The contract rather than any order of the circuit court of Illinois is the basis for any rights the Schroeders have in the subject property. Jinnette v. Guest, 35 Ill.App.2d 434, 439, 183 N.E.2d 194 (1st Dist. 1962). Thus, the policies of prior exclusive jurisdiction and collateral attack to prevent interference with the exercise of state court jurisdiction over specific property are in no way affected by adjudication of this fraudulent conveyance action.