JSFiddle - React, Tailwind, and code Playground

HTML

<iframe src="http://kooldotnet.blogspot.in/2013/07/image-resize.html"></iframe>
<iframe src="http://kooldotnet.blogspot.in/2013/07/image-resize.html"></iframe>

CSS

iframe{
    width  : 100px;
    height : 100px;
    border : 1px solid black;
}

JavaScript

$('iframe').on('mouseenter', function () {
    iframeclicked();
})

function iframeclicked(){
    alert('iframe clicked');
}