This function will return number of files in a directory.


function count_dir_files($dirname)
{
	$total_files=0;
	
	if(is_dir($dirname))
	{
		$dp=opendir($dirname);
		
		if($dp)
		{
			while(($filename=readdir($dp)) == true)
			{
				if(($filename !=".") && ($filename !=".."))
				{
					$total_files++;
				}
			}
		}
	}
	
	
	return $total_files;
}