AngularJS Example:

HTML

<link rel="stylesheet" href="http://twitter.github.com/bootstrap/assets/css/bootstrap.css">
<div ng-app="My.App" ng-controller="MyController">
    Hello {{ test }}
</div>

<div ng-app="My.App2" ng-controller="MyController2">
    Hello {{ test2 }}
</div>

CSS

.done-true {
  text-decoration: line-through;
  color: grey;
}

JavaScript

var MyApp = angular.module("My.App", []);
var MyApp2 = angular.module("My.App2", []);

MyApp.controller("MyController", function($scope) {
      $scope.test = "Bob";
});

MyApp2.controller("MyController2", function($scope) {
      $scope.test2 = "Bob";
});