JS控制静态页面传递参数并获取参数应用

<button>跳转设置</button>
<script>
var btn = document.querySelector('button');
console.log(window);
btn.addEventListener('click', function(){
window.location = 'ci.html#bgc=#369?wd=500'
})
</script>

<div></div>
<script>
var div = document.querySelector('div');
var bl = window.location.hash.slice(1).split('?');
if(bl.length >= 1){
for(var i = 0; i < bl.length; i += 1){
switch (bl[i].split('=')[0]) {
case 'bgc':
document.body.style.background = bl[i].split('=')[1];
break;
case 'wd':
div.style.width = bl[i].split('=')[1] + 'px';
break;
default:
null;
break;
}
} 
}
</script>

<span>11111111111</span>
<script>
var fram = document.createElement('iframe');
fram.src = 'http://www.vip.com/kongzhi/fram2.html';
fram.style.display = 'none';
document.body.appendChild(fram);
fram.onload = function(){
var doc = fram.contentDocument || fram.contentWindow.document;
var p = doc.querySelector('p');
document.body.appendChild(p);
}
</script>