<?=$arResult['DESCRIPTION']?> 

<BREAK /> 

<?
$arDESCRIPTION = split('<BREAK />',$arResult['DESCRIPTION']);
//Проверяем разбилось ли описание на две части 
if(count($arDESCRIPTION) == 2){
   echo $arDESCRIPTION[0];
}else{
   //иначе выводим описание полностью в верхней части сайта. 
   echo $arResult['DESCRIPTION'];
}
?> 

<?
if(count($arDESCRIPTION) == 2){
echo $arDESCRIPTION[1];
}
?> 

 AddEventHandler("controller", "OnSomeEvent", "notifyControllerOnSomeEvent");
function notifyControllerOnSomeEvent($arClient, $param1, $param2 ......)
{
}

$eventParams[] = $param1; 
$eventParams[] = $param2;  
CControllerClient::ExecuteEvent("OnSomeEvent", $eventParams); 

<?
AddEventHandler("catalog", "OnStoreProductUpdate","MyOnStoreProductSave");
AddEventHandler("catalog", "OnStoreProductAdd","MyOnStoreProductSave");
define("LOG_FILENAME", $_SERVER["DOCUMENT_ROOT"]."/log.txt");
function MyOnStoreProductSave($id, $arFields){   
   $allAmount = $arFields['AMOUNT'];
   if(CModule::IncludeModule('catalog') & CModule::IncludeModule('iblock')){
      //Получаем информацию о товаре привязанном к данному приложения, вмести с этим проверяем не является ли это товаром.      
      $arProductInfo = CCatalogSKU::GetProductInfo($arFields['PRODUCT_ID']);            
      if(is_array($arProductInfo)){
         //Получаем данные о инфоблоке Торговых предложений
         $arOffersInfo = CCatalogSKU::GetInfoByProductIBlock($arProductInfo['IBLOCK_ID']);         
         $arFilter = Array(
            'IBLOCK_ID'=>$arOffersInfo['IBLOCK_ID'],
            "PROPERTY_".$arOffersInfo['SKU_PROPERTY_ID']=>$arProductInfo['ID'],
            "!ID"=>$arFields['PRODUCT_ID']
         );
         //Получаем список торговых предложений.
         $obOffersList = CIBlockElement::GetList(Array("SORT"=>"ASC"),$arFilter,false,false,array());
         $arOffers = array();
         while($arOffers = $obOffersList->Fetch()){
            //Получаем данные об остатках на складе для торгового предложения.
            $obStoreOffer = CCatalogStoreProduct::GetList(array(), array('STORE_ID'=>$arFields['STORE_ID'], 'PRODUCT_ID' =>$arOffers['ID']), false,false,array());
            while($arStore = $obStoreOffer->Fetch()){
               $arAllStore[] = $arStore;
               $allAmount = $allAmount + $arStore['AMOUNT']; 
            }               
         }   
         //Получаем данные о складе товара и формируем массив для обновления данных.
         $obStoreProduct = CCatalogStoreProduct::GetList(array(), array('STORE_ID'=>$arFields['STORE_ID'], 'PRODUCT_ID' =>$arProductInfo['ID']), false,false,array());         
         $arFieldsProduct = array (
             'PRODUCT_ID' => $arProductInfo['ID'],
             'STORE_ID' => $arFields['STORE_ID'],
             'AMOUNT' => $allAmount,
           );
       $result = FALSE;
         if($arStoreProduct = $obStoreProduct->Fetch()){            
           $result = CCatalogStoreProduct::Update($arStoreProduct["ID"],$arFieldsProduct);                  
         }else{
           $result = CCatalogStoreProduct::Add($arFieldsProduct);         
         }       
       if($result){          
          $obStoreProduct = CCatalogStoreProduct::GetList(array(), array('PRODUCT_ID' =>$arProductInfo['ID']), false,false,array());
            while($arStoreProduct = $obStoreProduct->Fetch()){
               $allAmountProduct = $allAmountProduct + $arStoreProduct['AMOUNT'];         
             }                     
          $arFieldsProduct = array(
            "QUANTITY" => $allAmountProduct,
         ); 
          CCatalogProduct::Update ($arProductInfo['ID'],$arFieldsProduct);
       }
      }   
   }   
}
?>

