Clarified that a few font-relative things were 'computed'.

Author: tabatkins

css3-values/Overview.src.html

@@ -546,8 +546,8 @@ <h4 id="font-relative-lengths">
 	the font-relative lengths refer to the computed font metrics of the
 	element on which they are used.
 	The exception is when they occur in the value of the 'font-size' property 
-	itself, in which case they refer to the font metrics of the parent element 
-	(or the font metrics corresponding to the initial values of the 'font'
+	itself, in which case they refer to the computed font metrics of the parent element 
+	(or the computed font metrics corresponding to the initial values of the 'font'
 	property, if the element has no parent).
 
 	<dl>
@@ -563,7 +563,7 @@ <h4 id="font-relative-lengths">
 			other hand:
 			<pre>h1 { font-size: 1.2em }</pre>
 			<p>means that the font size of <code>h1</code> elements will be 20%
-			greater than the font size inherited by <code>h1</code> elements.</p>
+			greater than the computed font size inherited by <code>h1</code> elements.</p>
 		</div>
 
 		<dt><dfn title="ex">ex unit</dfn>