Javascript Highlight text
http://stackoverflow.com/questions/8644428/how-to-highlight-text-using-javascript $.fn.hl = function (word) { str = $(this).html(); word="(\\b"+ word.replace(/([{}()[\]\\.?*+^$|=!:~-])/g, "\\$1")+ "\\b)"; // var r = /(\w+)/ig // var r = new RegExp('(^|\\s|\\(|\'|"|,|;)' + 'chi' + '($|\\s|\\)|\\.|\'|"|!|,|;|\\?)', 'gi');; var r = new RegExp(word,"igm"); str = str.replace(/(>[^<]+<)/igm,function(a){ return a.replace(r," $1 "); }); $(this).html(str); } Sử dụng: $('.pagetitle').hl('text'); Javascript Highlight text