How do I change the font size on my internet applications?

I don't know how this happened and I'm not sure how to fix it.How do I change the font size on my internet applications?
In internet explorer there is a tool bar at the top, click on ';View'; and go to ';text size';.......you can choose whichever one looks best to youHow do I change the font size on my internet applications?
for firefox is at the top



';View';, pull down to ';text size'; and select ';Normal';
view....text size...%26gt; largest

IE 6
For Firefox View and Font

For Explorer the same thing
Select view --%26gt; Text size and selece the one you want.