This is a problem I\'m running into and I\'m not quite sure how to approach it.
Say I have a paragraph:
\"This is a test paragraph. I love cats. Please a
I suggest you take a look at Selection and ranges in JavaScript.
There is not method parse, which can get you the current selected setence, so you have to code that on your own...
A Javascript library for getting the Selection Rang cross browser based is Rangy.