int x1, y1, x2, y2;
StringTokenizer st = new StringTokenizer(s, " \n\t\r,");
// throw away the first token
// This should be ³rect²
st.nextToken();
u = new URL(st.nextToken());
x1 = Integer.parseInt(st.nextToken());
y1 = Integer.parseInt(st.nextToken());
x2 = Integer.parseInt(st.nextToken());
y2 = Integer.parseInt(st.nextToken());
r = new Rectangle(x1, y1, x2 - x1, y2 - y1);