<%= text_field_tag "route_to" , params[:to] , :placeholder => "To" , :onchange=>"OSM.routing.geocode('route_to' ,event)" %>
<select class='routing_engines' name='routing_engines' onchange="OSM.routing.selectEngine(event)"></select>
</div>
<%= text_field_tag "route_to" , params[:to] , :placeholder => "To" , :onchange=>"OSM.routing.geocode('route_to' ,event)" %>
<select class='routing_engines' name='routing_engines' onchange="OSM.routing.selectEngine(event)"></select>
</div>