make id of div for preview player a string

It was originally set to player which is an HTML object (the div created) which is sort of illegal HTML.
Merge pull request #31 from MasterOdin/master

merging
prevented other dropdown button from affecting preview menu
removed old jQuery code
removed more jQuery
Merge pull request #35 from JamesRottinger/issue34

closes 34
added a default window size to pop-out
added spinjs and editted pop up box with title and x-out button
merged with most recent master
spinner added to popup
active styling, pop-up remover