Force break line with using ­

gistfile1.js

var shyizeElements = function ($elms, limit) {
	$elms.each(
		function (n, elm) {
			var $elm = $(elm),
			str = shyize($elm.text(), limit);
			str = str.replace('<', '&lt;', 'g').replace('>', '&gt;', 'g');
			$elm.html(str);
		}
	);
};
var shyize = function (str, limit) {
	var arr = str.split(' ');
	for (var i = 0, len = arr.length; i < len; ++i) {
		if (arr[i].length > limit) {
			arr[i] = insertShy(arr[i], limit);
		}
	}
	return arr.join(' ');
};
var insertShy = function (str, limit) {
	var arr = [];
	do {
		arr[arr.length] = str.slice(0, limit);
		str = str.slice(limit);
	}
	while (str.length > limit)
	arr[arr.length] = str;
	return arr.join('&shy;');
};