If a user enters, for example, a non-numeric character in a numeric-only field, the program would put up a clue box near the point of the offending entry, yet without obscuring it.

• 如果用户在纯数字字段中输入一个非数字字符，程序会在犯规输入的位置附近显示一个暗示框，但不会遮盖或者模糊掉所输入的数据。