My HTML code
----------

How to click checkbox if 5000555 is in web page. Find on lines after image

Add caption

 fav_acc_number = '5000555'

 # Check existing acc

 for i in range (20):

    selector = 'table.tabtrans tr:nth-of-type(%s) > td:nth-of-type(4)' % i

        if self.is_text_visible(fav_acc_number, selector):

            i -= 1

            self.click('//input[@value="%s"]' % i)

            break