var err = initInstall("Russian spellchecking dictionary", "ru@dictionaries.addons.mozilla.org", "0.4.3");

if (err != SUCCESS)

    cancelInstall();

var fProgram = getFolder("Program");

err = addDirectory("", "ru@dictionaries.addons.mozilla.org",

		   "dictionaries", fProgram, "dictionaries", true);

if (err != SUCCESS)

    cancelInstall();

performInstall();