Index: lams_central/web/includes/javascript/authoring/authoringActivity.js
===================================================================
diff -u -r248e47a1f8714d3e57be1e4dc12b4fae4f396cb3 -r1a329783c6ff3378add4b1279182e37698058230
--- lams_central/web/includes/javascript/authoring/authoringActivity.js	(.../authoringActivity.js)	(revision 248e47a1f8714d3e57be1e4dc12b4fae4f396cb3)
+++ lams_central/web/includes/javascript/authoring/authoringActivity.js	(.../authoringActivity.js)	(revision 1a329783c6ff3378add4b1279182e37698058230)
@@ -957,7 +957,7 @@
 				&& toActivity instanceof ActivityDefs.BranchingEdgeActivity
 				&& fromActivity.isStart && !toActivity.isStart
 				&& fromActivity.branchingActivity != toActivity.branchingActivity) {
-			alert(LABELS.CROSS_BRANCHING_ERROR);
+			layout.infoDialog.data('show')(LABELS.CROSS_BRANCHING_ERROR);
 			return;
 		}
 		
@@ -971,15 +971,15 @@
 		// no transitions to/from support activities
 		if (toActivity instanceof ActivityDefs.FloatingActivity
 			|| fromActivity instanceof ActivityDefs.FloatingActivity){
-			alert(LABELS.SUPPORT_TRANSITION_ERROR);
+			layout.infoDialog.data('show')(LABELS.SUPPORT_TRANSITION_ERROR);
 			return;
 		}
 		
 		// only converge points are allowed to have few inbound transitions
 		if (!redraw
 				&& toActivity.transitions.to.length > 0
 				&& !(toActivity instanceof ActivityDefs.BranchingEdgeActivity && !toActivity.isStart)) {
-			alert(LABELS.TRANSITION_TO_EXISTS_ERROR);
+			layout.infoDialog.data('show')(LABELS.TRANSITION_TO_EXISTS_ERROR);
 			return;
 		}
 
@@ -995,7 +995,7 @@
 			}
 			
 			if (toActivity == activity) {
-				alert(LABELS.CIRCULAR_SEQUENCE_ERROR);
+				layout.infoDialog.data('show')(LABELS.CIRCULAR_SEQUENCE_ERROR);
 				return;
 			}
 		} while (activity);
@@ -1103,7 +1103,7 @@
 									break;
 								}
 								// this branching's end does not match with own start, error
-								alert(LABELS.CROSS_BRANCHING_ERROR);
+								layout.infoDialog.data('show')(LABELS.CROSS_BRANCHING_ERROR);
 								// remove the just added transition
 								ActivityLib.removeTransition(transition);
 								// tell the outer iteration loop to quit
@@ -1148,7 +1148,7 @@
 						// put the activity back
 						activity.parentActivity.childActivities = existingChildActivities;
 						
-						alert(LABELS.LIVEEDIT_READONLY_MOVE_PARENT_ERROR);
+						layout.infoDialog.data('show')(LABELS.LIVEEDIT_READONLY_MOVE_PARENT_ERROR);
 						return false;
 					}
 					
@@ -1176,11 +1176,11 @@
 				if (activity instanceof ActivityDefs.GateActivity
 					|| activity instanceof ActivityDefs.GroupingActivity
 					|| activity instanceof ActivityDefs.BranchingEdgeActivity){
-					alert(LABELS.ACTIVITY_IN_CONTAINER_ERROR);
+					layout.infoDialog.data('show')(LABELS.ACTIVITY_IN_CONTAINER_ERROR);
 					return false;
 				}
 				if (activity.readOnly || container.readOnly) {
-					alert(LABELS.LIVEEDIT_READONLY_ACTIVITY_ERROR);
+					layout.infoDialog.data('show')(LABELS.LIVEEDIT_READONLY_ACTIVITY_ERROR);
 					return false;
 				}
 				
