function onClick_Menu_category(menuId){
	var iMaxItem = 50;
	
    if(document.all["Submenu_category_" + menuId] == null){
        return;
    }

    for(i=1; i<=iMaxItem; i++){
        if(document.all["Submenu_category_" + i] == null){
            break;
        }
        for(j=1; j<=iMaxItem; j++){
            var now_el = document.all["Submenu_item_" + i + "_" + j];
            if(now_el == null){
                break;
            }
            if(i==menuId){
                if( now_el.style.display == "none" ){
                    now_el.style.display = "inline";
                }else{
                    now_el.style.display = "none";
                }
            }else{
                now_el.style.display = "none";
            }
        }
    }
}

function onClick_Menu_item(url){
    window.location = url;
}