diff --git a/js/app/views/PlotComponents/PlotElementPanel.js b/js/app/views/PlotComponents/PlotElementPanel.js
index 670a186..e594f41 100644
--- a/js/app/views/PlotComponents/PlotElementPanel.js
+++ b/js/app/views/PlotComponents/PlotElementPanel.js
@@ -23,7 +23,8 @@ Ext.define('amdaPlotComp.PlotElementPanel', {
 	destroy: function() {
 		this.elementFormsManager.each(function (key, value, length) {
 			this.elementFormsManager.unregister(value);
-    	}, this);
+			value.destroy();
+    		}, this);
 		this.callParent();
 	},
 	
@@ -188,4 +189,4 @@ Ext.define('amdaPlotComp.PlotElementPanel', {
 		
 		Ext.apply (this , Ext.apply (arguments, myConf));
 	}
-});
\ No newline at end of file
+});
diff --git a/js/app/views/PlotComponents/PlotLayoutForm.js b/js/app/views/PlotComponents/PlotLayoutForm.js
index 3c12023..819a709 100644
--- a/js/app/views/PlotComponents/PlotLayoutForm.js
+++ b/js/app/views/PlotComponents/PlotLayoutForm.js
@@ -23,8 +23,9 @@ Ext.define('amdaPlotComp.PlotLayoutForm', {
 	
 	destroy: function() {
 		this.layoutOptionsFormsManager.each(function (key, value, length) {
-    		this.layoutOptionsFormsManager.unregister(value);
-    	}, this);
+    			this.layoutOptionsFormsManager.unregister(value);
+			value.destroy();
+    		}, this);
 		this.callParent();
 	},
 	
@@ -99,4 +100,4 @@ Ext.define('amdaPlotComp.PlotLayoutForm', {
 	        this.layoutOptionsContainer
 		];
 	}
-});
\ No newline at end of file
+});
diff --git a/js/app/views/PlotComponents/PlotParamForm.js b/js/app/views/PlotComponents/PlotParamForm.js
index 0ae846b..951f9af 100644
--- a/js/app/views/PlotComponents/PlotParamForm.js
+++ b/js/app/views/PlotComponents/PlotParamForm.js
@@ -30,8 +30,9 @@ Ext.define('amdaPlotComp.PlotParamForm', {
 	
 	destroy: function() {
 		this.drawingOptionsFormsManager.each(function (key, value, length) {
-    		this.drawingOptionsFormsManager.unregister(value);
-    	}, this);
+    			this.drawingOptionsFormsManager.unregister(value);
+			value.destroy();
+    		}, this);
 		this.callParent();
 	},
 	
@@ -49,7 +50,6 @@ Ext.define('amdaPlotComp.PlotParamForm', {
 			formId = type;
 		
 		formId += '-drawing-options-form';
-		
 		if (!this.drawingOptionsFormsManager.get(formId))
 		{
 			switch(type)
@@ -143,4 +143,4 @@ Ext.define('amdaPlotComp.PlotParamForm', {
 	        this.drawingOptionsContainer
 		];
 	}
-});
\ No newline at end of file
+});
--
libgit2 0.21.2