.frame {
	position: absolute;
	left: 0;
	top: 0;
}
.frame-popup {
	z-index: 100;
	/*border: 3px solid #f00;*/
}
.frame-alert {
	z-index: 101;
	/*border: 2px solid #0f0;*/
}
.frame-tip {
	z-index: 102;
	/*border: 1px solid #00f;*/
}