/// <summary>
/// Returns the next site and adds the current site to the
/// previous sites stack.
/// </summary>
/// <param name="currentSite">The current site of the browser</param>
/// <returns>Last visited site before pressing "Previous"</returns>
public string ReturnNextSite(string currentSite)
{
string nextSite = NextSites.Pop();
PreviousSites.Push(currentSite);
return(nextSite);
}
/// <summary>
/// Add a site to the URL list as well as the previous sites stack.
/// </summary>
/// <param name="url">Site to be added</param>
public void AddNewSite(string url)
{
AddSiteToList(url);
PreviousSites.Push(url);
}
