my @rule0 = ('_tag', 'ol','class','nobr');
my @rule1 = ('_tag', 'ol','style','margin-top:-11px','onmouseover','return true');
	
@{$rules{rule0}}=@rule0;
@{$rules{rule1}}=@rule1;

	
#print @{$rules{rule1}}[0];

while($it_rules < scalar keys %rules){		
 @all_normal_lists = $tree->look_down(@{$rules{'rule'.$it_rules}});
 print"Versuch $it_rules: ".scalar(@all_normal_lists)."\n";
 $it_rules++;
 undef(@all_normal_lists);
}