/////////////////////////////////////////
// Settings
var upload_frame_upload_name = "frame_upload";
var upload_frame_main_name = "frame_main";

/////////////////////////////////////////

function upload_frame_init()
	{
	var upload_frame_obj = parent[upload_frame_upload_name];

	if (upload_frame_obj)
		{if (upload_frame_obj.transfer_done != "undefined" && upload_frame_obj.transfer_done)
			{parent.location.href = document.URL;}
		}
	}

function upload_frame_open()
	{
	//current url
	var current_url = document.URL;
	var pos = current_url.indexOf("?");
	if (pos >= 0) {current_url = current_url.substr(0,pos);}
	
	///////////
	//frame is not opened yet
	if (!parent[upload_frame_upload_name])
		{
		current_url = encode_url(current_url);
		location.href = "/upload_frame/?action=frameset&aid=" + art_id + "&p=" + current_url;
		}
	///////////
	//frame exists
	else
		{parent[upload_frame_upload_name].upload_frame_create_uploadbox(art_id,current_url);}
	///////////
	}