if (y > global.idealborder[3] && vspeed > 0)
    instance_destroy();
if (y < (global.idealborder[2] - sprite_height) && vspeed < 0)
    instance_destroy();
if (collision_rectangle(bbox_left, bbox_top, bbox_right, bbox_bottom, obj_heart, 0, 1))
    event_user(0);