Index: lams_tool_chat/web/pages/authoring/conditionList.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_chat/web/pages/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_chat/web/pages/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -83,12 +83,14 @@
 <%-- This script will works when a new resoruce Condition submit in order to refresh "TaskList List" panel. --%>
 <script type="text/javascript">
 	var win = null;
-	if (window.hideConditionMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideConditionMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideConditionMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideConditionMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideConditionMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideConditionMessage();
Index: lams_tool_daco/web/pages/authoring/parts/questionlist.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_daco/web/pages/authoring/parts/questionlist.jsp	(.../questionlist.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_daco/web/pages/authoring/parts/questionlist.jsp	(.../questionlist.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -69,12 +69,14 @@
 <%-- This script will work when a new question is submited in order to refresh "Question List" panel. --%>
 <script type="text/javascript">
 	var win = null;
-	if (window.hideQuestionInputArea) {
-		win = window;
-	} else if (window.parent && window.parent.hideQuestionInputArea) {
-		win = window.parent;
-	} else if (window.top && window.top.hideQuestionInputArea) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideQuestionInputArea) {
+			win = window.parent;
+		} else if (window.top && window.top.hideQuestionInputArea) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideQuestionInputArea();
Index: lams_tool_forum/web/jsps/authoring/conditionList.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_forum/web/jsps/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_forum/web/jsps/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -80,12 +80,14 @@
 <%-- This script will works when a new resoruce Condition submit in order to refresh "TaskList List" panel. --%>
 <script type="text/javascript">
 	var win = null;
-	if (window.hideConditionMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideConditionMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideConditionMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideConditionMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideConditionMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideConditionMessage();
Index: lams_tool_forum/web/jsps/authoring/message/topiclist.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_forum/web/jsps/authoring/message/topiclist.jsp	(.../topiclist.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_forum/web/jsps/authoring/message/topiclist.jsp	(.../topiclist.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -65,12 +65,14 @@
 <%-- This script will works when a new resoruce item submit in order to refresh "Resource List" panel. --%>
 <script lang="javascript">
 	var win = null;
-	if (window.hideMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideMessage();
Index: lams_tool_images/web/pages/authoring/parts/itemlist.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_images/web/pages/authoring/parts/itemlist.jsp	(.../itemlist.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_images/web/pages/authoring/parts/itemlist.jsp	(.../itemlist.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -82,12 +82,14 @@
 <%-- This script will works when a new resoruce item submit in order to refresh "ImageGallery List" panel. --%>
 <script lang="javascript">
 	var win = null;
-	if (window.hideMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideMessage();
Index: lams_tool_imscc/web/pages/authoring/parts/itemlist.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_imscc/web/pages/authoring/parts/itemlist.jsp	(.../itemlist.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_imscc/web/pages/authoring/parts/itemlist.jsp	(.../itemlist.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -125,12 +125,14 @@
 <%-- This script will works when a new resoruce item submit in order to refresh "CommonCartridge List" panel. --%>
 <script lang="javascript">
 	var win = null;
-	if (window.hideMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideMessage();
Index: lams_tool_laqa/web/authoring/addCondition.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_laqa/web/authoring/addCondition.jsp	(.../addCondition.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_laqa/web/authoring/addCondition.jsp	(.../addCondition.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -8,12 +8,14 @@
 		<lams:css style="tabbed" />
 		<script type="text/javascript"> 
 			function callHideConditionMessage() {
-				if (window.hideConditionMessage) {
-					window.hideConditionMessage();
-				} else if (window.parent && window.parent.hideConditionMessage) {
-					window.parent.hideConditionMessage();
-				} else if (window.top && window.top.hideConditionMessage) {
-					window.top.hideConditionMessage();
+				try {
+					if (window.parent && window.parent.hideConditionMessage) {
+						window.parent.hideConditionMessage();
+					} else if (window.top && window.top.hideConditionMessage) {
+						window.top.hideConditionMessage();
+					}
+				} catch(err) {
+					// mute cross-domain iframe access errors
 				}
 			}
 		</script>
Index: lams_tool_laqa/web/authoring/conditionList.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_laqa/web/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_laqa/web/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -84,12 +84,14 @@
 <%-- This script will works when a new resoruce Condition submit in order to refresh "TaskList List" panel. --%>
 <script lang="javascript">
 	var win = null;
-	if (window.hideConditionMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideConditionMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideConditionMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideConditionMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideConditionMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideConditionMessage();
Index: lams_tool_laqa/web/authoring/itemlist.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_laqa/web/authoring/itemlist.jsp	(.../itemlist.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_laqa/web/authoring/itemlist.jsp	(.../itemlist.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -83,12 +83,14 @@
 <%-- This script will works when a new resoruce item submit in order to refresh "Resource List" panel. --%>
 <script lang="javascript">
 	var win = null;
-	if (window.hideMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideMessage();
Index: lams_tool_laqa/web/authoring/newQuestionBox.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_laqa/web/authoring/newQuestionBox.jsp	(.../newQuestionBox.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_laqa/web/authoring/newQuestionBox.jsp	(.../newQuestionBox.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -91,13 +91,15 @@
                                 heightOffSet = document.getElementById('wizardDiv').offsetHeight;
                             }
                             
