// JavaScript Document
var img_obd = new Array;
img_obd[0] = "images/thum_obd1.jpg";
img_obd[1] = "images/thum_obd2.jpg";

var img_drive = new Array;
img_drive[0] = "images/thum_drive1.jpg";
img_drive[1] = "images/thum_drive2.jpg";

var img_movie = new Array;
img_movie[0] = "images/thum_movie1.jpg";
img_movie[1] = "images/thum_movie2.jpg";
img_movie[2] = "images/thum_movie3.jpg";

function random_img(n){
	if(n==1){
		var i = myrandom(img_obd.length) - 1;
		document.write("<IMG SRC=\""+img_obd[i]+"\">");
	}else if(n==2){
		var i = myrandom(img_drive.length) - 1;
		document.write("<IMG SRC=\""+img_drive[i]+"\">");
	}else{
		var i = myrandom(img_movie.length) - 1;
		document.write("<IMG SRC=\""+img_movie[i]+"\">");
	}
}
function myrandom(max){
	var v = max * Math.random();
	if(v == 0.0){v = 1;}else{v = Math.ceil(v);}
	return v;
}