(function($) {
	var trailing_whitespace = true;
	$.fn.truncate = function(options) {
		var opts = $.extend( {}, $.fn.truncate.defaults, options);
		$(this)
				.each(
						function() {
							var content_length = $
									.trim(squeeze($(this).text())).length;
							if (content_length <= opts.max_length)
								return;
							var actual_max_length = opts.max_length - opts.more.length - 3;
							//var actual_max_length = opts.max_length;
							var truncated_node = recursivelyTruncate(this, actual_max_length);
							var full_node = $(this).hide();
							truncated_node.insertAfter(full_node);
							findNodeForMore(truncated_node)
									.append(
											'... (<a href="#show more content">' + opts.more + '</a>)');
							findNodeForLess(full_node)
									.append(
											' (<a href="#show less content">' + opts.less + '</a>)');
							truncated_node.find('a:last').click(function() {
								truncated_node.hide();
								full_node.show();
								return false;
							});
							full_node.find('a:last').click(function() {
								truncated_node.show();
								full_node.hide();
								return false;
							});
						});
	}
	$.fn.truncate.defaults = {
		max_length : 100,
		more : '…more',
		less : 'less'
	};
	function recursivelyTruncate(node, max_length) {
		return (node.nodeType == 3) ? truncateText(node, max_length)
				: truncateNode(node, max_length);
	}
	function truncateNode(node, max_length) {
		var node = $(node);
		var new_node = node.clone().empty();
		var truncatedChild;
		node.contents().each(function() {
			var remaining_length = max_length - new_node.text().length;
			if (remaining_length == 0)
				return;
			truncatedChild = recursivelyTruncate(this, remaining_length);
			if (truncatedChild)
				new_node.append(truncatedChild);
		});
		return new_node;
	}
	function truncateText(node, max_length) {
		var text = squeeze(node.data);
		if (trailing_whitespace)
			text = text.replace(/^ /, '');
		trailing_whitespace = !!text.match(/ $/);
		var text = text.slice(0, max_length);
		//var text = get_cut_text(text, max_length);
		text = $('<div/>').text(text).html();
		return text;
	}
	function squeeze(string) {
		return string.replace(/\s+/g, ' ');
	}
	function findNodeForMore(node) {
		var $node = $(node);
		var last_child = $node.children(":last");
		if (!last_child)
			return node;
		var display = last_child.css('display');
		if (!display || display == 'inline')
			return $node;
		return findNodeForMore(last_child);
	}
	;
	function findNodeForLess(node) {
		var $node = $(node);
		var last_child = $node.children(":last");
		if (last_child && last_child.is('p'))
			return last_child;
		return node;
	}
	;
	// GN: cut more intelligently. v1
	// Don't cut if the remaining is small (50%).
	// Don't cut in the middle of a word.
	function get_cut_text(text, len) {
		var l = len;
		if (text.length < (len * 1.5)) {
			return text;
		}
		var cut_pos = text.slice(len).search(/[\b\s]/);
		return text.slice(0, len + cut_pos);
	}
	;
})(jQuery);