// JavaScript Document
$(function(){
	
    var len = 2;
	var arr = [];
    	arr[0] = ["img/main_visual0.jpg", './business/index.html'];
    	arr[1] = ["img/main_visual1.jpg", './business/index.html#apple'];
    	arr[2] = ["img/main_visual2.jpg", './business/index.html#adobe'];
    	
    var rand = Math.floor( Math.random() * len);
    $("#rdm_img").css({opacity: "0"}).attr("src",arr[rand][0]).fadeTo('normal', '1');
    $("#rdm_a").attr("href", arr[rand][1]);
    if(rand==2) rand = 0;
    else rand++;
    
	setInterval(function() {
		$("#rdm_img").css({opacity: "0.8"}).attr("src", arr[rand][0]).fadeTo('normal', '1');
		$("#rdm_a").attr("href", arr[rand][1]);
		rand++;
		if(rand==3) rand = 0;
	}, 5000);

});