<select name="quarter" ng-model="Quarter" ng-selected="Quarter" >
<option ng-repeat="v in [1,2,3,4]" value="{{v}}">Q{{v}}</option>
</select>
<select name="quarter" ng-model="Quarter" ng-change="onQuarterChange()" ng-selected="Quarter">
<option value="1">Q1</option>
<option value="2">Q2</option>
<option value="3">Q3</option>
<option value="4">Q4</option>
</select>