document.getElementById(name).style;
  }
}

function showObj()
{
  argv = showObj.arguments;
  for (i = 0; i < argv.length; i ++)
  {
    thisObj = new getObj(argv[i]);
    thisObj.style.display = '';
  }
}
function hideObj()
{
  argv = hideObj.arguments;
  for (i = 0; i < argv.length; i ++)
  {
    thisObj = new getObj(argv[i]);
    thisObj.style.display = 'none';
  }
}