Instance var for a collection?

search.html.erb

 <% @listings.each do |listing| %> 
        <li>
        <input type="hidden" name="listing_id" value="<%= listing.id %>" class="listing_id" />
          <% if listing.featured? %>
            <%= image_tag("icons/featured_sticker.png", :class => "featuredSticker")%>
          <% end %>
          <div class="img">
            <% if listing.primary_photo_id.blank? && !listing.vehicle_listing_images.first.nil? %>
              <%= link_to(image_tag(listing.vehicle_listing_images.first.vehicle.url(:search), :class => 'primary_image'), listing) %>
            <% elsif !listing.primary_photo_id.blank? %>
              <%= link_to(image_tag(VehicleListingImage.find(listing.primary_photo_id).vehicle.url(:search), :class => 'primary_image'), listing) %>
            <% else %>
              "Sorry, No Images for this Product."
            <% end %>
          </div>
.
.
.

vehicle_listings_controller.rb

  def search
    params[:search][:zipcode_distance] = nil if params[:search][:zipcode_within].blank?
    unless params[:search][:zipcode_distance].blank?
      @search = VehicleListing.includes(:dealer).zipcode_distance(params[:search][:zipcode_distance]).search(params[:search])
    else
      @search = VehicleListing.search(params[:search])
    end
    @search_total = @search.all
    if params[:page].blank?
      params[:page] = 1
      offset        = false
    end

    @listings = WillPaginate::Collection.create(params[:page], 25) do |pager|
      listings = VehicleListing.limit(25)
      listings = listings.offset(params[:page].to_i) unless offset == false
      listings = listings.search(params[:search]).all
      pager.replace(listings)
      pager.total_entries = @search_total.count
    end
  end