function write_to_status_bar(status_text) 
{
  window.status=status_text;
}

var g_safe_onload = new Array();

function add_onload(f) 
{
  if (is_mac && is_ie4)
  {
    window.onload = safe_onload;
    g_safe_onload[g_safe_onload.length] = f;
  }
  else if (window.onload)
  {
    if (window.onload != safe_onload)
    {
      g_safe_onload[0] = window.onload;
      window.onload = safe_onload;
    }
    g_safe_onload[g_safe_onload.length] = f;
  }
  else 
  {
    window.onload = f;
  }
}

function safe_onload()
{
  for (var i=0; i < g_safe_onload.length; i++)
  {
    g_safe_onload[i]();
  }
}