10. A data processing system, comprising: a processor; a memory coupled to said processor; a user application stored within said memory and executable by said processor, wherein said user application can be utilized to create a base document defined by a data set stored within said memory; a variable data area definition program stored within said memory and executable by said processor, wherein in response to identification of a portion of said base document as a variable data area in which different data will be presented for at least two presentation copies of said document, said variable data area definition program builds, within said data set, at least one comment statement of a page description language, wherein said at least one comment statement is associated with said variable data area and specifies format parameters for said variable data area.
10. A data processing system, comprising: a processor; a memory coupled to said processor; a user application stored within said memory and executable by said processor, wherein said user application can be utilized to create a base document defined by a data set stored within said memory; a variable data area definition program stored within said memory and executable by said processor, wherein in response to identification of a portion of said base document as a variable data area in which different data will be presented for at least two presentation copies of said document, said variable data area definition program builds, within said data set, at least one comment statement of a page description language, wherein said at least one comment statement is associated with said variable data area and specifies format parameters for said variable data area. 14. The data processing system of claim 10, said data processing system further comprising: means for identifying selected variable data to be presented within said variable data area of said base document; and means, responsive to identification of said selected variable data, for encoding an identifier of said selected variable data within said at least one comment statement associated with said variable data area.