function getCommonProperties(sAggregationName) {
			var oTextResources = Lib.getResourceBundleFor("sap.ui.rta");
			var sIFrameGroupText = oTextResources.getText("CTX_ADDIFRAME_GROUP");
			return {
				text: getCreateMenuItemText.bind(this, sAggregationName, "CTX_ADDIFRAME", oTextResources),
				handler: handleCreate.bind(this, sAggregationName),
				enabled: this.isEnabled.bind(this, sAggregationName),
				isSibling: !sAggregationName,
				icon: "sap-icon://tnt/content-enricher",
				group: sIFrameGroupText
			};
		}
Returns an array of add iFrame menu items for the selected element overlays
@param {sap.ui.dt.ElementOverlay[]} aElementOverlays Array of selected element overlays
@return {array} Array of context menu items
@override