Unnamed

<a confirm_msg="are you sure you want to delete this task?" href="/task/destroy/7?authenticator="12980275">delete this task</a>

[later, in some javascript]
    '.post-link' : function(element) { 
	var form = Builder.node('form', {action: element.getAttribute("href"), method: 'POST'});
	form.style.display = 'inline';
	element.parentNode.insertBefore(form, element);
	element.onclick = function() {
	    var msg = element.getAttribute("confirm_msg");
	    if( (msg && confirm(msg)) || !msg ) {
		form.submit();
	    }
	    return false;
	}
    }