AngularJS Example
HTML
<div ng-controller='IncrementCtrl'>
<div >
<button ng-click="count = count + 1" ng-init="count=0">
Increment
</button>
<span>count: {{count}} </span>
</div>
<button id='refreshButton' ng-click='count=0'>
Refresh
</button>
</div>
JavaScript
IncrementCtrl = function($scope){
}