Index: lams_central/web/includes/javascript/authoring/authoringGeneral.js
===================================================================
diff -u -r85a797cf037ac3f737eafa630456cd789dced1f0 -r1a329783c6ff3378add4b1279182e37698058230
--- lams_central/web/includes/javascript/authoring/authoringGeneral.js	(.../authoringGeneral.js)	(revision 85a797cf037ac3f737eafa630456cd789dced1f0)
+++ lams_central/web/includes/javascript/authoring/authoringGeneral.js	(.../authoringGeneral.js)	(revision 1a329783c6ff3378add4b1279182e37698058230)
@@ -990,8 +990,13 @@
 					'of' : '#canvas'
 				},
 				'show' : function(html){
-					$('.modal-body', layout.infoDialog).html(html);
-					layout.infoDialog.modal('show');
+					var body = $('.modal-body', layout.infoDialog);
+					if (layout.infoDialog.hasClass('in')) {
+						body.html(body.html() + '<br /><br />' + html);
+					} else {
+						body.html(html);
+						layout.infoDialog.modal('show');
+					}
 				}
 			}
 		}).click(function(){
@@ -1604,7 +1609,7 @@
 			success : function(response) {
 				if (!response) {
 					if (!isReadOnlyMode) {
-						alert(LABELS.SEQUENCE_LOAD_ERROR);
+						layout.infoDialog.data('show')(LABELS.SEQUENCE_LOAD_ERROR);
 					}
 					return;
 				}
@@ -2177,7 +2182,7 @@
 		
 		if (weightsSum != null && weightsSum != 100) {
 			if (displayErrors) {
-				alert(LABELS.WEIGHTS_SUM_ERROR);
+				layout.infoDialog.data('show')(LABELS.WEIGHTS_SUM_ERROR);
 			}
 			return false;
 		}
@@ -2249,7 +2254,7 @@
 									// the branch is shared between two branchings
 									// it should have been detected when adding a transition
 									if (displayErrors) {
-										alert(LABELS.CROSS_BRANCHING_ERROR);
+										layout.infoDialog.data('show')(LABELS.CROSS_BRANCHING_ERROR);
 									}
 									return false;
 								}
@@ -2267,7 +2272,7 @@
 						
 						if (error) {
 							if (displayErrors) {
-								alert(branchingActivity.title + LABELS.END_MATCH_ERROR);
+								layout.infoDialog.data('show')(branchingActivity.title + LABELS.END_MATCH_ERROR);
 							}
 							return false;
 						}
@@ -2524,7 +2529,7 @@
 		
 		if (error) {
 			if (displayErrors) {
-				alert(error);
+				layout.infoDialog.data('show')(error);
 			}
 			return false;
 		}
@@ -2669,7 +2674,7 @@
 				
 				// check if there were any validation errors
 				if (layout.ld.invalid) {
-					var message = LABELS.SEQUENCE_VALIDATION_ISSUES + '\n';
+					var message = LABELS.SEQUENCE_VALIDATION_ISSUES + '<br/>';
 					$.each(response.validation, function() {
 						var uiid = this.UIID,
 							title = '';
@@ -2681,10 +2686,10 @@
 								}
 							});
 						}
-						message += title + this.message + '\n';
+						message += title + this.message + '<br/>';
 					});
 					
-					alert(message);
+					layout.infoDialog.data('show')(message);
 				}
 				
 				// if save (even partially) was successful
@@ -2731,7 +2736,7 @@
 								// create the updated LD image
 								var svgSaveSuccessful = GeneralLib.saveLearningDesignImage();
 								if (!svgSaveSuccessful) {
-									alert(LABELS.SVG_SAVE_ERROR);
+									layout.infoDialog.data('show')(LABELS.SVG_SAVE_ERROR);
 									return;
 								}
 								
