var search={hideBackground:function(element){element=$(element.id);element.addClassName('full');element.removeClassName('empty');},showBackground:function(element){if(element.value==''){element=$(element.id);element.addClassName('empty');element.removeClassName('full');}},setAutocompleter:function(inputId){var opt={'paramName':'value','minChars':2};new Ajax.Autocompleter(inputId,inputId+'-autocompleter',urlRoot+'ajax/autocompleter/',opt);}}