Event.observe(window, 'load', init, false);

function init() {
	makeEditable('editTitle');
}

function makeEditable(id) {
	Event.observe(id, 'click', function(){edit($(id))}, false);
	Event.observe(id, 'mouseover', function(){showAsEditable($(id))}, false);
	Event.observe(id, 'mouseout', function(){showAsEditable($(id), true)}, false);
}


function showAsEditable(obj, clear) {
	if (!clear) {
		Element.addClassName(obj, 'editable');
	} else {
		Element.removeClassName(obj, 'editable');
	}
}


function edit(obj) {
	Element.hide(obj);

	var textbox ='<div class="edit-area" id="' + obj.id + '_editor"><textarea name="' + obj.id + '" id="' + obj.id + '_edit">' + obj.innerHTML + '</textarea>';
	
	var button = '<input type="button" value="SAVE" id="' + obj.id + '_save"/> OR <input type="button" value="CANCEL" id="' + obj.id + '_cancel"/></div>';
	
	new Insertion.After(obj, textbox+button);
	
	Event.observe(obj.id+'_save', 'click', function(){saveChanges(obj)}, false);
	Event.observe(obj.id+'_cancel', 'click', function(){cleanUp(obj)}, false);
}


function cleanUp(obj, keepEditable) {
	Element.remove(obj.id+'_editor');
	Element.show(obj);
	if (!keepEditable) showAsEditable(obj, true);
}


function saveChanges(obj) {
	var new_content = escape($F(obj.id+'_edit'));
	
	obj.innerHTML = "Saving…";
	cleanUp(obj, true);
	
	var success = function(t){editComplete(t, obj);}
	var failure = function(t){editFailed(t, obj);}
	
	var url = 'http://path-to-your-scripts-folder/edit.php';
	var pars = 'id=' + obj.id + '&content=' + new_content;
	var myAjax = new Ajax.Request(url, {method:'post',
	postBody:pars, onSuccess:success, onFailure:failure});
}


function editComplete(t, obj) {
	obj.innerHTML = t.responseText;
	showAsEditable(obj, true);
}


function editFailed(t, obj) {
	obj.innerHTML = 'Sorry, the update failed.';
	cleanUp(obj);
}