Going ahead with the switch to tabs. This is a major coding standards change! If any unusual parser bugs show up, check this changeset. Converted all .php, .js, .tpl, .css, and .json files and did basic testing.
tinyMCE.addI18n('en.emotions_dlg',{
title:"Insert emotion",
desc:"Emotions",
cool:"Cool",
cry:"Cry",
embarassed:"Embarassed",
foot_in_mouth:"Foot in mouth",
frown:"Frown",
innocent:"Innocent",
kiss:"Kiss",
laughing:"Laughing",
money_mouth:"Money mouth",
sealed:"Sealed",
smile:"Smile",
surprised:"Surprised",
tongue_out:"Tongue out",
undecided:"Undecided",
wink:"Wink",
yell:"Yell"
});