<DIV id=RTEContent>Hiii all , </DIV> <DIV> </DIV> <DIV>These are the few doubts that we have , could somebody please help us .</DIV> <DIV> </DIV> <DIV>1.While writing the mapfile , we need to specify the extent of the map . The background map chosen being in PNG image type , how do we get the extent of this image , so as to enter this data in the mapfile . </DIV> <DIV> </DIV> <DIV>2.In interactive web-mapping , do we need MySql to store the data of the various points being plotted on the map or are the shapefiles sufficient . </DIV> <DIV> </DIV> <DIV>3. We are working on an online project and when a new point needs to be plotted on the map and displayed , how can this data be entered into the shapefiles . We have read somewhere that Mapscripting can be used to convert textfiles to shapefiles . </DIV> <DIV>Can you please direct us as to how can that be done ???</DIV> <DIV> </DIV> <DIV>4. We have got to know
about this book "Web mapping illustrated - By Tyler Mitchell , O'reilly Publications " . Has anyone used used it for developing an online interactive web-mapping apllication (example editing of maps ).</DIV> <DIV> </DIV> <DIV>Thanks in advance ...................</DIV> <DIV> </DIV> <DIV>Regards </DIV> <DIV>Apeksha</DIV><p>
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