Avoiding WaitForPageLoad

public bool WaitForBrowserStability(int maxWait)
{
    bool retValue = false;
    DateTime dtStart = DateTime.Now;
    do
    {
        System.Threading.Thread.Sleep(sleepTime);
        if (IsBrowserLoaded())
        {
            retValue = true;
            break;
        }
    } while (((TimeSpan)DateTime.Now.Subtract(dtStart)).TotalMilliseconds < maxWait);
    return retValue;
}
public bool IsBrowserLoaded()
{
    try
    {
        return ("true" == _selObj.GetEval("((\"complete\" == selenium.browserbot.getCurrentWindow().document.readyState) && (null == selenium.browserbot.getCurrentWindow().event))"));
    }
    catch (SeleniumException selExc)
    {
        Log.Warn(DateTime.Now.ToString() + " : Selenium error encountered. " + selExc.Message);
        _selObj.SelectWindow("");
        return false;
    }
    catch (Exception exc)
    {
        throw exc;
    }
}