-                            if (window.resizeIframe) {
-            					window.resizeIframe(heightOffSet);
-            				} else if (window.parent && window.parent.resizeIframe) {
-            					window.parent.resizeIframe(heightOffSet);
-            				} else if (window.top && window.top.resizeIframe) {
-            					window.top.resizeIframe(heightOffSet);
-            				} 
+							try {
+								if (window.parent && window.parent.resizeIframe) {
+	            					window.parent.resizeIframe(heightOffSet);
+	            				} else if (window.top && window.top.resizeIframe) {
+	            					window.top.resizeIframe(heightOffSet);
+	            				}
+							} catch(err) {
+								// mute cross-domain iframe access errors
+							} 
                         	
                         	heightOffSet = heightOffSet * -1;
                         });
Index: lams_tool_notebook/web/pages/authoring/addCondition.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_notebook/web/pages/authoring/addCondition.jsp	(.../addCondition.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_notebook/web/pages/authoring/addCondition.jsp	(.../addCondition.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -17,12 +17,14 @@
 		
 		<script type="text/javascript"> 
 			function callHideConditionMessage() {
-				if (window.hideConditionMessage) {
-					window.hideConditionMessage();
-				} else if (window.parent && window.parent.hideConditionMessage) {
-					window.parent.hideConditionMessage();
-				} else if (window.top && window.top.hideConditionMessage) {
-					window.top.hideConditionMessage();
+				try {
+					if (window.parent && window.parent.hideConditionMessage) {
+						window.parent.hideConditionMessage();
+					} else if (window.top && window.top.hideConditionMessage) {
+						window.top.hideConditionMessage();
+					}
+				} catch(err) {
+					// mute cross-domain iframe access errors
 				}
 			}
 		</script>
Index: lams_tool_notebook/web/pages/authoring/conditionList.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_notebook/web/pages/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_notebook/web/pages/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -83,12 +83,14 @@
 <%-- This script will works when a new resoruce Condition submit in order to refresh "TaskList List" panel. --%>
 <script type="text/javascript">
 	var win = null;
-	if (window.hideConditionMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideConditionMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideConditionMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideConditionMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideConditionMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideConditionMessage();
Index: lams_tool_scribe/web/pages/authoring/headingForm.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_scribe/web/pages/authoring/headingForm.jsp	(.../headingForm.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_scribe/web/pages/authoring/headingForm.jsp	(.../headingForm.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -13,12 +13,14 @@
 	});
 
 	function callHideMessage() {
-		if (window.hideMessage) {
-			window.hideMessage();
-		} else if (window.parent && window.parent.hideMessage) {
-			window.parent.hideMessage();
-		} else if (window.top && window.top.hideMessage) {
-			window.top.hideMessage();
+		try {
+			if (window.parent && window.parent.hideMessage) {
+				window.parent.hideMessage();
+			} else if (window.top && window.top.hideMessage) {
+				window.top.hideMessage();
+			}
+		} catch(err) {
+			// mute cross-domain iframe access errors
 		}
 	}
 </script>
Index: lams_tool_scribe/web/pages/authoring/headingResponse.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_scribe/web/pages/authoring/headingResponse.jsp	(.../headingResponse.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_scribe/web/pages/authoring/headingResponse.jsp	(.../headingResponse.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -8,12 +8,14 @@
 
