i write the following code to access page "JQueryPage.aspx" and get data from it using jQuery

<script type="text/javascript">

    $.get
    (
        "JQueryPage.aspx",
        function(data) {
            alert("Data Loaded: " + data);
          } 
    );

</script>

"JQueryPage.aspx" is just a page that contain DIV called 'resultsDIV' that contain the data that i want to return

the above code return data variable that contain "JQueryPage.aspx" html and i want to get DIV content from it ..
i have 2 questions:
1- how can i extract DIV content from data object
2- is this way is th best to get that data ?