Arbitration clause in a condominium agreement providing for arbitration of "disputes arising from this agreement." Scope of such clause in relation to a dispute concerning a debt established in a lease agreement between the owner of a shopping center and a cinema operating company, arising from non-payment of the final cost of the cinema installation works. The fact that a general meeting of co-owners approved the final cost of the works does not give rise to the characterization of a dispute relating to the condominium agreement: