function loading_start() {
    document.getElementById('load_page').style.visibility = 'visible';
}

function loading_end() {
    document.getElementById('load_page').style.visibility = 'hidden';
}

function open_help() {
    document.getElementById('help_window').style.visibility = 'visible';
}

function close_help() {
    document.getElementById('help_window').style.visibility = 'hidden';
}

function open_othercity() {
    document.getElementById('othercity_window').style.visibility = 'visible';
}

function close_othercity() {
    document.getElementById('othercity_window').style.visibility = 'hidden';
}

function open_menu() {
    document.getElementById('menu_window').style.visibility = 'visible';
}

function close_menu() {
    document.getElementById('menu_window').style.visibility = 'hidden';
}

function open_search() {
    document.getElementById('search_window').style.visibility = 'visible';
}

function close_search() {
    document.getElementById('search_window').style.visibility = 'hidden';
}

function open_othergroup() {
    document.getElementById('othercity_window').style.visibility = 'visible';
}

function close_othergroup() {
    document.getElementById('othercity_window').style.visibility = 'hidden';
}

function open_onsen() {
    document.getElementById('onsen_window').style.visibility = 'visible';
}

function close_onsen() {
    document.getElementById('onsen_window').style.visibility = 'hidden';
}

	function areasearch_open() {
	
		freemap_close();
		document.getElementById('areasearch').style.visibility = 'visible';
	
	}
	
	function areasearch_close() {
	
		document.getElementById('areasearch').style.visibility = 'hidden';
	
	}

	function freemap_open() {
	
		areasearch_close();
		document.getElementById('freemap').style.visibility = 'visible';
	
	}
	
	function freemap_close() {
	
		document.getElementById('freemap').style.visibility = 'hidden';
	
	}