Вот, этого думаю хватит. Первый без свойства, второй со свойством.
<?xml version="1.0" encoding="windows-1251"?>
<shop id="1" current_group_id="0">
<properties_for_group>
<property id="135" parent_id="0" xml_name="secial">
<property_name>Спец. предложение</property_name>
<shop_list_of_properties_type>7</shop_list_of_properties_type>
<property_show_kind>4</property_show_kind>
</property>
</properties_for_group>
<count_items>146</count_items>
<current_page>0</current_page>
<item id="430" group="647">
<captcha_key>77564</captcha_key>
<name>LG FB-D163X</name>
<show_count>0</show_count>
<saller>0</saller>
<marking_of_goods>G00100030293</marking_of_goods>
<description>80W/ch, DVD/DivX/Mp3/WMA, USB Plus, Portable Audio in(Cable), 2 Mic Jack, 1Mic+200songs free</description>
<date>30.11.1999</date>
<datetime>30.11.1999 00:00:00</datetime>
<time>00:00:00</time>
<putoff_date>00.00.0000 00:00:00</putoff_date>
<putend_date>00.00.0000 00:00:00</putend_date>
<type>0</type>
<weight>0</weight>
<weight_mesure>г</weight_mesure>
<rest>9</rest>
<mesure></mesure>
<shop_tax_id>0</shop_tax_id>
<price>5830.00</price>
<price_tax>5830.00</price_tax>
<price_discount>5830.00</price_discount>
<item_currency>руб.</item_currency>
<currency>руб.</currency>
<is_active>1</is_active>
<order>0</order>
<path>item_430</path>
<fullpath>group_616/group_641/group_647/</fullpath>
<seo_title></seo_title>
<seo_description></seo_description>
<seo_keywords></seo_keywords>
<indexation>1</indexation>
<vendorCode></vendorCode>
<user_id></user_id>
<shop_special_prices>
</shop_special_prices>
</item>
<item id="296" group="619">
<captcha_key>97310</captcha_key>
<name>JVC AV-2941QBE Black (RUS)</name>
<show_count>1</show_count>
<saller>0</saller>
<marking_of_goods>G00100030074</marking_of_goods>
<description>ЭЛТ-телевизор с плоским экраном, 29", 4:3, прогрессивная развертка, мощность звука 20 Вт</description>
<date>30.11.1999</date>
<datetime>30.11.1999 00:00:00</datetime>
<time>00:00:00</time>
<putoff_date>00.00.0000 00:00:00</putoff_date>
<putend_date>00.00.0000 00:00:00</putend_date>
<type>0</type>
<weight>0</weight>
<weight_mesure>г</weight_mesure>
<rest>1</rest>
<mesure></mesure>
<shop_tax_id>0</shop_tax_id>
<price>7731.00</price>
<price_tax>8590.00</price_tax>
<price_discount>7731.00</price_discount>
<discount>
<name>Первомайская скидка</name>
<value>10</value>
</discount>
<item_currency>руб.</item_currency>
<currency>руб.</currency>
<is_active>1</is_active>
<order>0</order>
<path>item_296</path>
<fullpath>group_616/group_617/group_619/</fullpath>
<seo_title></seo_title>
<seo_description></seo_description>
<seo_keywords></seo_keywords>
<indexation>1</indexation>
<vendorCode></vendorCode>
<user_id>0</user_id>
<property id="134" dir_id="0" xml_name="power">
<name>Суммарная мощность колонок (Вт)</name>
<xml_name>power</xml_name>
<type>0</type>
<order>0</order>
<prefics></prefics>
<value></value>
</property>
<property id="135" dir_id="0" xml_name="secial">
<name>Спец. предложение</name>
<xml_name>secial</xml_name>
<type>7</type>
<order>0</order>
<prefics></prefics>
<value>1</value>
</property>
<tags>
<tag id="49">
<tag_name>телевизор</tag_name>
<tag_description></tag_description>
<tag_path_name>%F2%E5%EB%E5%E2%E8%E7%EE%F0</tag_path_name>
</tag>
</tags>
<shop_special_prices>
</shop_special_prices>
</item>
</shop>
