a website building system includes at least one database storing website components and their associated component hierarchies, each component comprising elements of behavior with nullable parameter, elements of behavior with non-nullable parameter and a handler of data, the data handler manipulating override protocols for the components; and an element handler to review all components to be interpreted for a current view and for a current component, to handle a component request between the current component and at least one other component within the component hierarchy, to implement a request of the cancellation of at least one other component, the element handler to update the current component only if the cancellation request is related to a behavior element with nullable parameter of the current component, according to the data handler of the current component.
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