1 var Hook = {

     2   hooks: [],

     3  

     4   register: function ( name, callback ) {

     5     if( 'undefined' == typeof( Hook.hooks[name] ) )

     6       Hook.hooks[name] = []

     7     Hook.hooks[name].push( callback )

     8   },

     9  

    10   call: function ( name, arguments ) {

    11     if( 'undefined' != typeof( Hook.hooks[name] ) )

    12       for( i = 0; i < Hook.hooks[name].length; ++i )

    13         if( true != Hook.hooks[name][i]( arguments ) ) { break; }

    14   }

    15 }