function authorization(ret_path) {
	if (document.getElementById("toplayer")) {
		var loadingDiv = document.getElementById("toplayer");
		if (loadingDiv.style.display == "block") {
			loadingDiv.style.display = "none";
            _$('error_msg_dop').style.display = "none";
            _$("qip_user_login_dop").value = '';
            _$("qip_user_password_dop").value = '';
			if (navigator.userAgent.indexOf('MSIE 6') != -1 || navigator.userAgent.indexOf('MSIE 5') != -1) {
				document.body.style.backgroundImage = "";
				document.body.style.backgroundAttachment = "";
			}
		}
		else {
			loadingDiv.style.display = "block";
            _$('qip_user_login_dop').focus();
            if(ret_path){
                _$('toplayer_ret_path').value = ret_path;
            }
			if (navigator.userAgent.indexOf('MSIE 6') != -1 || navigator.userAgent.indexOf('MSIE 5') != -1) {
				document.body.style.backgroundImage = loadingDiv ? "url(/;-)/n.gif)" : "";
				document.body.style.backgroundAttachment = loadingDiv ? 'fixed' : "";
			}
		}
	}
}