9123 			    currentLink: null,  property in Graph.addClickHandler.mouseListener
9168 		    		if (this.currentLink == null && graph.container.style.overflow == 'auto')
9179 			    		if (this.currentLink != null)
9206 				    		if (graph.tooltipHandler != null && this.currentLink != null && this.currentState != null)
9242 				    	if (this.currentLink != null)
9244 				    		var blank = graph.isBlankLink(this.currentLink);
9246 				    		if ((this.currentLink.substring(0, 5) === 'data:' ||
9249 			    				beforeClick(evt, this.currentLink);
9258 					    		graph.openLink(this.currentLink, target);
9276 			    	this.currentLink = graph.getAbsoluteUrl(graph.getLinkForCell(state.cell));
9278 			    	if (this.currentLink != null)
9298 			    	this.currentLink = null;