If you type three or more dashes on a line by themselves, Word will
convert them into a horizontal line running from margin to margin. If
this isn't the behavior you were looking for, you can remove the line
by using Format | Borders and Shading, going to the Borders tab, and
clicking on None.
If you are working in Excel and would like a quick way to enter the date
and time, try these shortcuts... To enter the time, CTRL : (Colon) To
enter the date, CTRL ; (Semi-Colon)