code: public void waitForElementToBeVisible(final By by, final int maximumSeconds) {
  		WebDriverWait wait = new WebDriverWait(driver, maximumSeconds);
  		wait.until(ExpectedConditions.visibilityOfElementLocated(by));
  	}
docs: Waits until a WebElement will be displayed into the page.
  
  @param by
  the method of identifying the element
  @param maximumSeconds
  the maximum number of seconds to wait