// url_validate is available as an argument to <?cs escape: ?>
// though it isn't in ClearSilver.
registerFunction("url_validate", new HtmlUrlValidateFunction(false), true);
registerEscapeMode("url_validate", new HtmlUrlValidateFunction(false));
registerFunction("css_url_validate", new CssUrlValidateFunction(), true);
// Register as an EscapingFunction so that autoescaping will be disabled
// for the output of this function.
registerFunction("null_escape", new NullEscapeFunction(), true);
}