div.waitshadow {
	width: 100%;
	height: 100%;
	
	position: absolute;
	
	/*Opacidad para Firefox*/ 
	opacity: 0.2;
	
	background-color: black;
	/*Opacidad para Internet Explorer*/
	filter:alpha(opacity=20);

	visibility: hidden;
}

div.wait {
	width: 100%;
	height: 100%;
	
	background-color: transparent;
	
	padding-top: 25%;
	
	position: absolute;	
	
	visibility: hidden;
}