.bloc_msg{
	width: 320px;
	height: 200px;
	border: 1px solid white;
	display: none;
	z-index: 1000;
}


#transparant_bg{
	position: fixed;
	top:0;
	left:0;
	opacity: 0.9;
	filter: alpha(opacity=80);
	background-color:#000000;
	z-index: 100;

}