@@ -2740,8 +2745,10 @@
 								
 								// close the Live Edit dialog
 								if (GeneralLib.checkTBLGrouping()) {
-									alert(LABELS.LIVEEDIT_SAVE_SUCCESSFUL);
-									window.parent.closeDialog('dialogAuthoring');
+									layout.infoDialog.data('show')(LABELS.LIVEEDIT_SAVE_SUCCESSFUL);
+									layout.infoDialog.one('click', function(){
+										window.parent.closeDialog('dialogAuthoring');
+									});
 								} else {
 									layout.infoDialog.data('show')(LABELS.SAVE_SUCCESSFUL_CHECK_GROUPING);
 								}
@@ -2754,12 +2761,12 @@
 					
 					var svgSaveSuccessful = GeneralLib.saveLearningDesignImage();
 					if (!svgSaveSuccessful) {
-						alert(LABELS.SVG_SAVE_ERROR);
+						layout.infoDialog.data('show')(LABELS.SVG_SAVE_ERROR);
 					}
 					
 					if (!layout.ld.invalid) {
 						if (GeneralLib.checkTBLGrouping()) {
-							alert(LABELS.SAVE_SUCCESSFUL);
+							layout.infoDialog.data('show')(LABELS.SAVE_SUCCESSFUL);
 						} else {
 							layout.infoDialog.data('show')(LABELS.SAVE_SUCCESSFUL_CHECK_GROUPING);
 						}
@@ -2770,7 +2777,7 @@
 				}
 			},
 			error : function(){
-				alert(LABELS.SEQUENCE_SAVE_ERROR);
+				layout.infoDialog.data('show')(LABELS.SEQUENCE_SAVE_ERROR);
 			}
 		});
 		return result;
Index: lams_central/web/includes/javascript/authoring/authoringHandler.js
===================================================================
diff -u -r784fd323a58e84e5d935014177523105f1e99b84 -r1a329783c6ff3378add4b1279182e37698058230
--- lams_central/web/includes/javascript/authoring/authoringHandler.js	(.../authoringHandler.js)	(revision 784fd323a58e84e5d935014177523105f1e99b84)
+++ lams_central/web/includes/javascript/authoring/authoringHandler.js	(.../authoringHandler.js)	(revision 1a329783c6ff3378add4b1279182e37698058230)
@@ -320,7 +320,7 @@
 			if (tapLength < HandlerActivityLib.tapTimeout && tapLength > 0) {
 				event.preventDefault();
 				if (activity.readOnly) {
-					alert(LABELS.LIVEEDIT_READONLY_ACTIVITY_ERROR);
+					layout.infoDialog.data('show')(LABELS.LIVEEDIT_READONLY_ACTIVITY_ERROR);
 				} else {
 					ActivityLib.openActivityAuthoring(activity);
 				}
@@ -356,16 +356,16 @@
 					// check if the activity or its parent are read-only
 					if (activity.readOnly) {
 						canRemove = false;
-						alert(LABELS.LIVEEDIT_REMOVE_ACTIVITY_ERROR);
+						layout.infoDialog.data('show')(LABELS.LIVEEDIT_REMOVE_ACTIVITY_ERROR);
 					} else if (activity.branchingActivity){
 						if (activity.branchingActivity.readOnly) {
 							canRemove = false;
-							alert(LABELS.LIVEEDIT_REMOVE_ACTIVITY_ERROR);
+							layout.infoDialog.data('show')(LABELS.LIVEEDIT_REMOVE_ACTIVITY_ERROR);
 						}
 					}
 					else if (activity.parentActivity && activity.parentActivity.readOnly){
 						canRemove = false;
-						alert(LABELS.LIVEEDIT_REMOVE_PARENT_ERROR);
+						layout.infoDialog.data('show')(LABELS.LIVEEDIT_REMOVE_PARENT_ERROR);
 					}
 					
 					if (canRemove) {
@@ -450,13 +450,13 @@
 					var canRemove = true;
 					if (container.readOnly) {
 						canRemove = false;
-						alert(LABELS.LIVEEDIT_REMOVE_ACTIVITY_ERROR);
+						layout.infoDialog.data('show')(LABELS.LIVEEDIT_REMOVE_ACTIVITY_ERROR);
 					} else if (container.childActivities){
 						// if any of the child activities is read-only, the parent activity can not be removed
 						$.each(container.childActivities, function(){
 							if (this.readOnly) {
 								canRemove = false;
-								alert(LABELS.LIVEEDIT_REMOVE_CHILD_ERROR);
+								layout.infoDialog.data('show')(LABELS.LIVEEDIT_REMOVE_CHILD_ERROR);
 								return false;
 							}
 						});
@@ -672,7 +672,7 @@
 	 */
 	drawTransitionStartHandler : function(activity, event, x, y) {
 		if (activity.fromTransition && !(activity instanceof ActivityDefs.BranchingEdgeActivity)) {
-			alert(LABELS.TRANSITION_FROM_EXISTS_ERROR);
+			layout.infoDialog.data('show')(LABELS.TRANSITION_FROM_EXISTS_ERROR);
 		}
 		
