jQuery.fn.dataTableExt.oSort['monthYear-sort-asc']  = function(a,b) {
	a = new Date('01 '+a);
	b = new Date('01 '+b);
	return ((a < b) ? -1 : ((a > b) ?  1 : 0));
};

jQuery.fn.dataTableExt.oSort['monthYear-sort-desc'] = function(a,b) {
	a = new Date('01 '+a);
	b = new Date('01 '+b);
	return ((a < b) ? 1 : ((a > b) ?  -1 : 0));
};