(function($) {
$(document).ready(function(){
	/**
	 * For greying out letter link in Site Index page
	 */
	$letterLinks = jQuery('#IndexLetters').children();
	$letterLinks.each(function() {
	    href = $(this).attr('href');
	    letter = href.substr(href.length-1, 1);
    	// loops throught the indexes that don't exists
	    if(jQuery('#' + letter).length == 0) {
	        $(this).addClass('inactive');
	    }
	});

});
})(jQuery);