document.writeln("<style type=\"text/css\">");
document.writeln("#lightbox {/*该层为高亮显示层*/");
document.writeln("       BORDER-RIGHT: #fff 1px solid;");
document.writeln("       BORDER-TOP: #fff 1px solid;");
document.writeln("       DISPLAY: block; ");
document.writeln("       Z-INDEX: 9999; /*设置该层在网页的最上端,设置足够大*/");
document.writeln("       BACKGROUND: #fdfce9; /*设置背景色*/");
document.writeln("       LEFT: 50%; ");
document.writeln("       MARGIN: -290px 0px 0px -350px; ");
document.writeln("       BORDER-LEFT: #fff 1px solid; ");
document.writeln("       WIDTH: 630px; ");
document.writeln("       BORDER-BOTTOM: #fff 1px solid; ");
document.writeln("       POSITION: absolute; ");
document.writeln("       TOP: 50%; ");
document.writeln("       HEIGHT: 750px; ");
document.writeln("       TEXT-ALIGN: left");
document.writeln("}");
document.writeln("#overlay {/*该层为覆盖层*/");
document.writeln("      DISPLAY: block;");
document.writeln("      Z-INDEX: 9998; /*设置高亮层的下方*/");
document.writeln("      FILTER: alpha(opacity=80); /*设置成透明*/");
document.writeln("      LEFT: 0px; ");
document.writeln("      WIDTH: 100%; ");
document.writeln("      POSITION: absolute; ");
document.writeln("      TOP: 0px; ");
document.writeln("      HEIGHT: 100%; ");
document.writeln("      BACKGROUND-COLOR: #000; ");
document.writeln("      moz-opacity: 0.8; ");
document.writeln("      opacity: .80");
document.writeln("}");
document.writeln("</style>");

document.writeln("<!--该层为覆盖层 -->");
document.writeln("<div id=\"overlay\"></div>");
document.writeln("<!--该层为高亮显示层 -->");
document.writeln("<div id=\"lightbox\" onclick=\"javascript:doclose();\">");

document.writeln("	<table style=\"width: 100%\">");
document.writeln("		<tr>");
document.writeln("			<td align=\"right\" bgcolor=\"silver\"><a href=\"#\" onclick=\"javascript:doclose();\">关闭 X</a></td>");
document.writeln("		</tr>");
document.writeln("		<tr>");
document.writeln("			<td height=\"630\" width=\"730\"><img src=\"images/notice.gif\" /></td>");
document.writeln("		</tr>");
document.writeln("	</table>");

document.writeln("</div>");

var overlay=document.getElementById("overlay");
var lightbox=document.getElementById("lightbox");

function doclose()
{
    overlay.style.display='none';
	lightbox.style.display='none';
}