   AddEventHandler("iblock", "OnBeforeIBlockElementAdd", Array("IblockClass", "OnBeforeIBlockElementSaveHandler"));
   AddEventHandler("iblock", "OnBeforeIBlockElementUpdate", Array("IblockClass", "OnBeforeIBlockElementSaveHandler"));
   class IblockClass
   {    
   
   function OnBeforeIBlockElementSaveHandler(&$arFields)
   {
      $arIblockFields = CIBlock::GetFields($arFields["IBLOCK_ID"]); //Получение параметров инфоблока 
      $arPole array ("PREVIEW_PICTURE","DETAIL_PICTURE"); 
      foreach ($arPole as $pole)
      {//Формируем массив размера изображения
      $arSize = array(
      "width" => $arIblockFields[$pole][DEFAULT_VALUE][WIDTH],
      "height" => $arIblockFields[$pole][DEFAULT_VALUE][HEIGHT]
      );    
      if ($arFields[$pole.'_TYPE'] == 'html')
      {
         $text = &$arFields['DETAIL_TEXT'];
         //осуществляем поиск тегов img
         preg_match_all('/<img[^>]+src=["\']([^"\']+)["\'][^>]*>/msi',$text,$regs);   
         foreach($regs[0] as $k => $v)
         {
         if (strpos($v, 'scaled') !== false)
            continue;
         $ar = split('/',$regs[1][$k]);   
         //формируем массив описывающйи файл
         $arFileGMS = getimagesize($_SERVER['DOCUMENT_ROOT'].$regs[1][$k]);          
         $arFile["FILE_NAME"] = end($ar);
         $arFile["SUBDIR"] = '';
         $arFile["WIDTH"] = $arFileGMS[0];
         $arFile["HEIGHT"] = $arFileGMS[1];
         foreach($ar as $kpath=>$vpath)
         {
            if($vpath and !($vpath == 'upload'))
            {
            if($kpath < (count($ar)-2))   $arFile["SUBDIR"] .= $vpath.'/';
            elseif($kpath < (count($ar)-1)) $arFile["SUBDIR"] .= $vpath;
            }
         }
         $arFile[CONTENT_TYPE]= $arFileGMS['mime'];
         //изменяем размер.
         //BX_RESIZE_IMAGE_EXACT - масштабирует в прямоугольник $arSize без сохранения пропорций
         //BX_RESIZE_IMAGE_PROPORTIONAL - масштабирует с сохранением пропорций, размер ограничивается $arSize
         //BX_RESIZE_IMAGE_PROPORTIONAL_ALT - масштабирует с сохранением пропорций, размер ограничивается $arSize, улучшена обработка вертикальных картинок
         $arFF = CFile::ResizeImageGet($arFile, $arSize, BX_RESIZE_IMAGE_PROPORTIONAL, FALSE);          
         //подменяем параметры изображения в тексте описания.
         $v_new = preg_r eplace('/src=["\'][^"\']+["\']/msi','\0 scaled="Y"',$v); 
         $v_new = preg_r eplace('/src=["\']?[^"\']+["\']?/msi','src="'.$arFF['src'].'"',$v_new);      
         $v_new = preg_r eplace('/width=["\']?[^"\']+["\']?/msi','width="'.$arSize["width"].'"',$v_new);
         $v_new = preg_r eplace('/height=["\']?[^"\']+["\']?/msi','height="'.$arSize["height"].'"',$v_new);
         $text = str_r eplace($v, $v_new, $text);
         }
      }
      }
   }
   } 

$arrFilter = array (
  'OFFERS' => NULL,
  '><CATALOG_PRICE_1' => 
  array (
    0 => '1572',
    1 => '11405',
  ),
); 

