{{if .OauthService.GitHub}}<a class="btn github" href="/user/login/github?next=/user/sign_up"><i class="fa fa-github"></i>GitHub</a>{{end}}
{{if .OauthService.Google}}<a class="btn google" href="/user/login/google?next=/user/sign_up"><i class="fa fa-google"></i>Google +</a>{{end}}
{{if .OauthService.Weibo}}<a class="btn weibo" href="/user/login/weibo?next=/user/sign_up"><i class="fa fa-weibo"></i>新浪微博</a>{{end}}
{{if .OauthService.Tencent}}<a class="btn qq" href="/user/login/qq?next=/user/sign_up"><i class="fa fa-qq"></i>腾讯 QQ&nbsp;</a>{{end}}