makes sure the full path we want to work with exists

folder check

function checkFolders($path) {
	$bits = explode(DIRECTORY_SEPARATOR, $path);
	
	$sandbox = '';
	foreach($bits as $bit) {
		$sandbox .= $bit . DIRECTORY_SEPARATOR;
		if(!is_dir($sandbox)) {
			mkdir($sandbox);
		}
	}
}