// JavaScript Document

var img = new Array;

img[0] = "../../img/main_img1.jpg";
img[1] = "../../img/main_img2.jpg";
img[2] = "../../img/main_img3.jpg";
img[3] = "../../img/main_img4.jpg";
function random_img1(){
        var i = myrandom(img.length) - 1;
        document.write("<IMG SRC=\""+img[i]+"\">");
}
function myrandom(max){
        var v = max * Math.random();
        if(v == 0.0){v = 1;}else{v = Math.ceil(v);}
        return v;
}

var img = new Array;

img[0] = "../../sub_img1.gif";
img[1] = "../../sub_img2.gif";
img[2] = "../../sub_img3.gif";
img[3] = "../../sub_img4.gif";
function random_img2(){
        var i = myrandom(img.length) - 1;
        document.write("<IMG SRC=\""+img[i]+"\">");
}
function myrandom(max){
        var v = max * Math.random();
        if(v == 0.0){v = 1;}else{v = Math.ceil(v);}
        return v;
}