metamaps--metamaps/app/views/items/create.js.erb

$('#new_item').fadeOut('fast');
$('#new_item')[0].reset()
var newnode = <%= @item.self_as_json.html_safe %>;
fd.graph.addNode(newnode);
var temp = fd.graph.getNode('<%= @item.id %>');
temp.setData('dim', 1, 'start');
temp.setData('dim', 40, 'end');
fd.fx.animate({  
			modes: ['node-property:dim'],  
			duration: 400  
		  });