if(navigator.appVersion.charAt(0)>=3)
{
changeimg=new Array()
changeimg[0] = new Image();changeimg[0].src= '/common/img/navi011.gif';
changeimg[1] = new Image();changeimg[1].src= '/common/img/navi021.gif';
changeimg[2] = new Image();changeimg[2].src= '/common/img/navi031.gif';
changeimg[3] = new Image();changeimg[3].src= '/common/img/navi041.gif';
changeimg[4] = new Image();changeimg[4].src= '/common/img/navi051.gif';
changeimg[5] = new Image();changeimg[5].src= '/common/img/navi061.gif';
changeimg[6] = new Image();changeimg[6].src= '/common/img/navi071.gif';
changeimg[7] = new Image();changeimg[7].src= '/common/img/under_navi011.gif';
changeimg[8] = new Image();changeimg[8].src= '/common/img/under_navi021.gif';
};