1<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> 2<title>HTML Tidy</title></head> 3<frameset cols="250,*"> 4 <frame src="tree.html" name="treefrm"> 5 <frame src="main.html" name="basefrm"> 6</frameset> 7</html> 8