view second_camera
{
pos_x = 0;
pos_y = 0;
alpha = 40; // play with this value
flags = transparent, visible;
}

starter camera_blur()
{
camera.transparent = on;
camera.alpha = 30; // play with this value
second_camera.size_x = screen_size.x;
second_camera.size_y = screen_size.y;
while (1)
{
wait (2);
second_camera.x = camera.x;
second_camera.y = camera.y;
second_camera.z = camera.z;
second_camera.pan = camera.pan;
second_camera.tilt = camera.tilt;
second_camera.roll = camera.roll;
}
}

how do i add this as a action to a model so when it walks over it the screen gose all blurd??