The right part of the body, white in color, moon decorated crown, decorated by ash and rudrAksham, the left, black in color, with jeweled crown, shining in yellow clothes, the right hands are holding axe and protection posture, and the left, conch and mace, partially showing eye in the forehead, in the combined form of harihara, always (I) salute that shambhu.
sha.nkara nArAyaNar : the combined form of sha.nkara and nArAyaNa
vishNu is one of the shaktis (powers) of Lord Shiva. This mUrti indicates that concept. vishNu is in the left part of the Lord's body, which is the place of shakti. (1) (During the mOhini avatAr, mahAviShNu became the devi of Lord shiva.)