var _win, _doc, _stt, _do = document.domain, _arr = _do.split(".");function _st() {	try {		document.domain = _arr.join(".");		_arr.shift();	}catch(e){		document.domain = _do;		_arr = _do.split(".");		_arr.shift();	}	if(document.frames) {		_doc = document.frames["ifrmain"].document;		_win = document.frames["ifrmain"].window;	}else{		_doc = document.getElementById("ifrmain").contentDocument;		_win = document.getElementById("ifrmain").contentWindow;	}	if(_doc && _win && _win.location.href != "about:blank" && (_doc.readyState == "interactive" || _doc.readyState == "complete")) {		if(_stt) clearTimeout(_stt);		//do some init	}else{		_stt = setTimeout(_st, 500);	}}