diff --git a/js/pages/backoffice/toolbox.js b/js/pages/backoffice/toolbox.js
index df7f11a1a..9a822516a 100644
--- a/js/pages/backoffice/toolbox.js
+++ b/js/pages/backoffice/toolbox.js
@@ -64,7 +64,34 @@ function SwitchTabMode()
  * @since 3.0.0
  */
 const CombodoBackofficeToolbox = {
-
+	/**
+	 * Set the oElem in fullscreen mode, meaning that it will take all the screen and be above everything else.
+	 *
+	 * @param {object} oElem The jQuery object of the element
+	 * @constructor
+	 */
+	SetElementToFullscreenMode: function(oElem) {
+		oElem.parents().addClass('ibo-has-fullscreen-descendant');
+		oElem.addClass('ibo-is-fullscreen');
+	},
+	/**
+	 * Remove the oElem from fullscreen mode.
+	 * If none passed, all fullscreen elements will be removed from it
+	 *
+	 * @param {object|null} oElem The jQuery object of the element
+	 * @constructor
+	 */
+	RemoveElementFromFullscreenMode: function(oElem = null) {
+		// If no element passed, remove any element from fullscreen mode
+		if(oElem === null) {
+			$(document).find('.ibo-has-fullscreen-descendant').removeClass('ibo-has-fullscreen-descendant');
+			$(document).find('.ibo-is-fullscreen').removeClass('ibo-is-fullscreen');
+		}
+		else {
+			oElem.parents().removeClass('ibo-has-fullscreen-descendant');
+			oElem.removeClass('ibo-is-fullscreen');
+		}
+	}
 };
 
 // Processing