 <?  // Elements dop filter
global ${$arParams["FILTER_NAME"]};
$ardopFilter = &${$arParams["FILTER_NAME"]};
//echo htmlspecialcharsbx(var_export($ardopFilter,1));
foreach ($ardopFilter as $key=>$val){
   $match = array();   
   preg_match_all('/CATALOG_PRICE_(\S+)/msi',$key,$match);
   if(count($match[1][0])>0){
      unset($ardopFilter[$key]);
      $dopFilter = array(
         "LOGIC" => "OR",
      );
      $obCurrency = CCurrency::GetList();         
      while($arCurrency = $obCurrency->Fetch()){
         if($arParams["CURRENCY_ID"] == $arCurrency['CURRENCY']){
            $dopFilter[] = array(
               $key => $val,
               'CATALOG_CURRENCY_'.$match[1][0] => $arCurrency['CURRENCY'],
            );
         }else{
            if(is_array($val))
            $dopFilter[] = array(
               $key => array(
                  CCurrencyRates::ConvertCurrency($val[0],$arParams["CURRENCY_ID"],$arCurrency['CURRENCY']),
                  CCurrencyRates::ConvertCurrency($val[1],$arParams["CURRENCY_ID"],$arCurrency['CURRENCY']),                  
               ),
               'CATALOG_CURRENCY_'.$match[1][0] => $arCurrency['CURRENCY'],
            );
            else 
            $dopFilter[] = array(
               $key => CCurrencyRates::ConvertCurrency($val,$arParams["CURRENCY_ID"],$arCurrency['CURRENCY']),
               'CATALOG_CURRENCY_'.$match[1][0] => $arCurrency['CURRENCY'],
            );
         }
            
      }
   }                            
}
$ardopFilter[] = $dopFilter;
//echo htmlspecialcharsbx(var_export($ardopFilter,1));
?>

$arrFilter = array (
  'OFFERS' => NULL,
  0 => 
  array (
    'LOGIC' => 'OR',
    0 => 
    array (
      '><CATALOG_PRICE_1' => 
      array (
        0 => '1572',
        1 => '11405',
      ),
      'CATALOG_CURRENCY_1' => 'RUB',
    ),
    1 => 
    array (
      '><CATALOG_PRICE_1' => 
      array (
        0 => 51.829871414441,
        1 => 376.03033300363,
      ),
      'CATALOG_CURRENCY_1' => 'USD',
    ),
    2 => 
    array (
      '><CATALOG_PRICE_1' => 
      array (
        0 => 40.328373524885,
        1 => 292.58594150847,
      ),
      'CATALOG_CURRENCY_1' => 'EUR',
    ),
    3 => 
    array (
      '><CATALOG_PRICE_1' => 
      array (
        0 => 416.97612732095,
        1 => 3025.198938992,
      ),
      'CATALOG_CURRENCY_1' => 'UAH',
    ),
  ),
) 

$('body').mouseup(f unction (e){    if (wind ow.getSelection) selection = wind ow.getSelection();     else selection = docu ment.selection.createRange().text;    q_str = ''+selection+'';     if ((q_str.length<50)&&(q_str.length <3))    {        $('#selection-search').addClass('bx-core-waitwindow');        $('#selection-search').css('display','block');        $('#selection-search').css('left', e.pageX);        $('#selection-search').css('top', e.pageY);        a lert (q_str.length);        $.ajax({            type: 'POST',            url: docu ment.location.href,            dat a: {INPUT_ID:'title-search-input', // Имя тега INPUT, для сайтов по умолчанию 'title-search-input', для КП 'search-textbox-input'                ajax_call: 'y',                q: q_str },            success: f unction(data)            {                $('#selection-search').removeClass('bx-core-waitwindow');                $('#selection-search').css('border', '1px solid red');                $('#selection-search').html(data);            }            ,        });    }});$('body').append("<div id=\"selection-search\"></div>")    $('#selection-search').css('display','none');$('#selection-search').css('position', 'absolute');$('#selection-search').mouseleave(f unction (){    $('#selection-search').css('display','none');});