Populate ASP.NET textbox from combobox selected index change

I am very new to ASP.NET.I have a an ASP.NET page with an AJAX Combobox and a TextBox. The combobox populates from a database and has value of ID and displays Name. The textbox should display Address....

asp.net – C# – jquery – looking for a better and usage solut

i have a little problem about using jquery…(i reeally do not know jquery but i forced to use it) i am using vs 2008 – asp.net web app with c# also i am using telerik controls in my pages also...