/*by.lna-town*/
/*http://homepage1.nifty.com/eruna/*/
var imagenumber = 5 ;  //イメージの数
var randomnumber = Math.random() ;
var rand1 = Math.round( (imagenumber-1) * randomnumber) + 1 ;
images = new Array
images[1] = "../../../navi_image/pict/1.gif"
images[2] = "../../../navi_image/pict/2.gif"
images[3] = "../../../navi_image/pict/3.gif"
images[4] = "../../../navi_image/pict/4.gif"
images[5] = "../../../navi_image/pict/5.gif"
///////////////////////////
//イメージを追加する場合
//images[4] = ""
//images[5] = ""
///////////////////////////
var image = images[rand1]