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window._update_bag = function(v,d){
    var _d = d||false;
    var _c = new CookieJar({path: '/',expires:31536000});
    var _a = _c.get("byProducts")
    if(_a!=null){
        var _b = $.evalJSON(_a);
        var is_new = true;
        for(var i=0; i<_b.length; i++){
            if(_b[i] == v){
                is_new = false;
                if(_d){
					_b.splice(i, 1);
				}
				else{
					_b.splice(i, 1);
					_b[_b.length] = v;
				}
            }
        }
        if(is_new) _b[_b.length] = v;
    }else{
        var _b = []
        _b[_b.length] = v;
    }
	var _out = $.toJSON(_b);
	while (_out.length > 2600) {
		var _b = $.evalJSON(_out);
		_b.splice(0, 1);
		_out = $.toJSON(_b);
	}

    _c.put("byProducts",_out);
}

$(function(){
	$("form input.add").click(function(){
		_update_bag($(this).parents("form").find("input[name=buy]").val())
	});	
})