nl_tokens: / * Load Javascript
pl_tokens: function loadScript ( uri , callback ) { var elem = document . createElement ( "script" ) ; elem . charset = "utf-8" ; elem . src = uri ; elem . onreadystatechange = elem . onload = function ( ) { if ( ! this . readyState || readyStateValue [ this . readyState ] ) { elem . onreadystatechange = elem . onload = null ; if ( typeof callback === "function" ) { callback ( ) ; } } } ; elem . onerror = function ( ) { if ( console && typeof console . error == "function" ) console . <mask> ( "Cannot load script " + uri ) ; callback && callback ( "Cannot load script " + uri ) ; } if ( qx . $$loader . isLoadParallel ) { elem . async = null ; } var head = document . getElementsByTagName ( "head" ) [ 0 ] ; head . appendChild ( elem ) ; }