// Preload rollover images
window.SMVH_nav_paw_on = new Image();
window.SMVH_nav_paw_on.src = 'images/layout/navbar/on/paw.jpg';

window.SMVH_nav_paw_off = new Image();
window.SMVH_nav_paw_off.src = 'images/layout/navbar/off/paw.jpg';


function SMVH_nav_roll( nav_link_ID, new_state ) {

  if ( document.images[ 'SMVH_nav_link_' + nav_link_ID + '_paw' ] ) {
  
    document.images[ 'SMVH_nav_link_' + nav_link_ID + '_paw' ].src = window[ 'SMVH_nav_paw_' + new_state ].src;
  
  }
  // end if

  return;

}
// end SMVH_nav_roll