function showhide(n) {
  for (i=1;i<5;i++) {
    document.getElementById("icsh_submenu"+i).style.display="none";
  }
  document.getElementById("icsh_submenu"+n).style.display="block";
}

document.writeln("<div id=\"main_logo\"><img src=\"\/gb\/content\/tpllinkfiles\/jussevent_images\/icsh08_icsh01.gif\" \/><\/div>");
document.writeln("	<div id=\"icsh_menu\">");
document.writeln("	  <div><a href=\"\/gb\/special\/node_19887.htm\">首&nbsp;&nbsp;页<\/a><\/div>");
document.writeln("	  <div onmouseover=\"showhide(1)\">赛场介绍<\/div>");
document.writeln("	  <ul id=\"icsh_submenu1\">");
document.writeln("	    <li><a href=\"\/gb\/content\/2008-09\/12\/content_2567188.htm\">- 赛场概况<\/a><\/li>");
document.writeln("		<li><a href=\"\/head\/icsh_sdpd_1.html\">- 赛道品读<\/a><\/li>");
document.writeln("		<li><a href=\"\/gb\/content\/2008-09\/19\/content_2577356.htm\">- 租场赛事<\/a><\/li>");
document.writeln("		<li><a href=\"\/gb\/content\/2008-09\/12\/content_2566968.htm\">- 精彩回顾<\/a><\/li>");
document.writeln("		<li><a href=\"\/gb\/content\/2008-09\/12\/content_2566948.htm\">- 服务咨询<\/a><\/li>");
document.writeln("	  <\/ul>");
document.writeln("	  <div onmouseover=\"showhide(2)\">商务活动<\/div>");
document.writeln("	  <ul id=\"icsh_submenu2\">");
document.writeln("	    <li><a href=\"\/gb\/content\/2008-09\/12\/content_2567168.htm\">- 赛道活动<\/a><\/li>");
document.writeln("	    <li><a href=\"\/head\/icsh_hw_1.html\">- 会务活动<\/a><\/li>");
document.writeln("		<li><a href=\"\/gb\/content\/2008-09\/12\/content_2566991.htm\">- 水景广场<\/a><\/li>");
document.writeln("		<li><a href=\"\/gb\/content\/2008-09\/12\/content_2566989.htm\">- 品牌俱乐部<\/a><\/li>");
document.writeln("	  <\/ul>");
document.writeln("	  <div onmouseover=\"showhide(3)\">赛车运动<\/div>");
document.writeln("	  <ul id=\"icsh_submenu3\">");
document.writeln("	    <li><a href=\"\/gb\/content\/2008-09\/12\/content_2566869.htm\">- 业务优势<\/a><\/li>");
document.writeln("		<li><a href=\"\/gb\/content\/2008-09\/12\/content_2566872.htm\">- 驻场车队介绍<\/a><\/li>");
document.writeln("		<li><a href=\"\/gb\/content\/2008-09\/12\/content_2566888.htm\">- 专业赛车活动<\/a><\/li>");
document.writeln("	  <\/ul>");
document.writeln("	  <div onmouseover=\"showhide(4)\">乐游上赛<\/div>");
document.writeln("	  <ul id=\"icsh_submenu4\">");
document.writeln("	    <li><a href=\"\/gb\/content\/2008-09\/12\/content_2566831.htm\">- 旅游<\/a><\/li>");
document.writeln("		<li><a href=\"\/gb\/content\/2008-09\/12\/content_2566830.htm\">- 卡丁车<\/a><\/li>");
document.writeln("		<li><a href=\"\/gb\/content\/2008-09\/12\/content_2567148.htm\">- 赛道体验中心<\/a><\/li>");
document.writeln("	  <\/ul>");
document.writeln("	  <div><a href=\"\/head\/icsh_calendar.html\">活动日程<\/a><\/div>");
document.writeln("	  <div><a href=\"\/gb\/special\/node_19929.htm\">赛场新闻<\/a><\/div>");
document.writeln("	  <div><a href=\"\/gb\/special\/node_19930.htm\">赛场影音<\/a><\/div>");
document.writeln("	  <div><a href=\"\/gb\/special\/node_20265.htm\">合作伙伴<\/a><\/div>");
document.writeln("	<\/div>");
document.writeln("	<div id=\"ticket_ad\">");
document.writeln("	  <ul>");

document.writeln("<li>");
document.writeln("  <a href=\"http:\/\/www.racing-china.com\" target=\"_blank\"><img src=\"\/gb\/content\/tpllinkfiles\/jussevent_images\/ad_20080927.gif\" width=\"210\" height=\"216\" border=\"0\" \/><\/a>");
document.writeln("<\/li>");
document.writeln("<li>");
document.writeln("  <a href=\"http:\/\/www.racing-china.com\/new\/f1\/2009\/tickets_cn.html\" target=\"_blank\"><img src=\"http:\/\/www.jussevent.com\/gb\/attachment\/tpllinkfiles\/jussevent_images\/index_ad6.gif\" width=\"180\" height=\"55\" border=\"0\" \/><\/a>");
document.writeln("<\/li>");
document.writeln("	  <\/ul>");
document.writeln("	<\/div>")