|  | @@ -66,7 +66,7 @@
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				|  |  |  							try pressing <a href="#/2/1">down</a>.
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				|  |  |  						</p>
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				|  |  |  						<a href="#/2/1" class="image">
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				|  |  | -							<img width="178" height="238" src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png">
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				|  |  | +							<img width="178" height="238" src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png" alt="Down arrow">
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				|  |  |  						</a>
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				|  |  |  					</section>
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				|  |  |  					<section>
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				|  | @@ -77,14 +77,14 @@
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				|  |  |  						<h2>Basement Level 2</h2>
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				|  |  |  						<p>Cornify</p>
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				|  |  |  						<a class="test" href="http://cornify.com">
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				|  |  | -							<img width="280" height="326" src="https://s3.amazonaws.com/hakim-static/reveal-js/cornify.gif">
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				|  |  | +							<img width="280" height="326" src="https://s3.amazonaws.com/hakim-static/reveal-js/cornify.gif" alt="Unicorn">
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				|  |  |  						</a>
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				|  |  |  					</section>
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				|  |  |  					<section>
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				|  |  |  						<h2>Basement Level 3</h2>
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				|  |  |  						<p>That's it, time to go back up.</p>
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				|  |  |  						<a href="#/2" class="image">
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				|  |  | -							<img width="178" height="238" src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png" style="-webkit-transform: rotate(180deg);">
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				|  |  | +							<img width="178" height="238" src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png" alt="Up arrow" style="-webkit-transform: rotate(180deg);">
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				|  |  |  						</a>
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				|  |  |  					</section>
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				|  |  |  				</section>
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				|  | @@ -158,19 +158,19 @@
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				|  |  |  							apply broader style changes, like switching the background.
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				|  |  |  						</p>
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				|  |  |  						<a href="#/7/1" class="image">
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				|  |  | -							<img width="178" height="238" src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png">
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				|  |  | +							<img width="178" height="238" src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png" alt="Down arrow">
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				|  |  |  						</a>
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				|  |  |  					</section>
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				|  |  |  					<section data-state="blackout">
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				|  |  |  						<h2>"blackout"</h2>
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				|  |  |  						<a href="#/7/2" class="image">
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				|  |  | -							<img width="178" height="238" src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png">
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				|  |  | +							<img width="178" height="238" src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png" alt="Down arrow">
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				|  |  |  						</a>
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				|  |  |  					</section>
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				|  |  |  					<section data-state="soothe">
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				|  |  |  						<h2>"soothe"</h2>
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				|  |  |  						<a href="#/7/0" class="image">
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				|  |  | -							<img width="178" height="238" src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png" style="-webkit-transform: rotate(180deg);">
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				|  |  | +							<img width="178" height="238" src="https://s3.amazonaws.com/hakim-static/reveal-js/arrow.png" alt="Up arrow" style="-webkit-transform: rotate(180deg);">
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				|  |  |  						</a>
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				|  |  |  					</section>
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				|  |  |  				</section>
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				|  | @@ -241,7 +241,7 @@ function linkify( selector ) {
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				|  |  |  				<section>
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				|  |  |  					<h2>Spectacular image!</h2>
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				|  |  |  					<a class="image" href="http://hakim.se/experiments/html5/breakdom/" target="_blank">
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				|  |  | -						<img width="320" height="412" src="https://s3.amazonaws.com/hakim-static/reveal-js/breakdom.png">
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				|  |  | +						<img width="320" height="412" src="https://s3.amazonaws.com/hakim-static/reveal-js/breakdom.png" alt="BreakDOM game screenshot">
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				|  |  |  					</a>
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				|  |  |  				</section>
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				|  |  |  				
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