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<script type="text/javascript">
  var ns6=document.getElementById&&!document.all
  function restrictinput(maxlength,e,placeholder){
    if (window.event&&event.srcElement.value.length>=maxlength)
      return false
    else
      if (e.target&&e.target==eval(placeholder)&&e.target.value.length>=maxlength){
         var pressedkey=/[a-zA-Z0-9\.\,\/]/
         if (pressedkey.test(String.fromCharCode(e.which)))
           e.stopPropagation()
      }
   }
 
   function countlimit(maxlength,e,placeholder){
     var theform=eval(placeholder)
     var lengthleft=maxlength-theform.value.length
     var placeholderobj=document.all? document.all[placeholder] : document.getElementById(placeholder)
     if (window.event||e.target&&e.target==eval(placeholder)){
       if (lengthleft<0)
        theform.value=theform.value.substring(0,maxlength)
       placeholderobj.innerHTML=lengthleft
     }
   }
 
   function displaylimit(thename, theid, thelimit){
     var theform=theid!=""? document.getElementById(theid) : thename
     var limit_text='<b><span id="'+theform.toString()+'">'+thelimit+'</span></b> caracteres restants.'
     if (document.all||ns6)
       document.write(limit_text)
     if (document.all){
       eval(theform).onkeypress=function(){ return restrictinput(thelimit,event,theform)}
       eval(theform).onkeyup=function(){ countlimit(thelimit,event,theform)}
     }
     else if (ns6){
       document.body.addEventListener('keypress', function(event) { restrictinput(thelimit,event,theform) }, true);
       document.body.addEventListener('keyup', function(event) { countlimit(thelimit,event,theform) }, true);
     }
  }
</script> | 
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