Index: src/wp-admin/css/nav-menus.css
===================================================================
--- src/wp-admin/css/nav-menus.css	(revision 30693)
+++ src/wp-admin/css/nav-menus.css	(working copy)
@@ -527,7 +527,7 @@
 	margin-top: 13px;
 }
 
-/* WARNING: The factor of 30px is hardcoded into the nav-menus javascript. */
+/* WARNING: The factor of 30px is hardcoded into the nav-menus JavaScript. */
 .menu-item-depth-0 { margin-left: 0px; }
 .menu-item-depth-1 { margin-left: 30px; }
 .menu-item-depth-2 { margin-left: 60px; }
Index: src/wp-admin/custom-header.php
===================================================================
--- src/wp-admin/custom-header.php	(revision 30693)
+++ src/wp-admin/custom-header.php	(working copy)
@@ -362,7 +362,7 @@
 	}
 
 	/**
-	 * Execute Javascript depending on step.
+	 * Execute JavaScript depending on step.
 	 *
 	 * @since 2.1.0
 	 */
@@ -375,7 +375,7 @@
 	}
 
 	/**
-	 * Display Javascript based on Step 1 and 3.
+	 * Display JavaScript based on Step 1 and 3.
 	 *
 	 * @since 2.6.0
 	 */
@@ -439,7 +439,7 @@
 	}
 
 	/**
-	 * Display Javascript based on Step 2.
+	 * Display JavaScript based on Step 2.
 	 *
 	 * @since 2.6.0
 	 */
Index: src/wp-admin/customize.php
===================================================================
--- src/wp-admin/customize.php	(revision 30693)
+++ src/wp-admin/customize.php	(working copy)
@@ -232,7 +232,7 @@
 		'customize-login' => 1
 	), wp_login_url() );
 
-	// Prepare Customizer settings to pass to Javascript.
+	// Prepare Customizer settings to pass to JavaScript.
 	$settings = array(
 		'theme'    => array(
 			'stylesheet' => $wp_customize->get_stylesheet(),
@@ -265,7 +265,7 @@
 		'documentTitleTmpl' => $document_title_tmpl,
 	);
 
-	// Prepare Customize Setting objects to pass to Javascript.
+	// Prepare Customize Setting objects to pass to JavaScript.
 	foreach ( $wp_customize->settings() as $id => $setting ) {
 		$settings['settings'][ $id ] = array(
 			'value'     => $setting->js_value(),
Index: src/wp-admin/includes/deprecated.php
===================================================================
--- src/wp-admin/includes/deprecated.php	(revision 30693)
+++ src/wp-admin/includes/deprecated.php	(working copy)
@@ -208,7 +208,7 @@
 }
 
 /**
- * Adds Javascript required to make CodePress work on the theme/plugin editors.
+ * Adds JavaScript required to make CodePress work on the theme/plugin editors.
  *
  * @since 2.8.0
  * @deprecated 3.0.0
Index: src/wp-admin/includes/revision.php
===================================================================
--- src/wp-admin/includes/revision.php	(revision 30693)
+++ src/wp-admin/includes/revision.php	(working copy)
@@ -282,7 +282,7 @@
 }
 
 /**
- * Print Javascript templates required for the revisions experience.
+ * Print JavaScript templates required for the revisions experience.
  *
  * @since 4.1.0
  *
Index: src/wp-admin/includes/template.php
===================================================================
--- src/wp-admin/includes/template.php	(revision 30693)
+++ src/wp-admin/includes/template.php	(working copy)
@@ -1608,7 +1608,7 @@
 function iframe_footer() {
 	/*
 	 * We're going to hide any footer output on iFrame pages,
-	 * but run the hooks anyway since they output Javascript
+	 * but run the hooks anyway since they output JavaScript
 	 * or other needed content.
 	 */
 	 ?>
@@ -1949,7 +1949,7 @@
 	}
 
 	/**
-	 * Print the pointer javascript data.
+	 * Print the pointer JavaScript data.
 	 *
 	 * @since 3.3.0
 	 *
Index: src/wp-includes/class-wp-customize-manager.php
===================================================================
--- src/wp-includes/class-wp-customize-manager.php	(revision 30693)
+++ src/wp-includes/class-wp-customize-manager.php	(working copy)
@@ -419,7 +419,7 @@
 	}
 
