菜单的联动之简单的开发文档

实现左菜单联动，通过这个实现一些简单的逻辑，可以随时往里面添加新的子菜单，实现了菜单联动，对于初学者来讲是个不错的东西

document
js
img
images
css
.project
app.html
app.html.bak
appscene.html
appscene.html.bak
bankcode.html
bankcode.html.bak
basic.html
bottom.html
callback.html
codeprocess.html
demo.html
description.html
description.html.bak
doc.html
index.html
index.html.bak
left.html
left.html.bak
main_menu.html
main_message.html
message_info.html
message_replay.html
proxy.html
proxy.html.bak
proxyscene.html
proxyscene.html.bak
query.html
query.html.bak
quickpay.html
quickpay.html.bak
quickscene.html
quickscene.html.bak
quick_limit.html
quick_limit.html.bak
scancodescene.html
scancodescene.html.bak
secret.html
sign.html
swich.html
top.html
top.html.bak
waypay.html
waypay.html.bak
wayquickpay.html
wayscene.html
wayscene.html.bak
way_limit.html
way_limit.html.bak
weixin.html
weixin.html.bak
yinlian.html
yinlian.html.bak