SilverStripe: Utilize x-cms-edit-link

SilverStripe: Utilize x-cms-edit-link

<script type="text/javascript">
/**
  enable the use of the x-cms-edit-link with 
	use: ctrl+e
	use: alt+e
*/
function doc_keyUp(e) {
    //console.log(e.keyCode);
    // ctl + e //if (e.ctrlKey && e.keyCode == 69 ||
    if(e.altKey && e.keyCode == 69) { // alt + e
        var m = $("meta[name=x-cms-edit-link]");
        if(m.length > 0){
            var link = m.attr('content');
            window.open(link);
        }
    }
}

if (document.addEventListener) {
    document.addEventListener('keyup', doc_keyUp, false);
} else if (document.attachEvent) {
    document.attachEvent('keyup', doc_keyUp);
}
</script>