yiisoft/yii — pull request #1961 by adminnu (2013-01-11 20:15:45+00:00)
Title: #1933: In the elements CHtml::activeDropDownList, CHtml::ListBox, CHtml::DropDownList multiple fixed bug with multiple parammetrom if false

Did just check for false all ellement. Maybe we should do a check on the value to the name (multiple = "multiple") or true?