页面实现验证码功能，点击“注册”按钮后，无论是否完成注册，验证码都能够自动刷新

要求页面实现验证码功能，点击“注册”按钮后，无论是否完成注册，验证码都能够自动刷新

<script>

function validteCode()

{

var codes = new Array(4); //

var colors = new Array("Red","Green","Gray","Blue","Maroon","Aqua","Fuchsia","Lime","Olive","Silver");

for(var i=0;i < codes.length;i++)

{//

codes[i] = Math.floor(Math.random()*10);

}

var spans = document.getElementById("divCode").all;

for(var i=0;i<spans.length;i++)

{

spans[i].innerHTML=codes[i];

spans[i].style.color = colors[Math.floor(Math.random()*10)]; //

}

}

document.onload = validteCode();

</script>