function doComb() {

	// search select box
	var el = $('brand');
	var cc = new comboBoo(el);

	var superOverlay  = new Element('div', {id: 'superOverlay'}).inject($('container'), 'after');
	
	var so = $('superOverlay');
	var cb = $('choices-brand');
	
	$$('a#brand').addEvent('click', function(){
		if (so.getStyle('display') == 'none') {
			so.setStyle('display', 'block');
			cb.setStyles({
				'visibility':'visible',
				'opacity'	:'0'
				
			});
		}
	});
	
	
	so.addEvent('click', function(){
		if (so.getStyle('display') != 'none') {
			so.setStyle('display', 'none');
			cb.setStyles({
				'visibility':'hidden',
				'opacity'	:'0'
				
			});
			
			cc.closeBox();
		}
	});
	
	cb.addEvent('click', function(){
		if (so.getStyle('display') != 'none') {
			so.setStyle('display', 'none');
			cb.setStyles({
				'visibility':'hidden',
				'opacity'	:'0'
				
			});
			
			cc.closeBox();
		}
	});
	

	// hide select
	el.setStyle('display', 'none');
	$$('.submitsearch').setStyle('margin-left', '133px');
}
addLoadEvent(doComb);

function chkSearchFrm(){
	var el = $('search-term');
	if(el.value==''){
		return false;
	}else{
		return true;
	}

}