how to find haar wavelet in matlab

Hi friends. how to find second and third level haar wavelet transform on images i matlab .please give code 1.haar transform on vector 2nd level 2.haar transform on vector 3rd level 3.haar transform on image 2nd level 4.haar transform on image 3rd level please give matlab code separately

Answer 1

[Sajid Khan]

http://kr.mathworks.com/matlabcentral/fileexchange/40661-haar-wavelet-transform/content/haar/haaar.m