public bool Execute(string username, string password, string email)
{
var mainPage = new MainPage(_browser);
var loginPage = new LogonPage(_browser);
var registerPage = new RegisterPage(_browser);
_browser.Go(mainPage.Url);
mainPage.LogOnLink().Click();
loginPage.RegisterLink().Click();
registerPage.Username().SendKeys(username);
registerPage.Password().SendKeys(password);
registerPage.Email().SendKeys(email);
registerPage.ConfirmPassword().SendKeys(password);
registerPage.RegisterBtn().Click();
return mainPage.LogonDisplay().Text.Contains("Welcome "+username);
}