text: 
  app.directive('googlePlusSignin', function(){
      return{
          restrict : "E",
          template : "<div class='g-signin2' style='margin-top: 150px' data-theme='dark' data-longtitle='true' data-height='50' data-width='220' data-scope='https://www.googleapis.com/auth/plus.login' data-onsuccess='onSignIn'></div>",
          replace: true,
          link:function(scope, element, attrs){
  
              // Asynchronously load the G+ SDK.
              (function() {
                  var po = document.createElement('script'); po.type = 'text/javascript'; po.async = true;
                  po.src = 'https://apis.google.com/js/platform.js';
                  var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(po, s);
              })();
          }
      }
  })
  