 	/**
-	 * Print javascript settings.
+	 * Print JavaScript settings.
 	 *
 	 * @since 3.4.0
 	 */
@@ -492,7 +492,7 @@
 	}
 
 	/**
-	 * Print javascript settings for preview frame.
+	 * Print JavaScript settings for preview frame.
 	 *
 	 * @since 3.4.0
 	 */
Index: src/wp-includes/class-wp-customize-widgets.php
===================================================================
--- src/wp-includes/class-wp-customize-widgets.php	(revision 30693)
+++ src/wp-includes/class-wp-customize-widgets.php	(working copy)
@@ -1041,7 +1041,7 @@
 	 */
 	public function export_preview_data() {
 
-		// Prepare Customizer settings to pass to Javascript.
+		// Prepare Customizer settings to pass to JavaScript.
 		$settings = array(
 			'renderedSidebars'   => array_fill_keys( array_unique( $this->rendered_sidebars ), true ),
 			'renderedWidgets'    => array_fill_keys( array_keys( $this->rendered_widgets ), true ),
Index: src/wp-includes/class-wp-editor.php
===================================================================
--- src/wp-includes/class-wp-editor.php	(revision 30693)
+++ src/wp-includes/class-wp-editor.php	(working copy)
@@ -759,7 +759,7 @@
 	 * Can be used directly (_WP_Editors::wp_mce_translation()) by passing the same locale as set in the TinyMCE init object.
 	 *
 	 * @param string $mce_locale The locale used for the editor.
-	 * @param bool $json_only optional Whether to include the Javascript calls to tinymce.addI18n() and tinymce.ScriptLoader.markDone().
+	 * @param bool $json_only optional Whether to include the JavaScript calls to tinymce.addI18n() and tinymce.ScriptLoader.markDone().
 	 * @return string Translation object, JSON encoded.
 	 */
 	public static function wp_mce_translation( $mce_locale = '', $json_only = false ) {
Index: src/wp-includes/comment-template.php
===================================================================
--- src/wp-includes/comment-template.php	(revision 30693)
+++ src/wp-includes/comment-template.php	(working copy)
@@ -1610,7 +1610,7 @@
 /**
  * Display text based on comment reply status.
  *
- * Only affects users with Javascript disabled.
+ * Only affects users with JavaScript disabled.
  *
  * @since 2.7.0
  *
Index: src/wp-includes/deprecated.php
===================================================================
--- src/wp-includes/deprecated.php	(revision 30693)
+++ src/wp-includes/deprecated.php	(working copy)
@@ -2501,7 +2501,7 @@
 }
 
 /**
- * Fixes javascript bugs in browsers.
+ * Fixes JavaScript bugs in browsers.
  *
  * Converts unicode characters to HTML numbered entities.
  *
@@ -2515,7 +2515,7 @@
  */
 function funky_javascript_fix($text) {
 	_deprecated_function( __FUNCTION__, '3.0' );
-	// Fixes for browsers' javascript bugs
+	// Fixes for browsers' JavaScript bugs.
 	global $is_macIE, $is_winIE;
 
 	if ( $is_winIE || $is_macIE )
Index: src/wp-includes/js/shortcode.js
===================================================================
--- src/wp-includes/js/shortcode.js	(revision 30693)
+++ src/wp-includes/js/shortcode.js	(working copy)
@@ -1,4 +1,4 @@
-// Utility functions for parsing and handling shortcodes in Javascript.
+// Utility functions for parsing and handling shortcodes in JavaScript.
 
 // Ensure the global `wp` object exists.
 window.wp = window.wp || {};
Index: src/wp-includes/post-template.php
===================================================================
--- src/wp-includes/post-template.php	(revision 30693)
+++ src/wp-includes/post-template.php	(working copy)
@@ -290,14 +290,14 @@
 		}
 	}
 
-	if ( $preview ) // preview fix for javascript bug with foreign languages
+	if ( $preview ) // Preview fix for JavaScript bug with foreign languages.
 		$output =	preg_replace_callback( '/\%u([0-9A-F]{4})/', '_convert_urlencoded_to_entities', $output );
 
 	return $output;
 }
 
 /**
- * Preview fix for javascript bug with foreign languages
+ * Preview fix for JavaScript bug with foreign languages.
  *
  * @since 3.1.0
  * @access private