Index: sites/trunk/wordpress.tv/public_html/wp-content/themes/wptv2/header.php
===================================================================
--- sites/trunk/wordpress.tv/public_html/wp-content/themes/wptv2/header.php	(revision 2194)
+++ sites/trunk/wordpress.tv/public_html/wp-content/themes/wptv2/header.php	(working copy)
@@ -34,7 +34,9 @@
 			<h1><a rel="home" href="<?php echo $wptv->home_url( '/' ); ?>"><img src="<?php echo get_template_directory_uri(); ?>/i/wptv-2x.png" alt="<?php echo esc_attr( get_bloginfo( 'name' ) ); ?>" height="40" width="210" /></a></h1>
 
 			<form id="searchform" name="searchform" method="get" action="<?php echo $wptv->home_url( '/' ); ?>">
+				<label for="searchbox" class="screen-reader-text"><?php esc_attr_e( 'Search WordPress.tv', 'wptv' ); ?></label>
 				<input type="search" placeholder="<?php esc_attr_e( 'Search WordPress.tv', 'wptv' ); ?>" id="searchbox" name="s" value="<?php the_search_query(); ?>"  />
+				<input type="submit" value="<?php esc_attr_e( 'Search', 'wptv' ); ?>" />
 			</form>
 
 			<div id="menu">
Index: sites/trunk/wordpress.tv/public_html/wp-content/themes/wptv2/style.css
===================================================================
--- sites/trunk/wordpress.tv/public_html/wp-content/themes/wptv2/style.css	(revision 2194)
+++ sites/trunk/wordpress.tv/public_html/wp-content/themes/wptv2/style.css	(working copy)
@@ -123,6 +123,16 @@
 	clear: both;
 }
 
+.screen-reader-text {
+	clip: rect(1px, 1px, 1px, 1px);
+	height: 1px;
+	overflow: hidden;
+	position: absolute !important;
+	width: 1px;
+	/* many screen reader and browser combinations announce broken words as they would appear visually */
+	word-wrap: normal !important;
+}
+
 a, a:link, a:visited {
 	color: #21759b;
 	text-decoration: none;
@@ -301,10 +311,17 @@
 	width: 130px;
 }
 
-#searchform #searchbox {
+#searchform #searchbox,
+#searchform input[type=submit] {
 	margin-top: 15px;
 }
 
+#searchform #searchbox:focus {
+	border-color: #5b9dd9;
+	-webkit-box-shadow: 0 0 2px rgba( 30, 140, 190, 0.8 );
+	box-shadow: 0 0 2px rgba( 30, 140, 190, 0.8 );
+}
+
 input[type=submit], button, .button {
 	text-decoration: none;
 	-moz-border-radius: 5px;