Index: src/wp-admin/css/media.css
===================================================================
--- src/wp-admin/css/media.css	(revision 27395)
+++ src/wp-admin/css/media.css	(working copy)
@@ -233,41 +233,37 @@
 ------------------------------------------------------------------------------*/
 
 .find-box {
+	background-color: #fff;
 	width: 600px;
-	height: 300px;
 	overflow: hidden;
-	padding: 33px 0 51px;
-	position: absolute;
-	z-index: 1000;
-	background-color: #444;
+	margin-left: -300px;
+	position: fixed;
+	top: 30px;
+	left: 50%;
+	z-index: 160000;
 }
 
 .find-box-head {
 	cursor: move;
-	color: #eee;
+	background: #fcfcfc;
+	border-bottom: 1px solid #dfdfdf;
+	height: 40px;
+	font-size: 22px;
 	font-weight: 600;
-	height: 2em;
-	line-height: 2em;
-	padding: 1px 12px;
-	position: absolute;
-	top: 5px;
-	width: 100%;
+	line-height: 40px;
+	padding: 0 40px 0 16px;
 }
 
 .find-box-inside {
 	overflow: auto;
-	padding: 6px;
-	height: 100%;
+	padding: 16px;
 	background-color: #fff;
+	max-height: 300px;
+	overflow-y: scroll;
 }
 
-.find-box-search,
-.find-box-buttons {
-	overflow: hidden;
-	padding: 8px;
-	position: relative;
-	background-color: #f7f7f7;
-	border-top: 1px solid #dfdfdf;
+.find-box-search {
+	padding-bottom: 16px;
 }
 
 .find-box-search .spinner {
@@ -277,29 +273,49 @@
 	top: 9px;
 }
 
-#find-posts-input {
+#find-posts-input,
+#find-posts-search {
 	float: left;
+}
+
+#find-posts-input {
 	width: 140px;
-	height: 24px;
+	height: 28px;
+	margin: 0 4px 0 0;
 }
 
-#find-posts-search {
-	float: left;
-	margin: 1px 4px 0 3px;
+.found-radio {
+	width: 16px;
 }
 
-#find-posts-response {
-	margin: 8px 0;
-	padding: 0 1px 6px;
+#find-posts-close {
+	width: 40px;
+	height: 40px;
+	position: absolute;
+	top: 0;
+	right: 0;
+	cursor: pointer;
+	text-align: center;
+	color: #666;
 }
 
-#find-posts-response table {
-	width: 100%;
+#find-posts-close:hover {
+	color: #2ea2cc;
 }
 
-#find-posts-response .found-radio {
-	padding: 3px 0 0 8px;
-	width: 15px;
+#find-posts-close:before {
+	font: normal 20px/40px 'dashicons';
+	vertical-align: top;
+	speak: none;
+	-webkit-font-smoothing: antialiased;
+	-moz-osx-font-smoothing: grayscale;
+	content: '\f158';
+}
+
+.find-box-buttons {
+	padding: 6px 16px;
+	background: #fcfcfc;
+	border-top: 1px solid #dfdfdf;
 }
 
 .find-box #resize-se {
@@ -309,12 +325,14 @@
 }
 
 .ui-find-overlay {
-	position: absolute;
+	position: fixed;
 	top: 0;
 	left: 0;
-	background-color: #000;
-	opacity: 0.6;
-	filter: alpha(opacity=60);
+	right: 0;
+	bottom: 0;
+	background: #000;
+	opacity: 0.7;
+	z-index: 159900;
 }
 
 ul#dismissed-updates {
Index: src/wp-admin/includes/ajax-actions.php
===================================================================
--- src/wp-admin/includes/ajax-actions.php	(revision 27395)
+++ src/wp-admin/includes/ajax-actions.php	(working copy)
@@ -1431,8 +1431,10 @@
 		wp_die( __('No items found.') );
 
 	$html = '<table class="widefat"><thead><tr><th class="found-radio"><br /></th><th>'.__('Title').'</th><th class="no-break">'.__('Type').'</th><th class="no-break">'.__('Date').'</th><th class="no-break">'.__('Status').'</th></tr></thead><tbody>';
+	$alt = '';
 	foreach ( $posts as $post ) {
 		$title = trim( $post->post_title ) ? $post->post_title : __( '(no title)' );
+		$alt = ( 'alternate' == $alt ) ? '' : 'alternate';
 
 		switch ( $post->post_status ) {
 			case 'publish' :
@@ -1457,7 +1459,7 @@
 			$time = mysql2date(__('Y/m/d'), $post->post_date);
 		}
 
