/**
     *
     * preview slider output
     * if output object is null - create object
     */
    public function previewOutput($sliderID, $output = null)
    {
        if ($sliderID == "empty_output") {
            $this->loadingMessageOutput();
            exit;
        }
        if ($output == null) {
            $output = new ShowBizOutput();
        }
        $output->setPreviewMode();
        //put the output html
        $urlPlugin = ShowBizAdmin::$url_plugin . "showbiz-plugin/";
        $operations = new BizOperations();
        $arrValues = $operations->getGeneralSettingsValues();
        $includeFancyBackend = UniteFunctionsBiz::getVal($arrValues, "includes_globally_facybox_be", "on");
        ?>
				<html>
					<head>
						<link rel='stylesheet' href='<?php 
        echo $urlPlugin;
        ?>
css/settings.css?rev=<?php 
        echo GlobalsShowBiz::SLIDER_REVISION;
        ?>
' type='text/css' media='all' />
						<?php 
        if ($includeFancyBackend == "on") {
            ?>
						<link rel='stylesheet' href='<?php 
            echo $urlPlugin;
            ?>
fancybox/jquery.fancybox.css?rev=<?php 
            echo GlobalsShowBiz::SLIDER_REVISION;
            ?>
' type='text/css' media='all' />
						<?php 
        }
        ?>
						
						<script type='text/javascript' src='http://ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js'></script>
						<?php 
        if ($includeFancyBackend == "on") {
            ?>
						<script type='text/javascript' src='<?php 
            echo $urlPlugin;
            ?>
fancybox/jquery.fancybox.pack.js?rev=<?php 
            echo GlobalsShowBiz::SLIDER_REVISION;
            ?>
'></script>
						<?php 
        }
        ?>
						<script type='text/javascript' src='<?php 
        echo $urlPlugin;
        ?>
js/jquery.themepunch.tools.min.js?rev=<?php 
        echo GlobalsShowBiz::SLIDER_REVISION;
        ?>
'></script>
						<script type='text/javascript' src='<?php 
        echo $urlPlugin;
        ?>
js/jquery.themepunch.showbizpro.min.js?rev=<?php 
        echo GlobalsShowBiz::SLIDER_REVISION;
        ?>
'></script>
					</head>
					<body style="padding:0px;margin:20px;">
						<?php 
        $output->putSliderBase($sliderID);
        ?>
					</body>
				</html>
			<?php 
        exit;
    }
 /**
  * 
  * put the slider on the html page.
  * @param $data - mixed, can be ID ot Alias.
  */
 public static function putSlider($sliderID, $putIn = "")
 {
     $putIn = strtolower($putIn);
     if ($putIn == "homepage") {
         //filter by homepage
         if (is_front_page() == false) {
             return false;
         }
     } else {
         //case filter by pages
         if (!empty($putIn)) {
             $arrPutInPages = array();
             $arrPagesTemp = explode(",", $putIn);
             foreach ($arrPagesTemp as $page) {
                 if (is_numeric($page) || $page == "homepage") {
                     $arrPutInPages[] = $page;
                 }
             }
             if (!empty($arrPutInPages)) {
                 //get current page id
                 $currentPageID = "";
                 if (is_front_page() == true) {
                     $currentPageID = "homepage";
                 } else {
                     global $post;
                     if (isset($post->ID)) {
                         $currentPageID = $post->ID;
                     }
                 }
                 //do the filter by pages
                 if (array_search($currentPageID, $arrPutInPages) === false) {
                     return false;
                 }
             }
         }
     }
     $output = new ShowBizOutput();
     $output->putSliderBase($sliderID);
     $slider = $output->getSlider();
     return $slider;
 }