Install safari ad block extension
to install ad block extension ...
Open Safari. Click on the Safari menu at the top of the screen while Safari is open. Select the "safari extensions" item from the Safari drop down menu. Navigate to the adblock extension and click install.
Alternatively select the "safari preference" item from the Safari drop down menu. From within safari preferences select "extensions." Navigate to the adblock extension and click install.
Do not forget to contribute some token $ amount to help support the adblock effort.