<td><%=link_to coitem.customer.name, :controller => 'customer', :action => 'show', :id => coitem.customer.id %></td>
<td><%=h coitem.customer.phone %></td>
<td><%=h coitem.customer.email %></td>
<td><%=link_to coitem.customer.name, :controller => 'customer', :action => 'show', :id => coitem.customer.id %></td>
<td><%=h coitem.customer.phone %></td>
<td><%=h coitem.customer.email %></td>