+ currentPage = pageInput.val(),
+ isIOS = /iPhone|iPad|iPod/.test( navigator.userAgent ),
+ isAndroid = navigator.userAgent.indexOf( 'Android' ) !== -1,
+ isIE8 = $( document.documentElement ).hasClass( 'ie8' ),
+ $document = $( document ),
+ $window = $( window ),
+ $body = $( document.body ),
+ $adminMenuWrap = $( '#adminmenuwrap' ),
+ $wpwrap = $( '#wpwrap' ),
+ $adminmenu = $( '#adminmenu' ),
+ $overlay = $( '#wp-responsive-overlay' ),
+ $toolbar = $( '#wp-toolbar' ),
+ $toolbarPopups = $toolbar.find( 'a[aria-haspopup="true"]' ),
+ $sortables = $('.meta-box-sortables'),
+ wpResponsiveActive = false,
+ $adminbar = $( '#wpadminbar' ),
+ lastScrollPosition = 0,
+ pinnedMenuTop = false,
+ pinnedMenuBottom = false,
+ menuTop = 0,
+ menuIsPinned = false,
+ height = {
+ window: $window.height(),
+ wpwrap: $wpwrap.height(),
+ adminbar: $adminbar.height(),
+ menu: $adminMenuWrap.height()
+ };
+