<p>Go to options, click the <strong><span style="color:#4e5f70"><em>show advanced options</em></span></strong> box and then go to <strong>Interface → Game Window</strong> and unmark "<strong>Show messages</strong>". You won't see the <strong><span style="color:#2ecc71">loot</span>, <span style="color:#e67e22">spells</span> n</strong>or<strong> <span style="color:#f39c12">public</span>/<span style="color:#2980b9">private</span> </strong>messages. </strong>messages on game window. I don't think there's a way to disable just the loot.</p>loot so you should be mindful that you could miss important pm's when having this configuration.</p>