';
		}
		$source = strip_tags($source, $validTags);
		return preg_replace('/<(.*?)>/ie', "'<'.removeBadAtributes('\\1').'>'", $source);
	}

	function removeBadAtributes($sourceTag) {
		$badAtributes = 'javascript:|onclick|ondblclick|onmousedown|onmouseup|onmouseover|onmousemove|onmouseout|onkeypress|onkeydown|onkeyup';
		$sourceTag = stripslashes($sourceTag);
		$sourceTag = preg_replace("/$badAtributes/i", "niceTry", $sourceTag);
		return $sourceTag;
	}

	function type2Text($number) {
		$tmpStr = "";
		switch ($number) {
			case "1":
				$tmpStr = "post";
				break;
			case "2":
				$tmpStr = "photo";
				break;
			case "3":
				$tmpStr = "quote";
				break;
			case "4":
				$tmpStr = "url";
				break;
			case "5":
				$tmpStr = "conversation";
				break;
			case "6":
				$tmpStr = "video";
				break;
			case "7":
				$tmpStr = "mp3";
				break;
		}
		return $tmpStr;
	}

	function type2Number($string) {
		$tmpStr = "";
		switch ($string) {
			case "post":
				$tmpStr = "1";
				break;
			case "photo":
				$tmpStr = "2";
				break;
			case "quote":
				$tmpStr = "3";
				break;
			case "url":
				$tmpStr = "4";
				break;
			case "conversation":
				$tmpStr = "5";
				break;
			case "video":
				$tmpStr = "6";
				break;
			case "mp3":
				$tmpStr = "7";
				break;
		}
		return $tmpStr;
	}

	function trimString($string, $len = "") {
		if($len>strlen($string) or $len<1)
			return $string;
		$string = strip_tags($string);
		$len = (empty($len)) ? "50" : $len ;
		return ( strpos($string, " ", $len) ) ? substr_replace($string, "...", $len) : $string ;
	}
?>