+function goBack () {
+ if (gLastImageData) {
+ Services.prefs.setIntPref("mandelbrot.iteration_max",
+ gLastImageData.iterMax);
+ // use gLastImageData.iWidth, gLastImageData.iHeight ???
+ adjustCoordsAndDraw(gLastImageData.C_min, gLastImageData.C_max);
+ gLastImageData = undefined;
+ }
+}
+