GraphHopper GraphHopper is a fast and Open Source road routing engine. Is fast and memory efficient Works with OpenStreetMap data Business-friendly due to Apache License Scales from big server to mobile device Implemented in Java™ Works
This article from:http://wiki.openstreetmap.org/wiki/OpenLayers_Simple_Example Deploy an OpenStreetMap slippymap on my own website This simple example may help if you are Deploying your own Slippy Map. This DHTML snippit will bring in the OpenLayers