--- /tmp/b      Sat Feb 16 17:31:36 2002
+++ /tmp/a      Sat Feb 16 17:31:11 2002
@@ -59,7 +59,7 @@
       my $current_color = sprintf( "%02x%02x%02x", @start_colors );

       # Create the <font> tag with the character and color.
-      $rainbow .= '<font color="#' . $current_color .'">' . $_ . '</f
+ont>';
+      $rainbow .= '<font style="color: #' . $current_color .'">' . $_
+ . '</font
>';
     }

     # Step through the colors.
[download]

You could also s/font/span/gm;

--
perl -pe "s/\b;([st])/'\1/mg"