add todo

Author: sadym-chromium

index.html

@@ -8376,7 +8376,8 @@ <h3>Processing actions</h3>
     </li>
    </ol>
   <li>Return (<var>offsetLeft</var>, <var>offsetTop</var>).</li>
-  <span class=issue>The algo does not respect transforms</span>
+  <span class=issue>TODO: clarify if the algo respect transforms?</span>
+  <span class=issue>TODO: respect iframe's viewport's intersections</span>
 </ol>
 
 <p>To <dfn>get coordinates relative to an origin</dfn>