Help with link_To


I need some help!!
I have to make a link_to with a string
to have that strin in another controlle who can i do it??

i have something like this

<%= link_to ‘Buscador’, new_consulta_path, :query=>“rssnews” %>

and then in the controller consulta params[:query]

<%= link_to 'Buscador', new_consulta_path, :query=>"rssnews" %>

should be
<%= link_to 'Buscador', new_consulta_path(:query=>"rssnews") %>

thank you very much!!!