// second navigation �̑���



var sn_ob=new Array("sn1","sn2","sn3","sn4","sn5","sn6","sn7");

var sn_lon = 3;

var ex_num =0;

var Jump,Shake;

var jp_fin=0;





function sn_move(number_,num_){

  var number=number_;

  var num=num_;

  num--;

  var div=new GetDivObject(sn_ob[num]);

  if(number < 0.5){

    if(parseInt(div.css.left) < 730){

      var x=parseInt(div.css.left)+2;

      div.css.left = x;

    }

  }else if(number < 1){

    if(parseInt(div.css.left) > 690){

      var x=parseInt(div.css.left)-2;

      div.css.left = x;

    }

  }

}



function sn_shake(num_){

  var num=num_;

  switch(num){

    case 1:Shake1 = setInterval("sn_move(Math.random(),1)",150);break;

    case 2:Shake2 = setInterval("sn_move(Math.random(),2)",150);break;

    case 3:Shake3 = setInterval("sn_move(Math.random(),3)",150);break;

    case 4:Shake4 = setInterval("sn_move(Math.random(),4)",150);break;

    case 5:Shake5 = setInterval("sn_move(Math.random(),5)",150);break;

    case 6:Shake6 = setInterval("sn_move(Math.random(),6)",150);break;

    case 7:Shake7 = setInterval("sn_move(Math.random(),7)",150);break;

  }

}



function sn_jp(num_){

  var num=num_;

  if(ex_num!=0){

    sn_bc(ex_num);

  }

  Shake = eval("Shake"+num);

  clearInterval(Shake);

  Jump = setInterval("sn_ex("+num+")",100);

}



function sn_ex(num){

  var div=new GetDivObject(sn_ob[num-1]);

  var msg ='<img src="images/sn'+num+'.gif" width="'+sn_lon+'" height="16" border="0" usemap="#Snmap">';

  ex_num = num;

  div.css.zIndex = 3;

    if(bw.ie4 || bw.ie5){

      if(parseInt(div.css.left) > 12){

        var x=(parseInt(div.css.left)-12)-(parseInt(div.css.left)-12)*5/12;

        div.css.left = x+12;

      }

      if(parseInt(div.css.left) < 15){

        div.css.left = 12;

        jp_fin=1;

      }

      if(sn_lon < 724){

        div.ChangeDiv(msg);

        sn_lon += 80;

      }else if(jp_fin==1){

        sn_lon = 4;

        clearInterval(Jump);

      }

    }else if(bw.ns4 || bw.ns5){

      if(parseInt(div.css.left) > 12){

        var x=(parseInt(div.css.left)-12)-(parseInt(div.css.left)-12)*5/12;

        div.css.left = x+12;

      }

    if(parseInt(div.css.left) < 15){

      div.css.left = 12;

      jp_fin=1;

    }

    if(jp_fin==1){

      var msg ='<img src="images/sn'+num+'.gif" width="723" height="16" border="0" usemap="#Snmap">';

      div.ChangeDiv(msg);

      sn_lon = 4;

      clearInterval(Jump);

    }

  }

}



function sn_bc(num){

  if(Jump){

    clearInterval(Jump);

    sn_lon=2;

    jp_fin=0;

  }

  var div=new GetDivObject(sn_ob[num-1]);

  var msg ='<img src="images/sn'+num+'.gif" width="4" height="16" border="0">';

  div.css.zIndex = 4;

  div.ChangeDiv(msg);

  div.css.left = 710;

  sn_shake(num);

}