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@@ -173,7 +173,7 @@ $file_url_web = api_get_path(WEB_COURSE_PATH).$_course['path'].'/document'.$head
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echo '<a href="'.$file_url_web.'" target="_blank">'.get_lang('_cut_paste_link').'</a></div>';
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//echo '<div>';
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if (file_exists($file_url_sys)) {
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- echo '<iframe border="0" frameborder="0" scrolling="no" style="width:100%;" id="mainFrame" name="mainFrame" src="'.$file_url_web.'&rand='.mt_rand(1, 10000).'"></iframe>';
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+ echo '<iframe border="0" frameborder="0" scrolling="no" style="width:100%;" id="mainFrame" name="mainFrame" src="'.$file_url_web.'?'.api_get_cidreq().'&rand='.mt_rand(1, 10000).'"></iframe>';
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} else {
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echo '<frame border="0" frameborder="0" scrolling="no" name="mainFrame" id="mainFrame" src=showinframes.php?nopages=1 />';
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}
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