jsTools4GPS is a javascript library to load tracks, waypoints and routes in webmaps using the Mapstraction layer and AJAX through Prototype. It can draws altitude/speed profiles using Flotr charting library, reports derived data and allow user interaction between those objects. 
Demo : http://jstools4gps.javiersanp.com/examples/all-together/
Download : http://code.google.com/p/jstools4gps/
Requirment : Prototype javascript Framework