/**
* Renders the multiselect field
*/
public function renderField()
{
list($name, $id) = $this->resolveNameID();
$this->htmlOptions = WhHtml::defaultOption('id', $id, $this->htmlOptions);
$this->htmlOptions = WhHtml::defaultOption('name', $name, $this->htmlOptions);
if ($this->hasModel()) {
echo WhHtml::activeDropDownList($this->model, $this->attribute, $this->data, $this->htmlOptions);
} else {
echo WhHtml::dropDownList($this->name, $this->value, $this->data, $this->htmlOptions);
}
}