pt type="text/javascript">
		// Defines an icon for creating new connections in the connection handler.
		// This will automatically disable the highlighting of the source vertex.
		mxConnectionHandler.prototype.connectImage = new mxImage('images/connector.gif', 16, 16);
		
		// Defines a new class for all icons
		function mxIconSet(state)
		{
			this.images = [];
			var graph = state.view.graph;
			
			// Icon1
			var img = mxUtils.createImage('images/copy.png');
			img.setAttribute('title', 'Duplicate');
