The turbojet includes a fixed structure, a fan rotor fixed to a drive shaft supported by a first bearing and a second bearing. A time domain equalizer is utilized to shorten the channel impulse response to a length equal to or less than the time duration of the cyclic prefix. One or more extensible interface classes are provided in the framework, which allows a user to define the order entry protocol for the relevant order fulfillment systems. Also described are methods for treating a prolapsed valve including the steps of securing a first anchor to cardiac tissue located below the prolapsed mitral valve leaflet, securing a second anchor to the prolapsed mitral valve leaflet, tensioning a cord connecting the two anchors and securing the cord. The method involves examining and comparing the IP addresses of the Web pages, and can also be extended to finding other pages to which a given Web page is linked on the Web, and to determining whether a Web page of interest is part of a Web site with a desired characteristic, such as being part of an electronic commerce site.