if(navigator.appVersion.charAt(0)>=3)
{
changeimg=new Array()
changeimg[0] = new Image();changeimg[0].src= 'common/img/header_navi01.gif';
changeimg[1] = new Image();changeimg[1].src= 'common/img/header_navi02.gif';
changeimg[2] = new Image();changeimg[2].src= 'common/img/header_navi03.gif';
changeimg[3] = new Image();changeimg[3].src= 'top_img/navi_011.gif';
changeimg[4] = new Image();changeimg[4].src= 'top_img/navi_021.gif';
changeimg[5] = new Image();changeimg[5].src= 'top_img/navi_031.gif';
changeimg[6] = new Image();changeimg[6].src= 'top_img/navi_041.gif';
changeimg[7] = new Image();changeimg[7].src= 'top_img/navi_051.gif';
changeimg[8] = new Image();changeimg[8].src= 'top_img/navi_061.gif';
}