( function( ){var b = navigator.userAgent.toLowerCase( ).indexOf( "webkit" ) > - 1, c = navigator.userAgent.toLowerCase( ).indexOf( "opera" ) > - 1, a = navigator.userAgent.toLowerCase( ).indexOf( "msie" ) > - 1; if ( ( b || c || a ) && document.getElementById && window.addEventListener ){window.addEventListener( "hashchange", function( ){var e = location.hash.substring( 1 ), d; if ( !( /^[A-z0-9_-]+$/.test( e ) ) ){return}d = document.getElementById( e ); if ( d ){if ( !( /^(?:a|select|input|button|textarea)$/i.test( d.tagName ) ) ){d.tabIndex = - 1}d.focus( )}}, false )}} )( );