Event.observe(window, 'load', init, false);

function init(){
	 Element.hide('busy');
     $('search-submit').style.display = 'none';
     $('search-submit').disable;
     Event.observe('search_text', 'keyup', greet, false);
	 greet();
	
  /*   // DOES NOTHING YET
	 $('search_text').observe('keyup', function(e){
	   if (e.keyCode == Event.KEY_RETURN)
	 })
   */ 
}

function greet(){
     var url = 'search/';
     var pars = 'search_text='+escape($F('search_text'));
     var target = 'greeting';
     var myAjax = new Ajax.Updater(target, url, {method: 'get', parameters: pars});
}

Ajax.Responders.register({
  onCreate: function() {
    if($('busy') && Ajax.activeRequestCount>0)
      Element.show('busy');
  },
  onComplete: function() {
    if($('busy') && Ajax.activeRequestCount==0)
      Element.hide('busy');
  }
});