You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information. 
<?xml version="1.0"?>
<api>
  <query>
    <allimages>
      <img name="BastilleAvatar2.jpg" timestamp="2007-07-17T06:56:46Z" url="http://wiki.lah.li/images/0/0e/BastilleAvatar2.jpg" descriptionurl="http://wiki.lah.li/index.php?title=File:BastilleAvatar2.jpg" ns="6" title="File:BastilleAvatar2.jpg" />
      <img name="Bedl_omorashi.PNG" timestamp="2007-10-08T03:57:21Z" url="http://wiki.lah.li/images/4/45/Bedl_omorashi.PNG" descriptionurl="http://wiki.lah.li/index.php?title=File:Bedl_omorashi.PNG" ns="6" title="File:Bedl omorashi.PNG" />
      <img name="Black_bar.jpg" timestamp="2009-01-09T22:25:46Z" url="http://wiki.lah.li/images/f/f6/Black_bar.jpg" descriptionurl="http://wiki.lah.li/index.php?title=File:Black_bar.jpg" ns="6" title="File:Black bar.jpg" />
      <img name="Bleu_Mage_Avvy.jpg" timestamp="2009-03-23T11:17:53Z" url="http://wiki.lah.li/images/7/7b/Bleu_Mage_Avvy.jpg" descriptionurl="http://wiki.lah.li/index.php?title=File:Bleu_Mage_Avvy.jpg" ns="6" title="File:Bleu Mage Avvy.jpg" />
      <img name="Boyoyoooooon.JPG" timestamp="2007-09-29T15:15:47Z" url="http://wiki.lah.li/images/a/af/Boyoyoooooon.JPG" descriptionurl="http://wiki.lah.li/index.php?title=File:Boyoyoooooon.JPG" ns="6" title="File:Boyoyoooooon.JPG" />
      <img name="BunnyGirlExample.jpg" timestamp="2007-07-21T05:19:32Z" url="http://wiki.lah.li/images/4/48/BunnyGirlExample.jpg" descriptionurl="http://wiki.lah.li/index.php?title=File:BunnyGirlExample.jpg" ns="6" title="File:BunnyGirlExample.jpg" />
      <img name="Card_kyafutaa_sakura.jpg" timestamp="2007-10-01T22:27:42Z" url="http://wiki.lah.li/images/6/6e/Card_kyafutaa_sakura.jpg" descriptionurl="http://wiki.lah.li/index.php?title=File:Card_kyafutaa_sakura.jpg" ns="6" title="File:Card kyafutaa sakura.jpg" />
      <img name="Chika.png" timestamp="2007-10-07T15:49:58Z" url="http://wiki.lah.li/images/4/48/Chika.png" descriptionurl="http://wiki.lah.li/index.php?title=File:Chika.png" ns="6" title="File:Chika.png" />
      <img name="Cross-dressing_Example.jpg" timestamp="2008-07-16T01:18:22Z" url="http://wiki.lah.li/images/9/90/Cross-dressing_Example.jpg" descriptionurl="http://wiki.lah.li/index.php?title=File:Cross-dressing_Example.jpg" ns="6" title="File:Cross-dressing Example.jpg" />
      <img name="CuteShion.jpg" timestamp="2010-11-19T19:43:36Z" url="http://wiki.lah.li/images/0/0f/CuteShion.jpg" descriptionurl="http://wiki.lah.li/index.php?title=File:CuteShion.jpg" ns="6" title="File:CuteShion.jpg" />
    </allimages>
  </query>
  <query-continue>
    <allimages aicontinue="Daisanju.jpg" />
  </query-continue>
</api>