#opas1 {
	filter:alpha(opacity=20);
	-moz-opacity:0.2;
	-khtml-opacity: 0.2;
	opacity: 0.2;
}
#opas2 {
	filter:alpha(opacity=40);
	-moz-opacity:0.4;
	-khtml-opacity: 0.4;
	opacity: 0.4;
}
#opas3 {
	filter:alpha(opacity=60);
	-moz-opacity:0.6;
	-khtml-opacity: 0.6;
	opacity: 0.6;
}
#opas4 {
	filter:alpha(opacity=80);
	-moz-opacity:0.8;
	-khtml-opacity: 0.8;
	opacity: 0.8;
}
#opas5 {
	filter:alpha(opacity=100);
	-moz-opacity:1;
	-khtml-opacity: 1;
	opacity: 1;
}