function check_param ()
 {var param = window.location.search.toLowerCase();
  if (param.search ("historie") != -1)
   {window.frames["JCWMainFrame"].location.href = "Historie.htm";}
  else if (param.search ("vorstand") != -1)
   {window.frames["JCWMainFrame"].location.href = "Vorstand.htm";}
  else if (param.search ("satzung") != -1)
   {window.frames["JCWMainFrame"].location.href = "Satzung.htm";}
  else if (param.search ("beitrag") != -1)
   {window.frames["JCWMainFrame"].location.href = "Beitrag.htm";}
  else if (param.search ("mail") != -1)
   {window.frames["JCWMainFrame"].location.href = "Mail.htm";}
  else if (param.search ("impress") != -1)
   {window.frames["JCWMainFrame"].location.href = "Impress.htm";}
  else if ((param.search ("jcw") != -1) || (param.search ("jc") != -1) || (param.search ("wetzlar") != -1))
   {if (param.search ("start") != -1)
     {window.frames["JCWMainFrame"].location.href = "Start-JC-Wetzlar.htm";}
    if (param.search ("home") != -1)
     {window.frames["JCWMainFrame"].location.href = "Home-JC-Wetzlar.htm";}
    if (param.search ("kontakt") != -1)
     {window.frames["JCWMainFrame"].location.href = "Kontakt-JC-Wetzlar.htm";}
    else if (param.search ("menu") != -1)
     {window.frames["JCWMainFrame"].location.href = "Auswahl-JC-Wetzlar.htm";}}
  else if (param.search ("judo") != -1)
   {if (param.search ("start") != -1)
     {window.frames["JCWMainFrame"].location.href = "Start-Judo.htm";}
    if (param.search ("home") != -1)
     {window.frames["JCWMainFrame"].location.href = "Home-Judo.htm";}
    else if (param.search ("termine") != -1)
     {window.frames["JCWMainFrame"].location.href = "Termine-Judo.htm";}
    else if (param.search ("training") != -1)
     {window.frames["JCWMainFrame"].location.href = "Training-Judo.htm";}
    else if (param.search ("trainer") != -1)
     {window.frames["JCWMainFrame"].location.href = "Trainer-Judo.htm";}
    else if ((param.search ("bilder") != -1) || (param.search ("galerie") != -1))
     {window.frames["JCWMainFrame"].location.href = "Bilder-Judo.htm";}
    else if (param.search ("kontakt") != -1)
     {window.frames["JCWMainFrame"].location.href = "Kontakt-Judo.htm";}
    else if (param.search ("menu") != -1)
     {window.frames["JCWMainFrame"].location.href = "Auswahl-Judo.htm";}}
  else if (param.search ("ju-jutsu") != -1)
   {if (param.search ("start") != -1)
     {window.frames["JCWMainFrame"].location.href = "Start-Ju-Jutsu.htm";}
    if (param.search ("home") != -1)
     {window.frames["JCWMainFrame"].location.href = "Home-Ju-Jutsu.htm";}
    else if (param.search ("termine") != -1)
     {window.frames["JCWMainFrame"].location.href = "Termine-Ju-Jutsu.htm";}
    else if (param.search ("training") != -1)
     {window.frames["JCWMainFrame"].location.href = "Training-Ju-Jutsu.htm";}
    else if (param.search ("trainer") != -1)
     {window.frames["JCWMainFrame"].location.href = "Trainer-Ju-Jutsu.htm";}
    else if ((param.search ("bilder") != -1) || (param.search ("galerie") != -1))
     {window.frames["JCWMainFrame"].location.href = "Bilder-Ju-Jutsu.htm";}
    else if (param.search ("kontakt") != -1)
     {window.frames["JCWMainFrame"].location.href = "Kontakt-Ju-Jutsu.htm";}
    else if (param.search ("menu") != -1)
     {window.frames["JCWMainFrame"].location.href = "Auswahl-Ju-Jutsu.htm";}}
  else if (param.search ("karate") != -1)
   {if (param.search ("start") != -1)
     {window.frames["JCWMainFrame"].location.href = "Start-Karate.htm";}
    if (param.search ("home") != -1)
     {window.frames["JCWMainFrame"].location.href = "Home-Karate.htm";}
    else if (param.search ("termine") != -1)
     {window.frames["JCWMainFrame"].location.href = "Termine-Karate.htm";}
    else if (param.search ("training") != -1)
     {window.frames["JCWMainFrame"].location.href = "Training-Karate.htm";}
    else if (param.search ("trainer") != -1)
     {window.frames["JCWMainFrame"].location.href = "Trainer-Karate.htm";}
    else if ((param.search ("bilder") != -1) || (param.search ("galerie") != -1))
     {window.frames["JCWMainFrame"].location.href = "Bilder-Karate.htm";}
    else if (param.search ("kontakt") != -1)
     {window.frames["JCWMainFrame"].location.href = "Kontakt-Karate.htm";}
    else if (param.search ("menu") != -1)
     {window.frames["JCWMainFrame"].location.href = "Auswahl-Karate.htm";}}
  else
   {var loc = window.location.href;
    var frm = window.frames["JCWMainFrame"].location.href;
    if ((loc.search ("Judo.htm") != -1) && (frm.search ("Start-Judo.htm") != -1))
     {window.frames["JCWMainFrame"].location.href = "Start-Judo.htm";}
    else if ((loc.search ("Karate.htm") != -1) && (frm.search ("Start-Karate.htm") != -1))
     {window.frames["JCWMainFrame"].location.href = "Start-Karate.htm";}
    else if ((loc.search ("Ju-Jutsu.htm") != -1) && (frm.search ("Start-Ju-Jutsu.htm") != -1))
     {window.frames["JCWMainFrame"].location.href = "Start-Ju-Jutsu.htm";}
    else if (frm.search ("Start-JC-Wetzlar.htm") == -1)
     {window.frames["JCWMainFrame"].location.href = "Start-JC-Wetzlar.htm";}}}