源码使用了三层架构，运用了ajax技术 应用技术：vs2008|access|ajax|三层架构；还不错可以参考学习 - Source used three layers framework, using ajax technology Application vs2008 | | access technology: | three-layer framework ajax Pretty good still can reference learning

Dijkstra(迪杰斯特拉)算法是典型的单源最短路径算法，用于计算一个节点到其他所有节点的最短路径。主要特点是以起始点为中心向外层层扩展，直到扩展到终点为止。-Dijkstra (Dijkstra) algorithm is a typical single-source shortest path algorithm for computing the shortest path one node to all other nodes. The main features are the s