1.before( content [, content ] )
2content
3Type: htmlString or Element or Text or Array or jQuery
4HTML string, DOM element, text node, array of elements and text nodes,
5or jQuery object to insert before each element in the set of matched elements.
6content
7Type: htmlString or Element or Text or Array or jQuery
8One or more additional DOM elements, text nodes,
9arrays of elements and text nodes, HTML strings,
10 or jQuery objects to insert before each element in the set of matched elements.