popup control extender

Question

hi,
I've used popup control extender for showing data on mouseover of gridview cell but when gridview bind it shows following error

Microsoft JScript runtime error: Sys.ArgumentException: Value must not be null for Controls and Behaviors.
Parameter name: element

any help!

Answer 1

Hope these links will help you
http://bdotnet.in/blogs/lohithbn/archive/2009/08/07/show-gridview-control-cell-value-in-tooptip-on-mouseover.aspx
http://www.ezzylearning.com/tutorial.aspx?tid=2861497
http://forums.asp.net/t/1177049.aspx
http://forums.asp.net/t/1276923.aspx

Answer 2

hi Roei,

u forget to provide me  that link.........

Answer 3

here is a gr8 articke describing how to use the popup extender in GridView
i just belive its a problem with implementation
hope this helps