You are looking for an easy to use library of functions that offer embeddable on-report controls for Crystal report consumers.
- embed web controls into a Crystal Report
- develop a custom prompt page to target Crystal Reports or WebIntelligence
- develop an interface to provide additional interaction with data, such as write-backs to the database and report annotations
- create a reporting jump page or navigation page.
diamond embeddable web controls reporting jump page navigation page web elements webelements , 8681028 , KBA , BI-RA-CR , Crystal Reports designer or BusinessViews Manager , How To