array('label'=>'Products', 'url'=>array('product/index'), 'items'=>array(
array('label'=>'New Arrivals', 'url'=>array('product/new', 'tag'=>'new')), // It's first sub Menu
array('label'=>'Most Popular', 'url'=>array('product/index', 'tag'=>'popular')), // It's second sub menu
)),
array('label'=>'New Arrivals', 'url'=>array('product/new', 'tag'=>'new')), // It's first sub Menu
array('label'=>'Most Popular', 'url'=>array('product/index', 'tag'=>'popular')), // It's second sub menu
)),
),
BELOW is my code. when you type doc_name and Prefix and press tab key it should merge doc_name and Prefix textfields and display it in Preview field. Please help me.