function swList(target){
	n = 11; //num of target
	tList =  document.getElementById(target);
	for(i=1; i<=n; i++){
		btn = document.getElementById("menuList"+i);
		if(tList != btn){
			btn.className = "";
		}
	}
	if(tList.className =="here"){
		tList.className = "";
	}else{
		tList.className = "here";
	}
}