function menuFix() {
 var sfEls = document.getElementById("nav").getElementsByTagName("li");
 for (var i=0; i<sfEls.length; i++) {
  sfEls[i].onmouseover=function() {
  this.className+=(this.className.length>0? " ": "") + "sfhover";
  }
  sfEls[i].onMouseDown=function() {
  this.className+=(this.className.length>0? " ": "") + "sfhover";
  }
  sfEls[i].onMouseUp=function() {
  this.className+=(this.className.length>0? " ": "") + "sfhover";
  }
  sfEls[i].onmouseout=function() {
  this.className=this.className.replace(new RegExp("( ?|^)sfhover\\b"),

"");
  }
 }
}
window.onload=menuFix;
//Flash active
function useSwf(swfUrl,swfW,swfH,wmode,swfID)
{
	if(swfID){idStr='id='+swfID}else{idStr=''}
	if(wmode){
		wmodeStr1='<param name="wmode" value="transparent" />'
		wmodeStr2='wmode=transparent'
	} else {
		wmodeStr1='';
		wmodeStr2='';
	}
	document.write('<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,28,0" '+idStr+' width='+swfW+' height='+swfH+'>')
	document.write('<param name="movie" value="'+swfUrl+'" />')
	document.write('<param name="menu" value="false" />')
	document.write('<param name="quality" value="high" />')
	document.write(wmodeStr1)
	document.write('<embed src="'+swfUrl+'" width='+swfW+' height='+swfH+' '+idStr+' '+wmodeStr2+' menu=false quality=high type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer" />')
	document.write('</object>')
}



//��ҳѡ�ͨ��
function setTab(m,n,obj){
	obj.t=setTimeout(function(){
 var tli=document.getElementById("tab"+m).getElementsByTagName("li");
 var mli=document.getElementById("content_news_list"+m).getElementsByTagName("ul");
 for(i=0;i<tli.length;i++){
  tli[i].className=i==n?"hover":"";
  mli[i].style.display=i==n?"block":"none";
 }
 },500)//�����ͣʱ�� Խ��Խ��
		obj.onmouseout=function(){clearTimeout(this.t)}
}