AngularJS directive to add a overlay on a thumbnail image

directive.js

directive('ngThumbnail', function($timeout){
    	return {
    		replace : true,
    		restrict : 'E',
    		templateUrl : 'js/templates/ngThumbnail.html',
    		//transclude : true,
    		scope : {
    			targetHref : '=',
    			imageSrc : '@',
    			id : '@',
    			effect : '&',
    			title : '@',
    			description : '@'
    		},
    		link : function(scope, elm, attrs) {
    			
    			var folder = scope.targetHref;
    			
    			scope.targetProject = 
    				'#/project/'+folder.parent.replace(' ', '-')+
    				'/'+folder.friendlyUrl;
    			
    			var hover = elm.find('.hover');
				/*
				 * hide the hover
				 */
    			hover.hide();
    			
    			hover.css({
					position : 'absolute',
					top : elm.position().top,
					left : elm.position().left,
					//width : elm.find('img').width(),
					//height : elm.find('img').height()
				});
				
    			/*
    			 * jquery animations
    			 */
    			elm.hover(function(){
    				log.debug("hover in");
    				var hover = elm.find('.hover');
    				hover.width(elm.find('img').width()-10);
    				hover.height(elm.find('img').height()-10);
    				elm.find('.hover').slideDown();//show('slow');
    			}, function() {
    				log.debug("hover out");
    				elm.find('.hover').slideUp();//hide('slow');
    			});
    			
    			
    			
    		},
    		controller : function($scope, $location) {
    			$scope.goToProject = function() {
    				debugger;
    				var folder = $scope.targetHref;
    				var parent = folder.parent.replace(' ', '-');
    				$location.url('#/project/'+ parent + '/' + folder.friendlyUrl);
    			};
    		}
    	}
    })

ngThumbnail.html

<div>
	<a 
		href="targetProject"
		class="hcaption"
		ng-click="goToProject()"
	> 
		<img id="img_{{id}}" src="{{imageSrc}}"
			class="thumbnail img-responsive">
		
	</a>
	
	<div id="hover_{{id}}" class="hover">
		
 		<h2>{{title}}</h2>
 		<p class="lead">
    		{{description}}
  		</p>
  		<a href="{{targetProject}}" class="btn btn-default">View</a>
 		
	</div>
</div>