diff --git a/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBoxPanel.java b/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBoxPanel.java
index be9a161..e18ae80 100644
--- a/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBoxPanel.java
+++ b/src/main/java/org/gcube/portlets/user/td/toolboxwidget/client/ToolBoxPanel.java
@@ -135,6 +135,12 @@ public class ToolBoxPanel extends ContentPanel {
 		case DELETECOLUMNPANEL:
 			doDeleteColumnTab(event);
 			break;
+		case SPLITCOLUMNPANEL:
+			doSplitColumnTab(event);
+			break;	
+		case MERGECOLUMNPANEL:
+			doMergeColumnTab(event);
+			break;
 		case LABELCOLUNPANEL:
 			doLabelColumnTab(event);
 			break;	
@@ -230,6 +236,47 @@ public class ToolBoxPanel extends ContentPanel {
 		}
 	}
 	
+	protected void doSplitColumnTab(WidgetRequestEvent event){
+		Log.debug("WidgetRequestEvent.SplitColumnPanel : ["+event.getTrId()+" ,columnName: "+event.getColumnName()+"]");
+		if (uiStateType == UIStateType.TR_OPEN
+				|| uiStateType == UIStateType.TABLECURATION
+				|| uiStateType == UIStateType.TABLEUPDATE) {
+			if (state == ToolBoxPanelState.OPENED) {
+				toolBox.openSplitColumnTab(event.getTrId(), event.getColumnName());
+				Log.debug("ToolBoxPanelSTate.OPENED Add Tabs");
+			} else {
+				enable();
+				expand();
+				state = ToolBoxPanelState.OPENED;
+				toolBox.openLabelColumnTab(event.getTrId(), event.getColumnName());
+			}
+		} else {
+			Log.debug("ToolBoxPanel No table open");
+		}
+	}
+	
+	
+	protected void doMergeColumnTab(WidgetRequestEvent event){
+		Log.debug("WidgetRequestEvent.MergeColumnPanel : ["+event.getTrId()+" ,columnName: "+event.getColumnName()+"]");
+		if (uiStateType == UIStateType.TR_OPEN
+				|| uiStateType == UIStateType.TABLECURATION
+				|| uiStateType == UIStateType.TABLEUPDATE) {
+			if (state == ToolBoxPanelState.OPENED) {
+				toolBox.openMergeColumnTab(event.getTrId(), event.getColumnName());
+				Log.debug("ToolBoxPanelSTate.OPENED Add Tabs");
+			} else {
+				enable();
+				expand();
+				state = ToolBoxPanelState.OPENED;
+				toolBox.openLabelColumnTab(event.getTrId(), event.getColumnName());
+			}
+		} else {
+			Log.debug("ToolBoxPanel No table open");
+		}
+	}
+	
+	
+	
 	protected void doLabelColumnTab(WidgetRequestEvent event){
 		Log.debug("WidgetRequestEvent.LabelColumnPanel : ["+event.getTrId()+" ,columnName: "+event.getColumnName()+"]");
 		if (uiStateType == UIStateType.TR_OPEN
@@ -370,6 +417,8 @@ public class ToolBoxPanel extends ContentPanel {
 		toolBox.closeChangeColumnTypePanel();
 		toolBox.closeAddColumnPanel();
 		toolBox.closeDeleteColumnPanel();
+		toolBox.closeSplitColumnPanel();
+		toolBox.closeMergeColumnPanel();
 		toolBox.closeLabelColumnPanel();
 		toolBox.closeChangeTableTypePanel();
 		toolBox.closeDuplicatesRowsPanel();