JSFiddle - React, Tailwind, and code Playground

HTML

<a onclick="buttonLife('http://bing.com');">BUTTON</a>
<a onclick="buttonLife('http://google.com');">BUTTON2</a>
<div id="divContent"></div>

JavaScript

function buttonLife(pageUrl) {
    var el=document.getElementById("divContent");
    console.log(el);
    el.innerHTML="<iframe width=1024 height=702 scrolling=no name=bottomFrame frameborder=0 src='" + pageUrl + "'></iframe>";
}