/* basic logic to refresh (reload) the page

include in <head> with:
  <script type="text/javascript" src="/mods/qsparms.js"></script>
  <script type="text/javascript" src="/mods/refresh.js"></script>
*/


// options
qsHelp("refresh=n","for automatic refresh in n minute(s)");

// defaults
var rMins = 0;
if (qsParm['refresh']) rMins=qsParm['refresh'];


if ( rMins > 0 ) {
  var now=new Date()
  var s='';
  if ( rMins > 1 ) s='s';
  document.write(
  "<small><div style=\"text-align:left; float:left\">(automatic refresh about every ",rMins," minute",s,")</div>"
  ,"<div style=\"text-align:right; float:right\">last: ",now,"</div>"
  ,"</small><br/>\n");
  // The time out value is set in milli-seconds
  setTimeout('document.location=document.location',rMins*60000+5000);
}
