function buildMenu() {
  addInstance("Sub-Ins A", "Menu A", "floating", "instance", "Top Ins", "Sub-A", "left", "top", 0, 0, "pad", "right-down", "hide", "", "style");
  addInstance("Sub-Ins B", "Menu B", "floating", "instance", "Top Ins", "Sub-B", "left", "top", 0, 0, "pad", "right-down", "hide", "", "style");
  addInstance("Sub-Ins C", "Menu C", "floating", "instance", "Top Ins", "Sub-C", "left", "top", 0, 0, "pad", "right-down", "hide", "", "style");
  addInstance("Sub-Ins D", "Menu D", "floating", "instance", "Top Ins", "Sub-D", "left", "top", 0, 0, "pad", "right-down", "hide", "", "style");
}