https://www.jalan.net/js/currency.js

1var JALAN = JALAN || {};
2
3JALAN.CURRENCY = {
4	init : function(){
5		this.setParameters();
6		this.saveStorage();
7		this.checkSession();
8	},
9	setParameters : function(){
10		this.$ancer = $('a');
11	},
12	saveStorage : function(){
13		var test = location.href.match(/\?crcyCd=(.{3})/);
14		sessionStorage.setItem('currency', RegExp.$1);
15	},
16	checkSession : function(){
17		this.$ancer.on('click', function(){
18			var href = $(this).attr('href');
19			if(sessionStorage.getItem('currency') != '' &&
20			href.match(/\_Accommodation\//) != null ||
21			href.match(/\_Hotels\//) !=null ||
22			href.match(/\_Ryokan\//) !=null ||
23			href.match(/\_Villa\//) !=null ||
24			href.match(/\_public-inn\//) !=null ||
25			href.match(/\_pension-minshuku-lodge\//) !=null ||
26			href.match(/hotel\_reviews\//) !=null ||
27			href.match(/hotel\_reviews\/detail\_/) !=null){
28				$(this).attr('href',href + '&crcyCd=' + sessionStorage.getItem('currency'));
29			}
30		});
31	}
32}
33
34$(function(){
35	JALAN.CURRENCY.init();
36});