$(document).ready(function() {
    $('input, textarea, select')
        .focus(function(){
          $(this).toggleClass("aktifsaha");
        })
        .blur(function(){
          $(this).toggleClass("aktifsaha");
        })
        .mouseenter(function(){
          $(this).toggleClass("hoversaha");
        })
        .mouseleave(function(){
          $(this).toggleClass("hoversaha");
        });
    $('#contactform')
        .validate({messages:{contactperson:{required: '*'},organization:{required: '*'},phonenumber:{required: '*'},emailaddress:{required: '*',email: '*'},postaladdress:{required: '*'},inquiry:{required: '*'}}});
});