static void spawn(Client *c, const Arg *arg);
static void stop(Client *c, const Arg *arg);
static void titlechange(WebKitWebView *view, GParamSpec *pspec, Client *c);
static void spawn(Client *c, const Arg *arg);
static void stop(Client *c, const Arg *arg);
static void titlechange(WebKitWebView *view, GParamSpec *pspec, Client *c);