how to pass varibale from HTML page to nodejs : I have a requirement where i want to pass variable from HTML to nodejs.Requirement is as below:
1) I have different hyperlink of different areas like Newcastle, Dudley, Belfast. 
2) for now i'm calling my nodejs code by passing /Newcastle or /Dudley or /Belfast
3) Now Based on these hyperlink click i'm triggering code to perform process to retrieve data
4) As of now i have seperate processing code for all these
5) What I'm looking to make a single common code to process the above request dynamically. 
6) For which I want to pass some variable or parameter from HTML page to node JS to indicate the respective region like Newcastle or Belfast
Please suggest how I can achieve it.