Patch for the Drupal fancyBox module (verrsion 7.x-2.0-beta6) to remove the jQuery version checking (assumes that your theme provides version 1.7+).

fancybox_jquery.patch

diff --git a/fancybox.admin.inc b/fancybox.admin.inc
index 8ba8a31..d95ddc3 100644
--- a/fancybox.admin.inc
+++ b/fancybox.admin.inc
@@ -44,12 +44,6 @@ function fancybox_admin_settings_form($form, &$form_state) {
 
   $jquery = drupal_get_library('system', 'jquery');
 
-  if (version_compare($jquery['version'], '1.7', '<')) {
-    drupal_set_message(t('fancyBox requires jQuery 1.7 or higher. Please !configure to use a higher jQuery version.', array('!configure' => l(t('configure jQuery Update'), 'admin/config/development/jquery_update'))), 'error');
-
-    return;
-  }
-
   $form['settings'] = array(
     '#type' => 'fieldset',
     '#title' => t('Settings'),
diff --git a/fancybox.info b/fancybox.info
index d6726e7..75edd82 100644
--- a/fancybox.info
+++ b/fancybox.info
@@ -5,7 +5,6 @@ package = User interface
 configure = admin/config/user-interface/fancybox
 dependencies[] = image
 dependencies[] = libraries
-dependencies[] = jquery_update
 
 ; Information added by Drupal.org packaging script on 2015-04-01
 version = "7.x-2.0-beta6"

Thanks for the patch. Worked a treat!