formatWebAddress

function formatWebAddress($webAddress) {
	$originalWebAddress = $webAddress;
	$webAddress = "*" . $webAddress;
	$formattedWebAddress = "";
	if (stripos($webAddress, "http://") == 1) {	//starts with http://
		if (substr_count($webAddress, ".") == 1) {	//one dot only
			$formattedWebAddress = $originalWebAddress;
			$formattedWebAddress = insertString($formattedWebAddress, "www.", 7);
		}
		else
			$formattedWebAddress = $originalWebAddress;
	}
	else {	//does not start with http://
		if (substr_count($webAddress, ".") == 1)	//one dot only
			$formattedWebAddress = "http://www." . $originalWebAddress;
		elseif (substr_count($webAddress, ".") >= 2)	//two dots only
			$formattedWebAddress = "http://" . $originalWebAddress;
		else
			$formattedWebAddress = $originalWebAddress;
	}
	// add slash at end
	if (substr_count($formattedWebAddress, "/") == 2)	//if it has "//" at beginning
		$formattedWebAddress .= "/";
	$formattedWebAddress = strtolower($formattedWebAddress);
	return $formattedWebAddress;
}