function switchLanguageFr()
         {
            var str1 = new String(document.location);


            //remove # to end
            var removestr = str1.indexOf('#', 1);
            if( removestr != -1)
            {
             str1 = str1.substring(0, removestr);
             }


            var contains = str1.indexOf('?', 1);
            if(contains != -1)
            {
              // alert('? dans url');
             var lang = '&LANGUAGE=FR';
             }
            else
             {
               // alert('PAS de ? dans url');
              var lang = '?LANGUAGE=FR';
             }
            // alert(document.location + lang );
            document.location= str1 + lang;
         }

         function switchLanguageEn()
         {
            var str1 = new String(document.location);

           //remove # to end
            var removestr = str1.indexOf('#', 1);
            if( removestr != -1)
            {
             str1 = str1.substring(0, removestr);
             }

            var contains = str1.indexOf('?', 1);
            if(contains != -1)
            {
              // alert('? dans url');
             var lang = '&LANGUAGE=EN';
             }
            else
             {
               // alert('PAS de ? dans url');
              var lang = '?LANGUAGE=EN';
             }
            // alert(document.location + lang );
            document.location=str1 + lang;
         }