function chgTopWeek(n,id_name,total){
	for(i=1; i<= total; i++){
		if(n == i){
			document.getElementById(id_name+"Content_"+i).style.display = 'block';
			document.getElementById(id_name+"Item_"+i).src = '/images/'+id_name.toLowerCase()+'_item_'+i+'_1.jpg';
		}else{
			document.getElementById(id_name+"Content_"+i).style.display = 'none';
			document.getElementById(id_name+"Item_"+i).src = '/images/'+ id_name.toLowerCase()+'_item_'+i+'.jpg';
		}
	}
}