breadcrumb

function breadcrumbs()
{
	$dir = '/';		// Home Dir, Where to start ( "/" or "/subdir/" etc ), Trailing slash is required
	$sep = " » ";	// seperation character	( space in both side of charactor is important )
	$bread = explode('/', $_SERVER['PHP_SELF']);

	// Link to current page.
	$page_title   = isset($page_title) ? $page_title : "Refresh";
	$url_page  = 	"http://".$_SERVER['HTTP_HOST'].$_SERVER['REQUEST_URI'];
	$link_refresh = "\n<a href=\"".$url_page."\" accesskey='r'>".$page_title."</a>";

	$referer = htmlspecialchars($_SERVER['HTTP_REFERER']);
	$link_back = empty($referer) ? "" : $sep. "\n<a title =".$referer." onClick='history.go(-1);' accesskey='b'>Back</a>";
	$link_home = "\n<a href=".$dir." accesskey='h'>Home</a>";

	// Now output up to homelink
	echo "\n\n<span class='breadcrumb'>".$link_refresh.$link_back." - ".$link_home;

	$start_at = count(explode('/', $dir)) - 1;  // from where to parse ( starting from root )

	for($i=$start_at; $i<count($bread)-1; $i++)
	{
		$dir .= $bread[$i].'/';
		echo "</span>\n".$sep."<span class='breadcrumb$i'><a href=".$dir.">";
		echo ucwords(strtolower(str_replace('%20', ' ', $bread[$i])))."</a>";
		// 1. Replace %20 with space
		// 2. Make all character small then capitalise first Charactor of Word

		// now close the span
		if($i == count($bread)-2) echo "</span>\n\n";
	}
}