3 files changed, 16 insertions, 6 deletions
diff --git a/js/codeq/core.js b/js/codeq/core.js
index b1d4a5c..fd58781 100644
--- a/js/codeq/core.js
+++ b/js/codeq/core.js
@@ -243,6 +243,16 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
         };
     };
 
+    // replace window.alert with custom message box (only used for app errors)
+    var jqMessage = $('div#message');
+    jqMessage.find('.close').click(function () {
+        jqMessage.slideUp('fast');
+    });
+    window.alert = function (message, type) {
+        jqMessage.find('.text').text(message);
+        jqMessage.removeClass().addClass(type || 'error').slideDown('fast');
+    };
+
     window.codeq = {
         'jsonize': jsonize,
 
diff --git a/js/codeq/prolog.js b/js/codeq/prolog.js
index c361b03..62effd1 100644
--- a/js/codeq/prolog.js
+++ b/js/codeq/prolog.js
@@ -86,7 +86,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
                     promptMode = !t.have_more;
                 }
                 else {
-                    terminal.append(data.message, 'error');
+                    alert(data.message);
                     promptMode = true;
                 }
                 if (promptMode) {
@@ -95,9 +95,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
                 }
             },
             tcf = function terminalCommandFailed (error) {
+                alert(error);
                 promptMode = true;
                 terminal.setLineBuffered();
-                terminal.append(error + '\n', 'error');
                 terminal.append('?- ', 'output');
             };
 
@@ -241,7 +241,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
                     hinter.handle(data.hints);
                 }
                 else {
-                    terminal.append(data.message + '\n', 'error');
+                    alert(data.message);
                 }
             })
             .fail(alert)
diff --git a/js/codeq/python.js b/js/codeq/python.js
index ada3954..3bc7ab5 100644
--- a/js/codeq/python.js
+++ b/js/codeq/python.js
@@ -72,11 +72,11 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
             }),
             tcs = function terminalCommandSuccess (data) {
                 if (data.code !== 0) {
-                    terminal.append(data.message, 'error');
+                    alert(data.message);
                 }
             },
             tcf = function terminalCommandFailed (error) {
-                terminal.append(error + '\n', 'error');
+                alert(error);
             };
 
         terminal.onInput = function (text) {
@@ -170,7 +170,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>. */
                     hinter.handle(data.hints);
                 }
                 else {
-                    terminal.append('error: ' + data.message);
+                    alert(data.message);
                 }
             })
             .fail(alert)