function replaceHtmlAndJs($document)
{
$document=trim($document);
if (strlen($document) <= 0) return $document;
$search=array("'<script[^>]*?>.*?</script>'si","'<[/!]*?[^<>]*?>'si","'([rn])[s]+'","'&(quot|#34);'i","'&(amp|#38);'i","'&(lt|#60);'i","'&(gt|#62);'i","'&(nbsp|#160);'i","' 'i","' 'i");
$replac=array("","","",""","&","<",">","","","");
return @preg_replace ($search, $replac, $document);
}
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