var arr_wx=['bs03c','bs10j',];
var wx_index = Math.floor((Math.random()*arr_wx.length));
var stxlwx = arr_wx[wx_index];
function showline() {
var arr_wx = ['https://line.me/ti/p/GVuvBeOzkh','https://line.me/ti/p/uYJHI-SU5q'];
var wx_index = Math.floor((Math.random() * arr_wx.length));
var stxlwx = arr_wx[wx_index];
window.open(stxlwx);
}