jQuery( document ).ready(function() {
    change_value = jQuery('#change option:selected').val();
    change_form(change_value);
    
    jQuery('#change').change(function() {
          change_value = jQuery('#change option:selected').val();
          change_form(change_value);
    });
});

function change_form(change_Value) {
    if (change_value=='name') {
        jQuery('#form_name').css({"display":"unset"});
        jQuery('#form_address').css({"display":"none"});
        jQuery('#form_telefon').css({"display":"none"});
        jQuery('#form_facebook').css({"display":"none"});
        jQuery('#form_delete').css({"display":"none"});
        jQuery('#form_url').css({"display":"none"});
        jQuery('#form_text').css({"display":"none"});
      }
      if (change_value=='address') {
        jQuery('#form_address').css({"display":"unset"});
        jQuery('#form_name').css({"display":"none"});
        jQuery('#form_telefon').css({"display":"none"});
        jQuery('#form_facebook').css({"display":"none"});
        jQuery('#form_delete').css({"display":"none"});
        jQuery('#form_url').css({"display":"none"});
        jQuery('#form_text').css({"display":"none"});
      }
      if (change_value=='telefon') {
        jQuery('#form_telefon').css({"display":"unset"});
        jQuery('#form_address').css({"display":"none"});
        jQuery('#form_name').css({"display":"none"});
        jQuery('#form_facebook').css({"display":"none"});
        jQuery('#form_delete').css({"display":"none"});
        jQuery('#form_url').css({"display":"none"});
        jQuery('#form_text').css({"display":"none"});
      }
     if (change_value=='facebook') {
        jQuery('#form_facebook').css({"display":"unset"});
        jQuery('#form_telefon').css({"display":"none"});
        jQuery('#form_address').css({"display":"none"});
        jQuery('#form_name').css({"display":"none"});
        jQuery('#form_delete').css({"display":"none"});
        jQuery('#form_url').css({"display":"none"});
        jQuery('#form_text').css({"display":"none"});
      }
    if (change_value=='url') {
        jQuery('#form_url').css({"display":"unset"});
        jQuery('#form_delete').css({"display":"none"});
        jQuery('#form_facebook').css({"display":"none"});
        jQuery('#form_telefon').css({"display":"none"});
        jQuery('#form_address').css({"display":"none"});
        jQuery('#form_name').css({"display":"none"});
        jQuery('#form_text').css({"display":"none"});
      }
     if (change_value=='text') {
        jQuery('#form_text').css({"display":"unset"});
        jQuery('#form_url').css({"display":"none"});
        jQuery('#form_delete').css({"display":"none"});
        jQuery('#form_facebook').css({"display":"none"});
        jQuery('#form_telefon').css({"display":"none"});
        jQuery('#form_address').css({"display":"none"});
        jQuery('#form_name').css({"display":"none"});
      }
     if (change_value=='delete') {
        jQuery('#form_delete').css({"display":"unset"});
        jQuery('#form_facebook').css({"display":"none"});
        jQuery('#form_telefon').css({"display":"none"});
        jQuery('#form_address').css({"display":"none"});
        jQuery('#form_name').css({"display":"none"});
        jQuery('#form_url').css({"display":"none"});
        jQuery('#form_text').css({"display":"none"});
      }
}