dear all
can anybody help to find out center of point from a set of longitude and latitude.
i am using mapxtreme2005

let me describe my problem in detail...
from sql based on some condition in map i have set of points

eg:i have 4 points
1. long=58.23 lat=23.69
2. long=59.23 lat=21.69
3. long=60.23 lat=22.69
4. long=61.23 lat=25.69

from these points i want to findout the centre of the location...
i want to display this centre point as centre of the map....
can anybody help me for this
regards