Fix proposition for issue #221

Adding a p element to inform user that his search return no results

WebKit/css/default.css

@@ -442,3 +442,8 @@ form.search input {
 	padding: 10px;
 	font-size: 1.2em;
 }
+
+p.noresult {
+    padding : 10px;
+    text-align : center;
+}

WebKit/scripts/controller/Search.js

@@ -116,6 +116,11 @@ function(HostApp, Core, Paths, URI) {
                         _this.body.appendChild(new_node);
                     }
                 }
+            } else {
+                var noresult = document.createElement("p");
+                noresult.className = "noresult";
+                noresult.textContent = "No Results";
+                _this.body.appendChild(noresult);
             }
 
         }, null, false);