window.addEvent('domready', function() {
	var fieldQEmpty = true;
	if ($('field_q').getProperty('value').trim() != '') {
		fieldQEmpty = false;
	} else {
		$('field_q').value = v['lang']['field_s_placeholder'];
	}
	$('field_q').addEvents({
		'focus': function() {
			if (fieldQEmpty) this.value = '';
		}
		, 'blur': function() {
			if (this.getProperty('value').trim() == '') {
				fieldQEmpty = true;
				this.value = v['lang']['field_s_placeholder'];
			} else fieldQEmpty = false;
		}
	});
	$('form_search').addEvent('submit', function(e) {
		if (fieldQEmpty) e.stop();
	});
});