// Import the data
electrondensity = Import("watermolecule");
     // Partition the data
electrondensity = Partition(electrondensity);
     // Create a camera
camera = AutoCamera(electrondensity,"off-diagonal");

     // create a macro which does a maptoplane, colors the plane, and 
     // displays the colored plane. Then the "normals" component is 
     // removed (to remove shading)
macro makeplane(point, normal)
{
   plane = MapToPlane(electrondensity, point, normal);
   plane = AutoColor(plane,min=electrondensity);
   Display(plane,camera);
   plane = Remove(plane,"normals");
   Display(plane,camera);
}

makeplane(NULL, [0 1 1]);