document.documentElement.className += ' js';

(function($){
    //open external links in a new window
    var hostname = window.location.hostname;
    hostname = hostname.replace("www.", "").toLowerCase();
    
    $('a').each(function(){
        if (this.href.indexOf("http://") != -1 && this.href.indexOf(hostname) == -1) {
            this.target = "_blank";
            this.className += " external";
        }
    });
	
	//validate forms
	$('form').validate({
		errorClass: "invalid",
		validClass: "valid"
	});
})(jQuery);