 		HandlerLib.resetCanvasMode();
@@ -761,7 +761,7 @@
 		var mouseupHandler = function(event){
 			if (HandlerLib.isElemenentBinned(event)) {
 				if (transition.toActivity.readOnly || transition.fromActivity.readOnly) {
-					alert(LABELS.LIVEEDIT_REMOVE_TRANSITION_ERROR);
+					layout.infoDialog.data('show')(LABELS.LIVEEDIT_REMOVE_TRANSITION_ERROR);
 					// just draw it again in the original place
 					transition.draw();
 				} else {
Index: lams_central/web/includes/javascript/authoring/authoringMenu.js
===================================================================
diff -u -r7b42f38a8e33a8823bc93a5e797ab50db4600385 -r1a329783c6ff3378add4b1279182e37698058230
--- lams_central/web/includes/javascript/authoring/authoringMenu.js	(.../authoringMenu.js)	(revision 7b42f38a8e33a8823bc93a5e797ab50db4600385)
+++ lams_central/web/includes/javascript/authoring/authoringMenu.js	(.../authoringMenu.js)	(revision 1a329783c6ff3378add4b1279182e37698058230)
@@ -515,7 +515,7 @@
 			dataType : 'text',
 			success : function(lessonID) {
 				if (!lessonID) {
-					alert(LABELS.PREVIEW_ERROR);
+					layout.infoDialog.data('show')(LABELS.PREVIEW_ERROR);
 					previewButton.button('reset');
 					return;
 				}
@@ -563,7 +563,7 @@
 		}
 		// only tool activities can be copied (todo?)
 		if (!(activity instanceof ActivityDefs.ToolActivity)) {
-			alert(LABELS.PASTE_ERROR);
+			layout.infoDialog.data('show')(LABELS.PASTE_ERROR);
 			return;
 		}
 		
