[JavaScript] klok niet in FireFox

   <script language="JavaScript" type="text/javascript">
   <!-- 
      function clock() { 
         if (!document.layers && !document.all) return; 
         var today = new Date(); 
         var day = today.getDate();; 
         var month = today.getMonth() + 1; 
         var year = today.getFullYear().toString(); 
         var hours = today.getHours(); 
         var minutes = today.getMinutes(); 
         var seconds = today.getSeconds(); 
         var dayname = new Array ("Zo","Ma","Di","Wo","Do","Vr","Za"); 
         var monthname = new Array ("jan","feb","mrt","apr","mei","jun","jul","aug","sep","okt","nov","dec"); 
         if ( (day/10)<1) 
         { 
            day=("0" + today.getDate()).toString();//add the leading 0 -- looks better 
         } 
         if ( ( month /10 ) < 1 ) 
         { 
            month=("0" + month).toString(); //add the leading 0 -- looks more professional 
         } 
         if (year < 2000) year+=1900; 
         if (hours <= 9) hours = "0" + hours; 
         if (minutes <= 9) minutes = "0" + minutes; 
         if (seconds <= 9) seconds = "0" + seconds; 
         dispTime = day + " " + monthname[month - 1] + " " + year + " " + hours + ":" + minutes + ":" + seconds; 
         if (document.layers) { 
            document.layers.pendule.document.write(dispTime); 
            document.layers.pendule.document.close(); 
         } 
         else
         if (document.all) 
            pendule.innerHTML = dispTime; 
            setTimeout("clock()", 1000); 
      } 

   //--> 
   </script> 

<script language="JavaScript" type="text/javascript">
   <!-- 
      function clock() { 
         if (!document.layers && !document.all) return; 
         var today = new Date(); 
         var day = today.getDate();; 
         var month = today.getMonth() + 1; 
         var year = today.getFullYear().toString(); 
         var hours = today.getHours(); 
         var minutes = today.getMinutes(); 
         var seconds = today.getSeconds(); 
         var dayname = new Array ("Zo","Ma","Di","Wo","Do","Vr","Za"); 
         var monthname = new Array ("jan","feb","mrt","apr","mei","jun","jul","aug","sep","okt","nov","dec"); 
         if ( (day/10)<1) 
         { 
            day=("0" + today.getDate()).toString();//add the leading 0 -- looks better 
         } 
         if ( ( month /10 ) < 1 ) 
         { 
            month=("0" + month).toString(); //add the leading 0 -- looks more professional 
         } 
         if (year < 2000) year+=1900; 
         if (hours <= 9) hours = "0" + hours; 
         if (minutes <= 9) minutes = "0" + minutes; 
         if (seconds <= 9) seconds = "0" + seconds; 
         dispTime = day + " " + monthname[month - 1] + " " + year + " " + hours + ":" + minutes + ":" + seconds; 
         if (document.layers) { 
            document.layers.pendule.document.write(dispTime); 
            document.layers.pendule.document.close(); 
         } 
         else
         if (document.all) 
            pendule.innerHTML = dispTime; 
            setTimeout("clock()", 1000); 
      } 
 
   //--> 
   </script>