39. The method of claim 38 wherein the display time for the blank element is a first amount if the number of words in the first sentence is less than or equal to a first predetermined number and the display time for the blank element is at least a second amount if the number of words in the first sentence is greater than the first predetermined number, the second amount being greater than the first amount.
39. The method of claim 38 wherein the display time for the blank element is a first amount if the number of words in the first sentence is less than or equal to a first predetermined number and the display time for the blank element is at least a second amount if the number of words in the first sentence is greater than the first predetermined number, the second amount being greater than the first amount. 40. The method of claim 39 wherein the display time for the blank element is at least a third amount if the number of words is greater than a second predetermined number, the third amount being greater than the second amount and the second predetermined number being greater than the first predetermined number.