Edit in JSFiddle

$(function(){
    $("#btnDetectar").on("click",function(){
        $.each( $.browser, function( i, val ) {
            $( "<div>" + i + " : <span>" + val + "</span>" )
            .appendTo( document.body );
		});
	});
})

<input type="button" id="btnDetectar" value="Detectar Browser" />

body {
    font-size: 13px;
}