Rotate div horizontally

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
<title>Rotate Image</title>
http://code.jquery.com/jquery-1.10.1.min.js

$( document ).ready(function() {

var i = 0;
setInterval(function(){
$(“#container_1”).css(‘transform’,”rotate(“+i+”deg)”);
i = i+1;
}, 50);

});

<style>
#container_1 {
border:1px solid #FF0000;
width: 100px;
height:100px;
top:100px;
left:100px;
position:fixed;
}

</style>
</head>

<body>

</body>
</html>