diff --git a/src/app/components/article-service/article.service.js b/src/app/components/article-service/article.service.js
index 0686e70..d6b6c11 100644
--- a/src/app/components/article-service/article.service.js
+++ b/src/app/components/article-service/article.service.js
@@ -121,13 +121,14 @@
       var url = service.apiArticles + topicId + '/children';
 
       var paramsExtended = angular.extend({
-        'fields[]': ['id', 'title', 'abstract', 'children', 'children_count', 'ranking_position', 'hits', 'votes_for', 'votes_against'],
-        'limit':'20',
-        'page':'1',
+        // 'fields[]': ['id', 'title', 'abstract', 'children', 'children_count', 'ranking_position', 'hits', 'votes_for', 'votes_against'],
+        // 'limit':'20',
+        // 'page':'1',
         'content_type':'ProposalsDiscussionPlugin::Proposal'
       }, params);
 
       UtilService.get(url, {params: paramsExtended}).then(function(data){
+        _pipeInjectSlugIntoParentProgram(data);
         cbSuccess(data);
       }).catch(function(error){
         cbError(error);
@@ -180,5 +181,15 @@
         cbError(error);
       });
     }
+
+    function _pipeInjectSlugIntoParentProgram(data){
+      var proposals = data.articles;
+      for (var i = proposals.length - 1; i >= 0; i--) {
+        var proposal = proposals[i];
+        if(proposal.parent && !proposal.parent.slug){
+          proposal.parent.slug = Slug.slugify(proposal.parent.title);
+        }
+      };
+    }
   }
 })();
diff --git a/src/app/components/proposal-box/proposal-box.directive.js b/src/app/components/proposal-box/proposal-box.directive.js
index 128e1cd..81a8b58 100644
--- a/src/app/components/proposal-box/proposal-box.directive.js
+++ b/src/app/components/proposal-box/proposal-box.directive.js
@@ -27,11 +27,13 @@
 
     };
 
-    ProposalBoxController.prototype.showContent = function (program) {
+    ProposalBoxController.prototype.showContent2 = function (topic) {
       var vm = this;
 
+      console.log('topic', topic);
+
       vm.$state.go('programa-conteudo', {
-        slug: program.slug
+        slug: topic.slug
       }, {
         location: true
       });
diff --git a/src/app/components/proposal-box/proposal-box.html b/src/app/components/proposal-box/proposal-box.html
index e466623..8f4cb96 100644
--- a/src/app/components/proposal-box/proposal-box.html
+++ b/src/app/components/proposal-box/proposal-box.html
@@ -1,4 +1,4 @@
-<div class="proposal-box" ng-class="{'focus':vm.isFocused}">
+<div class="proposal-box" ng-class="[{'focus': vm.isFocused}, vm.category.slug]">
   <div class="proposal-box--top">
     <div class="proposal-box--theme color-theme-bg-darker">{{::vm.category.name}}</div>
     <div class="proposal-box--program color-theme-bg">{{::vm.topic.title}}</div>
@@ -7,10 +7,10 @@
     <div class="proposal-box--content">
      <div class="proposal-box--content-inner" ng-bind-html="vm.proposal.abstract"></div>
    </div>
-   <div ng-if="vm.vote==false" class="proposal-box--join">
-    <button class="btn btn-link" ng-click="vm.showContent(vm.topic)">Participe</button>
+   <div ng-show="!vm.vote" class="proposal-box--join">
+    <button class="btn btn-link" ng-click="vm.showContent2(vm.topic)">Participe</button>
   </div>
-  <div ng-if="vm.vote==true"class="proposal-box--actions text-center">
+  <div ng-show="vm.vote"class="proposal-box--actions text-center">
     <div class="row">
       <div class="col-xs-4">
         <div class="action vote_for">
diff --git a/src/app/components/proposal-grid/proposal-grid.html b/src/app/components/proposal-grid/proposal-grid.html
index b44f82d..fb9193c 100644
--- a/src/app/components/proposal-grid/proposal-grid.html
+++ b/src/app/components/proposal-grid/proposal-grid.html
@@ -1,6 +1,6 @@
 <div class="proposal-grid row">
   <div ng-repeat="proposal in vm.proposals as results">
-    <proposal-box proposal="proposal" category="proposal.categories[0]" class="col-xs-12 col-sm-6"></proposal-box>
+    <proposal-box proposal="proposal" topic="proposal.parent" category="proposal.parent.categories[0]" class="col-xs-12 col-sm-6"></proposal-box>
     <div ng-if="$odd" class="clearfix"></div>
   </div>
   <div class="animate-repeat" ng-if="results.length == 0">
diff --git a/src/app/pages/programas/programa-content.controller.js b/src/app/pages/programas/programa-content.controller.js
index 75dae1a..a20faed 100644
--- a/src/app/pages/programas/programa-content.controller.js
+++ b/src/app/pages/programas/programa-content.controller.js
@@ -39,6 +39,13 @@
 
     // Get program by slug
     var slug = vm.$state.params.slug;
+
+    if(!slug){
+      vm.$log.error('slug not defined.');
+      vm.$log.info('Rollback to home page.');
+      vm.$state.go('inicio', {}, {location: true});
+    }
+
     vm.DialogaService.getProgramBySlug(slug, function(article) {
       vm.article = article;
       vm.category = vm.article.categories[0];
--
libgit2 0.21.2