-		$html .= '<tr class="found-posts"><td class="found-radio"><input type="radio" id="found-'.$post->ID.'" name="found_post_id" value="' . esc_attr($post->ID) . '"></td>';
+		$html .= '<tr class="' . trim( 'found-posts ' . $alt ) . '"><td class="found-radio"><input type="radio" id="found-'.$post->ID.'" name="found_post_id" value="' . esc_attr($post->ID) . '"></td>';
 		$html .= '<td><label for="found-'.$post->ID.'">' . esc_html( $title ) . '</label></td><td class="no-break">' . esc_html( $post_types[$post->post_type]->labels->singular_name ) . '</td><td class="no-break">'.esc_html( $time ) . '</td><td class="no-break">' . esc_html( $stat ). ' </td></tr>' . "\n\n";
 	}
 
Index: src/wp-admin/includes/template.php
===================================================================
--- src/wp-admin/includes/template.php	(revision 27395)
+++ src/wp-admin/includes/template.php	(working copy)
@@ -1376,26 +1376,29 @@
  */
 function find_posts_div($found_action = '') {
 ?>
-	<div id="find-posts" class="find-box" style="display:none;">
-		<div id="find-posts-head" class="find-box-head"><?php _e('Find Posts or Pages'); ?></div>
+	<div id="find-posts" class="find-box" style="display: none;">
+		<div id="find-posts-head" class="find-box-head">
+			<?php _e( 'Find Posts or Pages' ); ?>
+			<div id="find-posts-close"></div>
+		</div>
 		<div class="find-box-inside">
 			<div class="find-box-search">
 				<?php if ( $found_action ) { ?>
 					<input type="hidden" name="found_action" value="<?php echo esc_attr($found_action); ?>" />
 				<?php } ?>
-
 				<input type="hidden" name="affected" id="affected" value="" />
 				<?php wp_nonce_field( 'find-posts', '_ajax_nonce', false ); ?>
 				<label class="screen-reader-text" for="find-posts-input"><?php _e( 'Search' ); ?></label>
 				<input type="text" id="find-posts-input" name="ps" value="" />
 				<span class="spinner"></span>
 				<input type="button" id="find-posts-search" value="<?php esc_attr_e( 'Search' ); ?>" class="button" />
+				<div class="clear"></div>
 			</div>
 			<div id="find-posts-response"></div>
 		</div>
 		<div class="find-box-buttons">
-			<input id="find-posts-close" type="button" class="button alignleft" value="<?php esc_attr_e('Close'); ?>" />
 			<?php submit_button( __( 'Select' ), 'button-primary alignright', 'find-posts-submit', false ); ?>
+			<div class="clear"></div>
 		</div>
 	</div>
 <?php
Index: src/wp-admin/js/media.js
===================================================================
--- src/wp-admin/js/media.js	(revision 27395)
+++ src/wp-admin/js/media.js	(working copy)
@@ -19,7 +19,11 @@
 			}
 			$('#find-posts').show().draggable({
 				handle: '#find-posts-head'
-			}).css({'top':st + 50 + 'px','left':'50%','marginLeft':'-328px'});
+			});
+			
+			$('.find-box-inside').css({
+				'max-height': $( window ).height() - ( ( 30 + 40 + 1 + 16 ) * 2 ) + 'px'
+			});
 
 			$('#find-posts-input').focus().keyup(function(e){
 				if (e.which == 27) { findPosts.close(); } // close on Escape
@@ -38,9 +42,7 @@
 		},
 
 		overlay : function() {
-			$( '.ui-find-overlay' ).css(
-				{ 'z-index': '999', 'width': $( document ).width() + 'px', 'height': $( document ).height() + 'px' }
-			).on('click', function () {
+			$( '.ui-find-overlay' ).on( 'click', function () {
 				findPosts.close();
 			});
 		},
@@ -120,6 +122,8 @@
 		});
 	});
 	$(window).resize(function() {
-		findPosts.overlay();
+		$('.find-box-inside').css({
+			'max-height': $( window ).height() - ( ( 30 + 40 + 1 + 16 ) * 2 ) + 'px'
+		});
 	});
 })(jQuery);
Index: src/wp-admin/upload.php
===================================================================
--- src/wp-admin/upload.php	(revision 27395)
+++ src/wp-admin/upload.php	(working copy)
@@ -145,6 +145,8 @@
 wp_enqueue_script( 'jquery-ui-draggable' );
 wp_enqueue_script( 'media' );
 
+add_action( 'admin_print_footer_scripts', 'find_posts_div' );
+
 add_screen_option( 'per_page', array('label' => _x( 'Media items', 'items per page (screen options)' )) );
 
 get_current_screen()->add_help_tab( array(
@@ -238,12 +240,10 @@
 
 <?php $wp_list_table->display(); ?>
 
-<div id="ajax-response"></div>
-<?php find_posts_div(); ?>
-<br class="clear" />
-
 </form>
 </div>
 
+<div id="ajax-response"></div>
+
 <?php
 include( ABSPATH . 'wp-admin/admin-footer.php' );