populate dropdown on client side

check this

http://www.aspsnippets.com/Articles/Populate-Bind-DropDownList-using-JavaScript-and-ASP.Net-AJAX.aspx

i has already tried using webservice & ajax

but wa giving me errors

so discountinued

well if you need to learn something its not easy. As a developer 99% times there will be errors, so you cannot run away from them you need to face them

ya u r right

but here the function is defined as static

and i am populating dropdown frm databse

i have sql connection string

and using above method i get error as function is static but connection string conn canot be used

Paste the code your are using using Code Button and select C# from dropdown