ASP.NET - Modalpopup extender

Hi All,

I am getting commos in textboxes while opening modalpopupextender

Please Help

I suppose therer is some known issue with few versions of the control and check here for more workarounds suggested and can apply in your case
http://stackoverflow.com/questions/1588026/modalpopupextender-and-commas-appearing-in-my-textbox-asp-net

http://forums.asp.net/t/1263800.aspx
http://ajaxcontroltoolkit.codeplex.com/releases/view/33804
http://loopingrecursion.com/index.php?t=modalpopupextender

But make sure u visit the stackover flow link mentioned in above post.