diff --git a/css/suitcase.css b/css/suitcase.css
index 6bf8f60..b4d3396 100644
--- a/css/suitcase.css
+++ b/css/suitcase.css
@@ -109,6 +109,23 @@ a > .fa { margin-right: 10px; }
     background: #333333;
 }
 
+/* External Links */
+
+#section-content a.external:after {
+    content: '\f08e';
+    font-family: 'FontAwesome';
+    font-size: 0.75em;
+    display: inline-block;
+    margin-left: 4px;
+    vertical-align: text-top;
+}
+
+#section-content .pane-menu-menu-social a.external:after,
+#section-content .view-resources a.external:after,
+#section-content .biblio-entry a.external:after {
+    content: '';
+}
+
 /* --------------------- */
 /* Lists */
 
diff --git a/js/suitcase_external_links.js b/js/suitcase_external_links.js
new file mode 100644
index 0000000..56e556e
--- /dev/null
+++ b/js/suitcase_external_links.js
@@ -0,0 +1,15 @@
+/**
+ * Function for adding a class to external links
+ * so they can be styled.
+ */
+
+(function ($) {
+
+	$(document).ready(function() {
+
+		$('a').filter(function() {
+			return this.hostname && this.hostname !== location.hostname;
+		}).not('a:has(img)').addClass('external');
+	});
+
+})(jQuery);
diff --git a/suitcase_interim.info b/suitcase_interim.info
index bedb9d5..ada37c3 100644
--- a/suitcase_interim.info
+++ b/suitcase_interim.info
@@ -90,6 +90,7 @@ settings[alpha_libraries][suitcase_jquery_smart_menu] = 'suitcase_jquery_smart_m
 settings[alpha_libraries][suitcase_smart_menu_init] = 'suitcase_smart_menu_init'
 settings[alpha_libraries][suitcase_image_floats] = 'suitcase_image_floats'
 settings[alpha_libraries][suitcase_responsive_tables] = 'suitcase_responsive_tables'
+settings[alpha_libraries][suitcase_external_links] = 'suitcase_external_links'
 settings[alpha_css][alpha-reset.css] = 'alpha-reset.css'
 settings[alpha_css][alpha-mobile.css] = 'alpha-mobile.css'
 settings[alpha_css][alpha-alpha.css] = 'alpha-alpha.css'
@@ -417,3 +418,7 @@ libraries[suitcase_responsive_tables][name] = 'Suitcase Responsive Tables'
 libraries[suitcase_responsive_tables][description] = 'Support for table display on mobile devices'
 libraries[suitcase_responsive_tables][js][0][file] = 'suitcase_responsive_tables.js'
 libraries[suitcase_responsive_tables][js][0][options][weight] = '30'
+libraries[suitcase_external_links][name] = 'Suitcase External Links'
+libraries[suitcase_external_links][description] = 'Add a class to style external links'
+libraries[suitcase_external_links][js][0][file] = 'suitcase_external_links.js'
+libraries[suitcase_external_links][js][0][options][weight] = '30'