how to create new window in response.write fn in c#

Response.Write("<script language=javascript>window.open('./image/"+btn.CommandArgument+"','win','toolbar=0,location=0,directories=0,status=1, menubar=1,scrollbars=1,resizable=1,"+"width=600,height=600');</script>");


we can useany url in the part of(./image/"+btn.CommandArgument+")