如何在ng-click中设置活动类?

I have this:

我有这个:

<div class="account-item">
    <div class="account-heading" ng-class="active">
        <h4 class="account-title">
            <a href="/go.html?url=#/Messages"  onclick="SetActiveAccountHeading(this);">
            7.    @Translate("SYSTEM_MESSAGES")</a>
        </h4>
    </div>
    </div>
    <div class="account-item">
       <div class="account-heading" ng-class="active">
           <h4 class="account-title">
              <a href="/go.html?url=#/Info"  onclick="SetActiveAccountHeading(this);">
              7.    @Translate("SYSTEM_INFO")</a>
           </h4>
      </div>
   </div>
<div class="account-item