diff --git a/theme/XHTML_CSS_UH/footer.html b/theme/XHTML_CSS_UH/footer.html
index 8dc48f963fe..2a1ecf54dfa 100644
--- a/theme/XHTML_CSS_UH/footer.html
+++ b/theme/XHTML_CSS_UH/footer.html
@@ -5,11 +5,11 @@
 <p class="logininfo"><?php echo $loggedinas ?></p>
 <p class="homelink"><?php echo $homelink ?></p>
 <p>
-<a href="http://validator.w3.org/check?verbose=1&amp;ss=1&amp;uri=<?php echo urlencode(qualified_me()) ?>"><img src="<?php echo "$CFG->wwwroot/theme/$CFG->theme" ?>/xhtml_1_0.gif" /></a> 
-<a href="http://jigsaw.w3.org/css-validator/validator?uri=<?php echo urlencode(qualified_me()) ?>&warning=1&profile=css2&usermedium=all"><img src="<?php echo "$CFG->wwwroot/theme/$CFG->theme" ?>/css.gif" /></a> 
-<a href="http://www.contentquality.com/mynewtester/cynthia.exe?rptmode=-1&amp;url1=<?php echo urlencode(qualified_me()) ?>"><img src="<?php echo "$CFG->wwwroot/theme/$CFG->theme" ?>/section_508.gif" /></a>
+<a href="http://validator.w3.org/check?verbose=1&amp;ss=1&amp;uri=<?php echo urlencode(qualified_me()) ?>"><img src="<?php echo "$CFG->wwwroot/theme/$CFG->theme" ?>/xhtml_1_0.gif" alt="XHTML Validator" /></a> 
+<a href="http://jigsaw.w3.org/css-validator/validator?uri=<?php echo urlencode(qualified_me()) ?>&amp;warning=1&amp;profile=css2&amp;usermedium=all"><img src="<?php echo "$CFG->wwwroot/theme/$CFG->theme" ?>/css.gif" alt="CSS Validator" /></a> 
+<a href="http://www.contentquality.com/mynewtester/cynthia.exe?rptmode=-1&amp;url1=<?php echo urlencode(qualified_me()) ?>"><img src="<?php echo "$CFG->wwwroot/theme/$CFG->theme" ?>/section_508.gif" alt="Section 508 Validator" /></a>
 </p>
 </div>
 </div>
 </body>
-</html>
\ No newline at end of file
+</html>
diff --git a/theme/XHTML_CSS_UH/styles_layout.css b/theme/XHTML_CSS_UH/styles_layout.css
index 0f1e51a8c20..42feedf30fb 100644
--- a/theme/XHTML_CSS_UH/styles_layout.css
+++ b/theme/XHTML_CSS_UH/styles_layout.css
@@ -50,7 +50,7 @@ input {
     height:50px;
 }
 #header-home {
-    padding:0:5em 0.5em;
+    padding:0.5em 0.5em;
     height:2em;
 }
 
@@ -759,4 +759,4 @@ TABLE.formtable TD {
 .topicsoutlinecontenthighlight span,
 .topicsoutlinecontenthidden span {
     padding:1em 0em;
-}
\ No newline at end of file
+}