var topindex = this;
var tradetop = document.frames['iframe_dg_top'];
var middle = document.frames['iframe_dg'];
var bottom = document.frames['iframe_dg_bottom'];
var login = document.frames['iframe_login'];
var todayopen = document.frames['iframe_todayopencode'];
var touzhu = document.frames['iframe_mytouzhu'];

var middleLoad = false;
var bottomLoad = false;
var loginLoad = false;
var tradetopLoad = false;
var touzhuLoad = false;