Index: lams_tool_images/web/pages/authoring/basic.jsp
===================================================================
diff -u -r652111fe350d40bff43cee483baef22d8b3b27ae -r1574377ea60f21599b31c04434ddabc7219d2e98
--- lams_tool_images/web/pages/authoring/basic.jsp	(.../basic.jsp)	(revision 652111fe350d40bff43cee483baef22d8b3b27ae)
+++ lams_tool_images/web/pages/authoring/basic.jsp	(.../basic.jsp)	(revision 1574377ea60f21599b31c04434ddabc7219d2e98)
@@ -54,21 +54,26 @@
 	//The panel of imageGallery list panel
 	var imageGalleryListTargetDiv = "imageGalleryListArea";
 	function deleteItem(idx,sessionMapID){
-		var url = "<c:url value="/authoring/removeItem.do"/>";
-	    var reqIDVar = new Date();
-		var param = "imageIndex=" + idx +"&reqID="+reqIDVar.getTime()+"&sessionMapID="+sessionMapID;;
-		deleteItemLoading();
-	    var myAjax = new Ajax.Updater(
-		    	imageGalleryListTargetDiv,
-		    	url,
-		    	{
-		    		method:'get',
-		    		parameters:param,
-		    		onComplete:deleteItemComplete,
-		    		evalScripts:false
-		    	}
-	    );
+
+		var	deletionConfirmed = confirm('<fmt:message key="warning.msg.authoring.do.you.want.to.delete"></fmt:message>');
+		
+		if (deletionConfirmed) {
+			var url = "<c:url value="/authoring/removeItem.do"/>";
+			var param = "imageIndex=" + idx +"&sessionMapID="+sessionMapID;;
+			deleteItemLoading();
+		    var myAjax = new Ajax.Updater(
+			    	imageGalleryListTargetDiv,
+			    	url,
+			    	{
+			    		method:'get',
+			    		parameters:param,
+			    		onComplete:deleteItemComplete,
+			    		evalScripts:false
+			    	}
+		    );
+		}
 	}
+	
 	function deleteItemLoading(){
 		showBusy(imageGalleryListTargetDiv);
 	}
Index: lams_tool_images/web/pages/authoring/parts/itemlist.jsp
===================================================================
diff -u -r0f6fefcd6c8a98859a9d673514968eabeed70348 -r1574377ea60f21599b31c04434ddabc7219d2e98
--- lams_tool_images/web/pages/authoring/parts/itemlist.jsp	(.../itemlist.jsp)	(revision 0f6fefcd6c8a98859a9d673514968eabeed70348)
+++ lams_tool_images/web/pages/authoring/parts/itemlist.jsp	(.../itemlist.jsp)	(revision 1574377ea60f21599b31c04434ddabc7219d2e98)
@@ -26,7 +26,9 @@
 				 	<c:set var="mediumImagePath">
 	   					<html:rewrite page='/download/?uuid='/>${image.mediumFileUuid}&preferDownload=false
 					</c:set>					
-					<a href="${mediumImagePath}" rel="lightbox" title="${image.title}" ><img src="${thumbnailPath}" alt="${image.title}"/></a>
+					<a href="${mediumImagePath}" rel="lightbox" title="${image.title}" style="border-style: none;">
+						<img src="${thumbnailPath}" alt="${image.title}" style="border-style: none;"/>
+					</a>
 				</td>
 				
 				<td style="vertical-align:middle;">