function show(obj){
  var navObj=document.getElementById('other');
  navObj.style.display='block';
  navObj.onmouseout=function(){ navObj.style.display='none';}
}

function chaM(obj,type){
  var searchSelect=new Array();
  searchSelect['news']=[
    '搜新闻','\
    <option value="http://news.baidu.com/ns?ie=utf-8&tn=news&from=news&word=" selected>百度</option>\
    <option value="http://news.google.com.hk/news/search?pz=1&cf=all&ned=cn&hl=zh-CN&q=">google</option>\
	'
  ];
  searchSelect['index']=[
    '搜网页','\
	<option value="http://www.google.com.hk/search?hl=zh-CN&q=">Google</option>\
    <option value="http://www.baidu.com/s?ie=utf-8&word=" selected="selected">百度</option>\
    <option value="http://www.sogou.com/web?ie=utf8&query=">搜狗</option>\
    <option value="http://www.soso.com/q?ie=utf-8&w=">搜搜</option>\
	'
  ];
  searchSelect['image']=[
    '搜图片','\
    <option value="http://images.google.com.hk/images?hl=zh-CN&q=" selected>google</option>\
    <option value="http://image.baidu.com/i?ie=utf-8&ct=201326592&cl=2&lm=-1&tn=baiduimage&pv=&z=0&s=0&word=">百度</option>\
	'
  ];
  searchSelect['music']=[
    '搜音乐','\
    <option value="http://mp3.baidu.com/m?ie=utf-8&f=ms&rn=&tn=baidump3&ct=134217728&lm=0&word=" selected>百度</option>\
    <option value="http://www.google.cn/music/search?q=">Google</option>\
    <option value="http://music.cn.yahoo.com/search?ei=utf-8&pid=ysearch&mimetype=mp3&p=">雅虎</option>\
    <option value="http://d.sogou.com/music.so?ie=utf8&query=">搜狗</option>\
	<option value="http://search.520music.com/?q=">我爱听</option>\
	'
  ];
  searchSelect['video']=[
    '搜视频','\
    <option value="http://video.baidu.com/v?ie=utf-8&ct=301989888&rn=20&pn=0&db=0&s=0&word=" selected>百度</option>\
    <option value="http://video.google.cn/videosearch?hl=zh-CN&q=">Google</option>\
    <option value="http://so.youku.com/search_video/q_">优酷</option>\
	<option value="http://so.ku6.com/v/q">酷6网</option>\
	<option value="http://so.56.com/index?type=video&charset=utf-8&bn=&key=">56网</option>\
	<option value="http://search.video.sina.com.cn/search.php?ie=utf-8&type=boke&stype=1&s=sup&k=">新浪</option>\
	'
  ];
  searchSelect['movie']=[
    '搜影视','\
	<option value="http://movie.gougou.com/search?ie=utf-8&search=" selected>狗狗</option>\
    <option value="http://so.youku.com/search_video/q_">优酷</option>\
	<option value="http://video.search.yahoo.com/search/video?toggle=1&ei=utf-8&p=">Yahoo</option>\
	'
  ];
  searchSelect['game']=[
    '搜游戏','\
    <option value="http://game.gougou.com/search?ie=utf-8&restype=1&search=" selected>迅雷</option>\
    <option value="http://youxi.baidu.com/">百度</option>\
	'
  ];
  searchSelect['shop']=[
    '搜商品','\
    <option value="http://search.taobao.com/search?ie=utf-8&commend=all&source=search1&q=" selected>淘宝</option>\
    <option value="http://www.amazon.cn/mn/searchApp?ie=utf-8&ix=sunray&pageletid=headsearch&searchType=&keywords=">卓越</option>\
	'
  ];
  
  searchSelect['map']=[
    '搜地图','\
    <option value="http://map.baidu.com/#ie=utf-8&word=">百度</option>\
    <option value="http://ditu.google.cn/maps?hl=zh-CN&tab=il&q=" selected>Google</option>\
    <option value="http://map.sogou.com/new/#ie=utf8&lq=">搜狗</option>\
	'
  ];
  
  try{document.getElementById('searchNavIs').id=null;}catch(err){}
  try{obj.id='searchNavIs';}catch(err){}
  try{document.getElementById('ou').innerHTML='<select name="go" id="go">'+searchSelect[type][1]+'</select>';}catch(err){}
  try{document.getElementById('sb').value=searchSelect[type][0];}catch(err){}
  try{document.getElementById('is').value=type;}catch(err){}
}