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

function init(){
	makeEditable('desc');
	//makeEditable('pizza');
}

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 edit(obj){
	Element.hide(obj);
	
	var textarea = '<div id="'+obj.id+'_editor"><textarea id="'+obj.id+'_edit" name="'+obj.id+'" rows="4" cols="20">'+obj.innerHTML+'</textarea>';
	var button	 = '<div><input id="'+obj.id+'_save" type="button" value="SAVE" /><br /><input id="'+obj.id+'_cancel" type="button" value="CANCEL" /></div></div>';
	
	new Insertion.After(obj, textarea+button);
	
	Event.observe(obj.id+'_save', 'click', function(){saveChanges(obj)}, false);
	Event.observe(obj.id+'_cancel', 'click', function(){cleanUp(obj)}, false);
	
}

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

function saveChanges(obj){

	var new_content	=  escape($F(obj.id+'_edit'));
	//if (new_content.length <= 120)
	//{
		obj.innerHTML	= "Saving...";
		cleanUp(obj, true);

		var success	= function(t){editComplete(t, obj);}
		var failure	= function(t){editFailed(t, obj);}

  		var url = 'postit.php';
		var pars = 'id='+obj.id+'&content='+new_content;
		var myAjax = new Ajax.Request(url, {method:'post', postBody:pars, onSuccess:success, onFailure:failure});
	//}
	//else
	//{
	//	alert('A Post-it can only hold 120 Characters...');
	//}
}

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

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

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