[css4-page] painful absolute URIs are painful

Author: Daniel Glazman

css4-page/Overview.src.html

@@ -266,14 +266,14 @@ <h2>The CSS 3 Page Model</h2>
       The current Page Model, as described in <cite>CSS3 Module: Paged Media </cite>[[!CSS3PAGE]],
       is the following one: the printable area of a page, the <dfn id="page-box">page
         box</dfn>, is made of one page box itself divided in four areas:
-      <figure><img alt="CSS 3 Paged Media's page model" src="file:///Users/glazou/Workspace/csswg/css4-page/PageBox.png"><legend>The
+      <figure><img alt="CSS 3 Paged Media's page model" src="PageBox.png"><legend>The
           CSS3 Page Model</legend></figure>
       <p></p>
       <ol>
         <li>the <dfn id="page-margin">page margin</dfn>; that area is itself
           divided into 16 <dfn id="page-margin-boxes">page-margin boxes</dfn>
           (@top-left-corner, @top-left, @top-center, etc. )
-          <figure><img alt="CSS 3 page-margin boxes" src="file:///Users/glazou/Workspace/csswg/css4-page/RightMarginBoxes.png"><legend>The
+          <figure><img alt="CSS 3 page-margin boxes" src="RightMarginBoxes.png"><legend>The
               16 page-margin boxes<br>
               (with highlight of 3 of them)<br>
             </legend></figure>