function presstracker() {
	var paper = Raphael(10, 10, 400, 400);
	//lpTop = new lineplot(paper, 300, 250, 150, 150, "mean_articlesbyday");
	//lpBottom = new lineplot(paper, 300, 50, 150, 150, "mean_pagerankbyday");
	npMain = new netplot(paper, 0, 0, 400, 400);
}