Dynamics CRM JavaScript : Transform Html string to Plain Text

js

function fct_GetPlainTextFromHtml(htmlString) {

  string htmlTagPattern = "<.*?>";
 var regexCss = new Regex("(\\<script(.+?)\\</script\\>)|(\\<style(.+?)\\</style\\>)", RegexOptions.Singleline | RegexOptions.IgnoreCase);
 htmlString = regexCss.Replace(htmlString, string.Empty);
 htmlString = Regex.Replace(htmlString, htmlTagPattern, string.Empty);
 htmlString = Regex.Replace(htmlString, @"^\s+$[\r\n]*", "", RegexOptions.Multiline);
 htmlString = htmlString.Replace("&nbsp;", string.Empty);
 return htmlString ;
}