how can i get value in javascript?
<div class="input-group-btn clearfix">
<?php
$comList = Company::model()->findAll();
$comlist = CHtml::listData($comList, 'company_id', 'name');
echo CHtml::dropDownList('company_id', 'company_id', $comlist, array('empty' => 'All Company', 'class' => 'form-control', 'style' => 'width: auto !important'));
$comCatList = CompanyCategory::model()->findAll();
// pr($comCatList);
$comcatlist = CHtml::listData($comCatList, 'id', 'name');
echo CHtml::dropDownList('com_cat_id', 'com_cat_id', $comcatlist, array('empty' => 'All CompanyCategory', 'class' => 'form-control', 'style' => 'width: auto !important'));
$categoryList = Category::model()->findAll();
$catlist = CHtml::listData($categoryList, 'category_id', 'name');
echo CHtml::dropDownList('category_id', 'category_id', $catlist, array('empty' => 'All Category', 'class' => 'form-control', 'style' => 'width: auto !important'));
?>
<input type="text" name="q" id="q" class="form-control" placeholder="search by name" size="30"/>
<button type="button" id="search" class="btn btn-info"><?php echo Yii::t("strings", "Search"); ?>&nbsp;<img class="ajaxLoader" src="<?php echo Yii::app()->request->baseUrl; ?>/img/loading.gif" alt="Loading..." style="display: none;"></button>
</div>
</div>