// static variable
static
string prevPage =
String.Empty;
protected
void Page_Load(object
sender, EventArgs e)
{
if( !IsPostBack )
{
prevPage =
Request.UrlReferrer.ToString();
}
}
protected
void Button1_Click(object
sender, EventArgs e)
{
Response.Redirect(prevPage);
}
protected
void Page_Load(object
sender, EventArgs e)
{
if( !IsPostBack )
{
ViewState["RefUrl"]
= Request.UrlReferrer.ToString();
}
}
protected
void Button3_Click(object
sender, EventArgs e)
{
object refUrl = ViewState["RefUrl"];
if (refUrl !=
null)
Response.Redirect((string)refUrl);
}