//*************µ¼º½Ìõ***************
function ShowMainNavBar(){
with(document){
write("<iframe src='http://it.rising.com.cn/globalscriptlib/nav_top.html' height='110' width='100%' scrolling='no' noResize border='0' frameBorder='0' marginheight='0' marginwidth='0'></iframe>");
}
}