add: return false; 
context: function ep_hook(e, hooks){    var h;        if (typeof hooks == "undefined")        hooks = this.hooks;      hook_loop:    for (h = hooks.length - 1; h >= 0; h--)    {        if (!hooks[h].enabled ||            !matchObject (e, hooks[h].pattern, hooks[h].neg))            continue hook_loop;        e.hooks.push (hooks[h]);        var rv = hooks[h].f(e);        if ((typeof rv == "boolean") &&            (rv == false))        {            dd ("hook #" + h + " '" +                 ((typeof hooks[h].name != "undefined") ? hooks[h].name :                 "") + "' stopped hook processing.");            return true;        }    }}
meta: 1567	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/1567/a9dacafd205021b0d1ce1dd1f561dffe52b25b89/events.js/clean/js/lib/events.js