Parses provided HTML as popup template
    template(data, id, options = {})
    
    
        | data | string, HTML test with popup data | 
    
        | id | string (optional), if there are multiple templates, id of the template | 
    
        | options | obhect (optional), options for the popup | 
    
 
Description
It will take HTML text, parse it, extracting 
[rel=title], 
[rel=body], and 
[rel=buttons] and open a popup based on this data. If you have following html
You can open it with
This function is used internally, when contetn is loaded with 
w2popup.load