function insert_iframe()
{
  var asArgv = insert_iframe.arguments;
  var nArgc = asArgv.length;
  
  // first two arguments are always the url and additional parms
  var sURL = asArgv[0];
  var sWidth = asArgv[1];
  var sHeight = asArgv[2];
  var sScrolling = asArgv[3];
  var sParms = asArgv[4];
  
  // start url format
  c = sURL.charAt(sURL.length - 1);
  
  if ((c != '?') && (c != '&'))
    sURL += "?";
  
  // the rest of the arguments are variables to pass to the frame
  for (i = 5; i < nArgc; i ++)
  {
    sLabel = asArgv[i++];
    sValue = asArgv[i];
    
    sURL += sLabel + "=" + escape(sValue) + "&";
  }
  
  // include the search location
  sURL += window.location.search.substring(1);
  
  document.write('<iframe src="' + sURL + '" width="' + sWidth + '" height="' + sHeight+ '" scrolling="' + sScrolling + '" ' + sParms + ' frameborder=0></iframe>');
}