text: $(document).ready(function() {
      $(document).on('change','#supplier_cat',function(){        
           var sup_id = $(this).val();
           console.log(sup_id);
      //  $('prorduct_cat').multiselect(){
           
      //  }    
           $.ajax({
               type:'get',
               url:"/laravel/petshop/admin/orderform/fetch?sup_id= "+sup_id,  
               data: {sup_id:sup_id}, 
               success:function(data){         
                $('#product_id').html(data);                       
               }
           });
      });
   });   
  
  