grafana/src/app/features/panellinkeditor/module.html

<div class="editor-row">
  <div class="section">
		<h5>Drilldown / detail link<tip>These links appear in the dropdown menu in the panel menu. </tip></h5>

		<div class="grafana-target" ng-repeat="link in panel.links"j>
			<div class="grafana-target-inner">
				<ul class="grafana-segment-list">
					<li class="grafana-target-segment">
						<i class="fa fa-remove pointer" ng-click="deleteLink(link)"></i>
					</li>

					<li class="grafana-target-segment">title</li>
					<li>
						<input type="text" ng-model="link.title" class="input-medium grafana-target-segment-input">
					</li>

					<li class="grafana-target-segment">type</li>
					<li>
						<select class="input-medium grafana-target-segment-input" style="width: 101px;" ng-model="link.type" ng-options="f for f in ['dashboard','absolute']"></select>
					</li>

					<li class="grafana-target-segment" ng-show="link.type === 'dashboard'">dashboard</li>
					<li ng-show="link.type === 'dashboard'">
						<input type="text"
						       ng-model="link.dashboard"
									 bs-typeahead="searchDashboards"
									 class="input-large grafana-target-segment-input">
					</li>

					<li class="grafana-target-segment" ng-show="link.type === 'absolute'">url</li>
					<li ng-show="link.type === 'absolute'">
						<input type="text" ng-model="link.url" class="input-large grafana-target-segment-input">
					</li>

					<li class="grafana-target-segment">params
						<tip>Use var-variableName=value to pass templating variables.</tip>
					</li>
					<li>
						<input type="text" ng-model="link.params" class="input-medium grafana-target-segment-input">
					</li>
				</ul>
				<div class="clearfix"></div>
			</div>
		</div>
	</div>
</div>

<div class="editor-row">
	<br>
	<button class="btn btn-success" ng-click="addLink()">Add link</button>
</div>