Able to identify the headline of a webpage and add an
outline for that headline element
able to get the title of an cnn-style website and
get all the paragraphs belongs to that news headline.
Able to get the first paragraph(<p> tag) in a webpage then add a
location-use <span> tag to that specific tag's 1st html word.
Now trying to restructure the whole js file. add one util js file
remove util funtions to util js. not finishes yet