[JavaScript] iframe에 onclick 적용 함수

<script type="text/javascript">

function load_pop() {
    document.g-tElementById("mina").contentWindow.document.body.onclick = function() {
    window.open("about:blank");
    }
}

</script>

<iframe id="mina" src="about:blank" style="width: 100px; height: 100px;" onload="load_pop()"></iframe>