js代码

<script>
var url=["",""];
var num = GetRandomNum(0,url.length-1);   
document.getElementById("audios").src="http://"+url[num];
function GetRandomNum(Min,Max)
{
var Range = Max - Min;   
var Rand = Math.random();   
return(Min + Math.round(Rand * Range));   
}   

function play(){
var div = document.getElementById('playbtn'); 
var obj=document.getElementById("audios");
if(obj.paused){
obj.play();
div.setAttribute("class", "btn_sound"); 
}else{
obj.pause();
div.setAttribute("class", "btn_sound btn_no_sound"); 
}

}
</script>
<script src="js/canvas-nest.min.js"></script>