function file_action(request_type, doc_id){
	$("#filter_loading_"+doc_id).show();
	var pars = "request_type="+request_type+"&doc_id="+escape(doc_id);
	_gaq.push(["_trackEvent", "Bookmark", request_type+ " bookmark",doc_id]);
	xhr = $.ajax({
		url: 'ajax_doc_pref.php',
		type: 'POST',
		data: pars,
		dataType: 'html',
		timeout: 40000,
		error: function(){
			alert('Error Retreiving Data');
			$("#filter_loading_"+doc_id).hide();
		},
		success: function(html){
			file_action_response(html, request_type, doc_id);
		}
	});
}

function file_action_response(html, request_type, doc_id){
	if (request_type=='add') {
		$("#add_doc_"+doc_id).hide();
		$("#remove_doc_"+doc_id).show();
	}else if (request_type=='remove') {
		$("#remove_doc_"+doc_id).hide();
		$("#add_doc_"+doc_id).show();
	}
	$("#filter_loading_"+doc_id).hide();
}

function showStates(obj){
	if(obj.value == 'United States' || obj.value == 'Canada'){
		document.getElementById('state_container').style.display = '';
	}else {
		document.getElementById('state_container').style.display = 'none';
	}
}