function init_picker(selector, ordered) {
    //console.log("init_picker");
    //console.log($(selector));

    var addBtn = $(selector).find(".btn-picker-add");
    var removeBtn = $(selector).find(".btn-picker-remove");
    var upBtn = $(selector).find(".btn-picker-up");
    var downBtn = $(selector).find(".btn-picker-down");
    var from = $(selector).find(".select-picker-from");
    var to = $(selector).find(".select-picker-to");

    if (!ordered) {
        upBtn.hide();
        downBtn.hide();
    }

    addBtn.click(function(){
        console.log("add");
        from.find(":selected").each( function() {
            to.append("<option value='"+$(this).val()+"'>"+$(this).text()+"</option>");
            $(this).remove();
        });
    });
    removeBtn.click(function(){
        console.log("remove");
        to.find(":selected").each( function() {
            from.append("<option value='"+$(this).val()+"'>"+$(this).text()+"</option>");
            $(this).remove();
        });
    });
    upBtn.bind('click', function() {
        to.find(":selected").each( function() {
            var newPos = to.find('option').index(this) - 1;
            if (newPos > -1) {
                to.find("option").eq(newPos).before("<option value='"+$(this).val()+"' selected='selected'>"+$(this).text()+"</option>");
                $(this).remove();
            }
        });
    });
    downBtn.bind('click', function() {
        var countOptions = to.find("option").size();
        to.find(":selected").each( function() {
            var newPos = to.find("option").index(this) + 1;
            if (newPos < countOptions) {
                to.find("option").eq(newPos).after("<option value='"+$(this).val()+"' selected='selected'>"+$(this).text()+"</option>");
                $(this).remove();
            }
        });
    });
};