How to retrive the Zoomed location on mouse click?[URGENT]

Question

Hi All,
 I am using ArcGIS map to display the location and allowing the user to Zoom and Drag to their destination.When they click save button  i want to save the co-ordinates and in postback i want to show them the same zoomed location. Question is i am able to save the extent values and dont know how to bring it back on mouse click.The setExtent is not working for me.Please see the attached file.

Thanks,

VanithaV · Answer

Hi ,
For some reason,that's not working for me. All i want is to add point to gis map .I have to mark in the same page on page load[mouse click save button].

DanielYim · Answer

Make your own function that saves the map's current extent to a variable.myMap.extent.xmin
myMap.extent.ymin
myMap.extent.xmax
myMap.extent.ymax

You can probably pass these through a query string. For example:
http://yourdomain.com/maps/yourmap.htm?xmin=1234&xmax=1234&ymin=1234&ymax=1234