whats happend to the little quote boxes

[queen swords]

When i go in to a thread , i noticed the little quote box has a 99 mark on it and a pluss sine below and it turns red when i click on it .
And it wont let me quote only let me post quick reply , is it because of changes or is my pc finally gone mad lolxx

[sukisue]

queen there is other things that dont make sense in here so i must be thick never mind join the club pmsl xxxxx