I run a blog with content management script...producing dynamic urls..as i m aware of the optimization problems with dynamic urls, i m supposed to rewrite them to desired static or static looking(may be) urls...i hav the coding knowledge but dont hav ne idea bout url rewrite... mates, plz guide what does 'url rewrite' exactly mean? and tell the step by step procedure for search engine friendly url rewriting like, step 1: do this step 2: do that ......"....... also make me aware of the problems if any that may arise thanx in advance