 	<script type="text/javascript">
 		var win = null;
-		if (window.hideMessage) {
-			win = window;
-		} else if (window.parent && window.parent.hideMessage) {
-			win = window.parent;
-		} else if (window.top && window.top.hideMessage) {
-			win = window.top;
+		try {
+			if (window.parent && window.parent.hideMessage) {
+				win = window.parent;
+			} else if (window.top && window.top.hideMessage) {
+				win = window.top;
+			}
+		} catch(err) {
+			// mute cross-domain iframe access errors
 		}
 		if (win) {
 			win.hideMessage();
Index: lams_tool_spreadsheet/web/pages/monitoring/parts/editmark.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_spreadsheet/web/pages/monitoring/parts/editmark.jsp	(.../editmark.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_spreadsheet/web/pages/monitoring/parts/editmark.jsp	(.../editmark.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -9,12 +9,14 @@
 		<script type="text/javascript" src="<lams:LAMSURL />includes/javascript/jquery.js"></script>
 		<script type="text/javascript"> 
 			function callHideMessage() {
-				if (window.hideMessage) {
-					window.hideMessage();
-				} else if (window.parent && window.parent.hideMessage) {
-					window.parent.hideMessage();
-				} else if (window.top && window.top.hideMessage) {
-					window.top.hideMessage();
+				try {
+					if (window.parent && window.parent.hideMessage) {
+						window.parent.hideMessage();
+					} else if (window.top && window.top.hideMessage) {
+						window.top.hideMessage();
+					}
+				} catch(err) {
+					// mute cross-domain iframe access errors
 				}
 			}
 			
Index: lams_tool_spreadsheet/web/pages/monitoring/parts/summarylist.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_spreadsheet/web/pages/monitoring/parts/summarylist.jsp	(.../summarylist.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_spreadsheet/web/pages/monitoring/parts/summarylist.jsp	(.../summarylist.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -153,12 +153,14 @@
 <%-- This script will works when a new resoruce Condition submit in order to refresh "TaskList List" panel. --%>
 <script type="text/javascript">
 	var win = null;
-	if (window.hideMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideMessage();
Index: lams_tool_survey/web/pages/authoring/addCondition.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_survey/web/pages/authoring/addCondition.jsp	(.../addCondition.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_survey/web/pages/authoring/addCondition.jsp	(.../addCondition.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -9,12 +9,14 @@
 		<lams:css style="tabbed" />
 		<script type="text/javascript"> 
 			function callHideConditionMessage() {
-				if (window.hideConditionMessage) {
-					window.hideConditionMessage();
-				} else if (window.parent && window.parent.hideConditionMessage) {
-					window.parent.hideConditionMessage();
-				} else if (window.top && window.top.hideConditionMessage) {
-					window.top.hideConditionMessage();
+				try {
+					if (window.parent && window.parent.hideConditionMessage) {
+						window.parent.hideConditionMessage();
+					} else if (window.top && window.top.hideConditionMessage) {
+						window.top.hideConditionMessage();
+					}
+				} catch(err) {
+					// mute cross-domain iframe access errors
 				}
 			}
 		</script>
Index: lams_tool_survey/web/pages/authoring/conditionList.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_survey/web/pages/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_survey/web/pages/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -84,12 +84,14 @@
 <%-- This script will works when a new resoruce Condition submit in order to refresh "TaskList List" panel. --%>
 <script type="text/javascript">
 	var win = null;
-	if (window.hideConditionMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideConditionMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideConditionMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideConditionMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideConditionMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideConditionMessage();
Index: lams_tool_survey/web/pages/authoring/parts/itemlist.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_survey/web/pages/authoring/parts/itemlist.jsp	(.../itemlist.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_survey/web/pages/authoring/parts/itemlist.jsp	(.../itemlist.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -93,12 +93,14 @@
 <%-- This script will works when a new resoruce item submit in order to refresh "Survey List" panel. --%>
 <script lang="javascript">
 	var win = null;
-	if (window.hideMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideMessage();
Index: lams_tool_task/web/pages/authoring/parts/addcondition.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_task/web/pages/authoring/parts/addcondition.jsp	(.../addcondition.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_task/web/pages/authoring/parts/addcondition.jsp	(.../addcondition.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -8,12 +8,14 @@
 		<lams:css style="tabbed" />
 		<script type="text/javascript"> 
 			function callHideConditionMessage() {
-				if (window.hideConditionMessage) {
-					window.hideConditionMessage();
-				} else if (window.parent && window.parent.hideConditionMessage) {
-					window.parent.hideConditionMessage();
-				} else if (window.top && window.top.hideConditionMessage) {
-					window.top.hideConditionMessage();
+				try {
+					if (window.parent && window.parent.hideConditionMessage) {
+						window.parent.hideConditionMessage();
+					} else if (window.top && window.top.hideConditionMessage) {
+						window.top.hideConditionMessage();
+					}
+				} catch(err) {
+					// mute cross-domain iframe access errors
 				}
 			}
 		</script>
Index: lams_tool_task/web/pages/authoring/parts/addtask.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_task/web/pages/authoring/parts/addtask.jsp	(.../addtask.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_task/web/pages/authoring/parts/addtask.jsp	(.../addtask.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -13,12 +13,14 @@
 	}
 	
