babetoo - you have to be smiling when you use a smiley - or they won't work
and yes, you have to be well-rested and coffee helps (j/k!!) Quick Reply won't work - you have to go Advanced or use the Reply button.
: flowers : - remove the space before flowers and after flowers.
Here you have to know the code for them - like the chef smiley is
- you have to type : chef : - only you leave out the space before the word chef and after the word chef.