function clickclear(thisfield, defaulttext) {
  thisfield = $(thisfield);
	if (thisfield.value == defaulttext) {
		thisfield.value = "";
		thisfield.removeClassName("placeholder");
	}
}

function clickrecall(thisfield, defaulttext) {
  thisfield = $(thisfield);
	if (thisfield.value == "") {
		thisfield.value = defaulttext;
		thisfield.addClassName("placeholder");
	}
}

function hideClass(classname) {
  var elementList = document.getElementsByClassName(classname);
  elementList.each( function(element){
    element.style.display = 'none';
  });
}

/* En variabel _moderation-partialen bruker til å huske hvilken moderator
   dropdown som er åpen. */
var open_moderation_panel = null;