div refresh by different id

[dflow]

how can i change the set refresh div to a posted id?

set div id="context" to id="$page_id"

$("#context").html(data);

 

<script type="text/javascript">
function addToFanPAge(page_id,page_access_token) {
var agree=confirm("Confirm add to page");
if (agree) {
	jQuery.ajax({
		url: "process-addpage.php",
		type: 'POST',			
		data: {page_id : page_id,page_access_token : page_access_token},	
		success: function(data){
			//document.location.reload(true);
			$("#context").html(data);

		}
	});
}
return false;	
}
</script>