 	function callHideMessage() {
-		if (window.hideMessage) {
-			window.hideMessage();
-		} else if (window.parent && window.parent.hideMessage) {
-			window.parent.hideMessage();
-		} else if (window.top && window.top.hideMessage) {
-			window.top.hideMessage();
+		try {
+			if (window.parent && window.parent.hideMessage) {
+				window.parent.hideMessage();
+			} else if (window.top && window.top.hideMessage) {
+				window.top.hideMessage();
+			}
+		} catch(err) {
+			// mute cross-domain iframe access errors
 		}
 	}
 	
Index: lams_tool_task/web/pages/authoring/parts/conditionlist.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_task/web/pages/authoring/parts/conditionlist.jsp	(.../conditionlist.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_task/web/pages/authoring/parts/conditionlist.jsp	(.../conditionlist.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -84,12 +84,14 @@
 <%-- This script will works when a new resoruce Condition submit in order to refresh "TaskList List" panel. --%>
 <script lang="javascript"> 
 	var win = null;
-	if (window.hideConditionMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideConditionMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideConditionMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideConditionMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideConditionMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideConditionMessage();
Index: lams_tool_task/web/pages/authoring/parts/itemlist.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_task/web/pages/authoring/parts/itemlist.jsp	(.../itemlist.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_task/web/pages/authoring/parts/itemlist.jsp	(.../itemlist.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -70,12 +70,14 @@
 <%-- This script will works when a new resoruce item submit in order to refresh "TaskList List" panel. --%>
 <script lang="javascript">
 	var win = null;
-	if (window.hideMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideMessage();
Index: lams_tool_videorecorder/web/pages/authoring/addCondition.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_videorecorder/web/pages/authoring/addCondition.jsp	(.../addCondition.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_videorecorder/web/pages/authoring/addCondition.jsp	(.../addCondition.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -16,12 +16,14 @@
 		<lams:css style="tabbed" />
 		<script type="text/javascript"> 
 			function callHideConditionMessage() {
-				if (window.hideConditionMessage) {
-					window.hideConditionMessage();
-				} else if (window.parent && window.parent.hideConditionMessage) {
-					window.parent.hideConditionMessage();
-				} else if (window.top && window.top.hideConditionMessage) {
-					window.top.hideConditionMessage();
+				try {
+					if (window.parent && window.parent.hideConditionMessage) {
+						window.parent.hideConditionMessage();
+					} else if (window.top && window.top.hideConditionMessage) {
+						window.top.hideConditionMessage();
+					}
+				} catch(err) {
+					// mute cross-domain iframe access errors
 				}
 			}
 		</script>
Index: lams_tool_videorecorder/web/pages/authoring/conditionList.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_videorecorder/web/pages/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_videorecorder/web/pages/authoring/conditionList.jsp	(.../conditionList.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -83,12 +83,14 @@
 <%-- This script will works when a new resoruce Condition submit in order to refresh "TaskList List" panel. --%>
 <script type="text/javascript">
 	var win = null;
-	if (window.hideConditionMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideConditionMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideConditionMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideConditionMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideConditionMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideConditionMessage();
Index: lams_tool_vote/web/authoring/itemlist.jsp
===================================================================
diff -u -re7539bc4f824fb791811f0a83e95358be947ca29 -r21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59
--- lams_tool_vote/web/authoring/itemlist.jsp	(.../itemlist.jsp)	(revision e7539bc4f824fb791811f0a83e95358be947ca29)
+++ lams_tool_vote/web/authoring/itemlist.jsp	(.../itemlist.jsp)	(revision 21ce4d0194e8b81e613f4f6e14eb4e8bf53bdf59)
@@ -78,12 +78,14 @@
 <%-- This script will works when a new resoruce item submit in order to refresh "Resource List" panel. --%>
 <script lang="javascript">
 	var win = null;
-	if (window.hideMessage) {
-		win = window;
-	} else if (window.parent && window.parent.hideMessage) {
-		win = window.parent;
-	} else if (window.top && window.top.hideMessage) {
-		win = window.top;
+	try {
+		if (window.parent && window.parent.hideMessage) {
+			win = window.parent;
+		} else if (window.top && window.top.hideMessage) {
+			win = window.top;
+		}
+	} catch(err) {
+		// mute cross-domain iframe access errors
 	}
 	if (win) {
 		win.hideMessage();