使用javascript在大型文档中查找正则表达式匹配的快速方法？

I need to search the text in a HTML document for reg-exes(emails, phone numbers, etc) and words. The matches need to be highlighted and be made anchor-able so that a link can be generated to jump to the location of the matches. So not only does it need to find matches using patterns in needs to do a replace do add the proper html code.I need to search the text in a HTML document fo