function initvalidation() {
  var request;
  var result_buffer;
  
  function update() {
    request = new Ajax.Updater(
          'message', 
          'http://www.tropchic.com/include/valide.php', {
            method: 'get' , 
            parameters: {'v1':$F('url'), 'v2':$F('urlchic')} ,
            onComplete: function (request) {
              if(result_buffer != $('message').innerHTML.toString() && $('message').innerHTML.toString() != '') {
                result_buffer = $('message').innerHTML.toString();
                if($('message').innerHTML.toString() != 'Cool !') {
                  new Effect.Highlight('message');
                } else {
                  new Effect.Highlight('message',{startcolor:'#8fff04', endcolor:'#d4f6aa',duration: 1});
                }
              }
            } 
          }
       )
  }
  
  var url = $('url');
  url.onkeyup = function () {
    var request = update()
  }
  
  var chic = $('urlchic');
  chic.onkeyup = function () {
    var request = update()
    
  }
  
}