403 Forbidden

[sunmoonxiuxiu]

I have set like this:
set "NVMW_NODEJS_ORG_MIRROR=http://npm.taobao.org/mirrors/node"
set "NVMW_IOJS_ORG_MIRROR=http://npm.taobao.org/mirrors/iojs"
set "NVMW_NPM_MIRROR=http://npm.taobao.org/mirrors/npm"
then exec nvmw install 0.11.14 and nvmw install v0.11.14
appear the error like this:
I also have try do like this : set "NVMW_NODEJS_ORG_MIRROR=https://npm.taobao.org/dist", but it don't work. occur error like:' Can't get 'content-length' ' .etc
what's happening?