<!DOCTYPE html>
<html>
<head>
<title>jQuery CORS in IE7 - IE10</title>
<script src="http://code.jquery.com/jquery-xxxx.min.js"></script>
<script>
$(document).ready(function() {
$.ajax({
url: "http://xxxx.php",
dataType: "text",
async: true,
type: 'GET',
cache: false,
crossDomain: true == !(document.all),
success: function(txt) {
//TODO
}
});
});
</script>
</head>
<body>
IE7到IE10使用jQuery跨域！！！
</body>
</html>