Все нашел:
<ul st yle="width: <? echo $strWidth; ?>;" id="<? echo $arItemIDs['SLIDER_LIST']; ?>">
и
<li data-value="<? echo $arOnePhoto['ID']; ?>" st yle="width: <? echo $strOneWidth; ?>; padding-top: <? echo $strOneWidth; ?>;"><span class="cnt"><span class="cnt_item" st yle="background-image:url('<? echo $arOnePhoto['SRC']; ?>');"></span></span></li>
<ul st yle="width: <? echo $strWidth; ?>;" id="<? echo $arItemIDs['SLIDER_LIST']; ?>">
и
<li data-value="<? echo $arOnePhoto['ID']; ?>" st yle="width: <? echo $strOneWidth; ?>; padding-top: <? echo $strOneWidth; ?>;"><span class="cnt"><span class="cnt_item" st yle="background-image:url('<? echo $arOnePhoto['SRC']; ?>');"></span></span></li>