browserOK = true;
  pics = new Array();



var objCount = 0;

function preload(name, first, second) {


  if (browserOK) {
    pics[objCount] = new Array(3);
    pics[objCount][0] = new Image();
    pics[objCount][0].src = first;
    pics[objCount][1] = new Image();
    pics[objCount][1].src = second;
    pics[objCount][2] = name;
    objCount++;
  }
}

function on(name){
  if (browserOK) {
     for (i = 0; i < objCount; i++) {
      if (document.images[pics[i][2]] != null)
        if (name != pics[i][2])
		{ document.images[pics[i][2]].src = pics[i][0].src;  }
	else    { document.images[pics[i][2]].src = pics[i][1].src;  }
    }
  }
}

function off(){
  if (browserOK) {
     for (i = 0; i < objCount; i++) {
      if (document.images[pics[i][2]] != null)
          document.images[pics[i][2]].src = pics[i][0].src;
    }
  }
}


preload("link1", "ws_include/img/kn1_1_off.jpg", "ws_include/img/kn1_1_on.jpg");
preload("link2", "ws_include/img/kn2_1_off.jpg", "ws_include/img/kn2_1_on.jpg");
preload("link3", "ws_include/img/kn3_1_off.jpg", "ws_include/img/kn3_1_on.jpg");
preload("link4", "ws_include/img/kn4_1_off.jpg", "ws_include/img/kn4_1_on.jpg");
preload("link5", "ws_include/img/kn5_1_off.jpg", "ws_include/img/kn5_1_on.jpg");
preload("link6", "ws_include/img/kn6_1_off.jpg", "ws_include/img/kn6_on.jpg");
preload("link6", "ws_include/img/kn7_1_off.jpg", "ws_include/img/kn7_1_on.jpg");