Patent ID: 8756493

Claim:
A computer-implemented method of constructing a parcel shipping Web page, the method comprising: presenting a plurality of Web page development components to a developer, each Web page development component consisting of the scripting and presentation elements necessary to implement a distinct functional component of a production parcel shipping Web page; receiving a selection of one of the plurality of Web page development components, the selected Web page development component including a distinct functional component configured to provide an initial notification to the production parcel shipping Web page when the distinct functional component causes parcel related data changes, wherein the initial notification indicates to the production parcel shipping Web page that a change of the parcel related data has occurred; and responsive to the selection, constructing a production parcel shipping Web page that includes the distinct functional component associated with the selected Web page development component, the production parcel shipping Web page configured to provide a subsequent notification to a second distinct functional component upon receiving the initial notification from the distinct functional component associated with the selected Web page development component, wherein the second distinct functional component subscribes to receive notifications related to changes in the parcel related data.