Index: lams_central/web/includes/javascript/authoring/authoringProperty.js
===================================================================
diff -u -rb97b1cb641605fec844ccd19ca53a0ac5e53e7e3 -r1a329783c6ff3378add4b1279182e37698058230
--- lams_central/web/includes/javascript/authoring/authoringProperty.js	(.../authoringProperty.js)	(revision b97b1cb641605fec844ccd19ca53a0ac5e53e7e3)
+++ lams_central/web/includes/javascript/authoring/authoringProperty.js	(.../authoringProperty.js)	(revision 1a329783c6ff3378add4b1279182e37698058230)
@@ -72,7 +72,7 @@
 						branchingActivity.title = newTitle;
 						redrawNeeded = true;
             		} else {
-            			alert(LABELS.TITLE_VALIDATION_ERROR);
+            			layout.infoDialog.data('show')(LABELS.TITLE_VALIDATION_ERROR);
             			$('.propertiesContentFieldTitle', content).val(branchingActivity.title);
             		}
 				}
@@ -204,7 +204,7 @@
 						activity.title = newTitle;
 						redrawNeeded = true;
             		} else {
-            			alert(LABELS.TITLE_VALIDATION_ERROR);
+            			layout.infoDialog.data('show')(LABELS.TITLE_VALIDATION_ERROR);
             			$('.propertiesContentFieldTitle', content).val(activity.title);
             		}
 				}
@@ -313,7 +313,7 @@
 						activity.title = newTitle;
 						redrawNeeded = true;
             		} else {
-            			alert(LABELS.TITLE_VALIDATION_ERROR);
+            			layout.infoDialog.data('show')(LABELS.TITLE_VALIDATION_ERROR);
             			$('.propertiesContentFieldTitle', content).val(activity.title);
             		}
 				}
@@ -440,7 +440,7 @@
 						label.title = newTitle;
 						redrawNeeded = true;
             		} else {
-            			alert(LABELS.TITLE_VALIDATION_ERROR);
+            			layout.infoDialog.data('show')(LABELS.TITLE_VALIDATION_ERROR);
             			$('.propertiesContentFieldTitle', content).val(label.title);
             		}
 				}
@@ -504,7 +504,7 @@
 						ActivityLib.addSelectEffect(activity, true);
 						GeneralLib.setModified(true);
             		} else {
-            			alert(LABELS.TITLE_VALIDATION_ERROR);
+            			layout.infoDialog.data('show')(LABELS.TITLE_VALIDATION_ERROR);
             			$('.propertiesContentFieldTitle', content).val(activity.title);
             		}
 				}
@@ -573,7 +573,7 @@
 						activity.title = newTitle;
 						redrawNeeded = true;
             		} else {
-            			alert(LABELS.TITLE_VALIDATION_ERROR);
+            			layout.infoDialog.data('show')(LABELS.TITLE_VALIDATION_ERROR);
             			$('.propertiesContentFieldTitle', content).val(activity.title);
             		}
 				}
@@ -641,7 +641,7 @@
 						region.title = newTitle;
 						redrawNeeded = true;
             		} else {
-            			alert(LABELS.TITLE_VALIDATION_ERROR);
+            			layout.infoDialog.data('show')(LABELS.TITLE_VALIDATION_ERROR);
             			$('.propertiesContentFieldTitle', content).val(region.title);
             		}
 				}
@@ -694,7 +694,7 @@
 						activity.title = newTitle;
 						redrawNeeded = true;
             		} else {
-            			alert(LABELS.TITLE_VALIDATION_ERROR);
+            			layout.infoDialog.data('show')(LABELS.TITLE_VALIDATION_ERROR);
             			$('.propertiesContentFieldTitle', content).val(activity.title);
             		}
 				}
@@ -774,7 +774,7 @@
 						}
 						redrawNeeded = true;
             		} else {
-            			alert(LABELS.TITLE_VALIDATION_ERROR);
+            			layout.infoDialog.data('show')(LABELS.TITLE_VALIDATION_ERROR);
             			$('.propertiesContentFieldTitle', content).val(transition.title);
             		}
 				}
@@ -852,7 +852,7 @@
 			}); 
 			
 			if (error) {
-				alert(error);
+				layout.infoDialog.data('show')(error);
 				return;
 			}
 			
@@ -1277,7 +1277,7 @@
 						|| (typeof condition.endValue == 'undefined'
 							&& (typeof existingCondition.endValue == 'undefined' || existingCondition.endValue >= condition.startValue))
 						|| (!(condition.startValue > existingCondition.endValue) && !(condition.endValue < existingCondition.startValue))) {
-						alert(LABELS.RANGE_CONDITION_ADD_START_ERROR);
+						layout.infoDialog.data('show')(LABELS.RANGE_CONDITION_ADD_START_ERROR);
 						condition = null;
 						return false;
 					}
@@ -1286,7 +1286,7 @@
 						|| (typeof condition.startValue == 'undefined'
 							&& (typeof existingCondition.startValue == 'undefined' || existingCondition.startValue <= condition.endValue))
 						|| (!(condition.endValue < existingCondition.startValue) && !(condition.startValue > existingCondition.endValue))) {
-						alert(LABELS.RANGE_CONDITION_ADD_END_ERROR);
+						layout.infoDialog.data('show')(LABELS.RANGE_CONDITION_ADD_END_ERROR);
 						condition = null;
 						return false;
 					}
@@ -1917,7 +1917,7 @@
 						   + ', ';
 			});
 			message = message.substring(0, message.length - 2);
-			alert(message);
+			layout.infoDialog.data('show')(message);
 		}
 	}
 };
\ No newline at end of file