this.lang = {
noSelection : 'No category selected',
noSelectionLink : 'No link selected',
rootText : 'All Categories',
expand : 'Expand',
collapse : 'Collapse',
change : '[Change]',
remove : '[Remove]',
done : '[Done]',
cancel : '[Cancel]',
add : '[Add]',
loading : 'Loading',
duplicate : 'You have already selected this category.'
};