var OPEN_MENU_NUM1 = 0;
var OPEN_MENU_NUM2 = 0;
var OPEN_MENU_NUM3 = 0;

function menuClick(num)
{
	old_obj = eval("document.all.s"+OPEN_MENU_NUM1);
	old_obj.style.display = 'none';

	new_obj = eval("document.all.s"+num);
	new_obj.style.display = 'block';

	OPEN_MENU_NUM1 = num;
}

function menuClick2(num)
{
	old_obj = eval("document.all.ss"+OPEN_MENU_NUM2);
	old_obj.style.display = 'none';

	new_obj = eval("document.all.ss"+num);
	new_obj.style.display = 'block';

	OPEN_MENU_NUM2 = num;
}
function menuClick3(num)
{
	old_obj = eval("document.all.sss"+OPEN_MENU_NUM3);
	old_obj.style.display = 'none';

	new_obj = eval("document.all.sss"+num);
	new_obj.style.display = 'block';

	OPEN_MENU_NUM3 = num;
}

function init1(idx){
	for(i=1; i<=idx; i++){
		obj = eval("document.all.s"+i);
		if(obj){
			obj.style.display = 'none';OPEN_MENU_NUM1 = i;break;
		}
	}
}

function init2(idx){
	for(i=1; i<=idx; i++){
		obj = eval("document.all.ss"+i);
		if(obj){
			obj.style.display = 'none';OPEN_MENU_NUM2 = i;break;
		}
	}
}

function init3(idx){
	for(i=1; i<=idx; i++){
		obj = eval("document.all.sss"+i);
		if(obj){
			obj.style.display = 'none';OPEN_MENU_NUM3 = i;break;
		}
	}
}

function initial(){
	init1(12);
	init2(12);
	init3(12);
}