function $(o) {
  return document.getElementById(o);
}
function sel(v,c) {
  t=v.split('|');
  for(i=0;i<t.length;i++) {
    $('eiN'+t[i]).className='eiNn';
    $('eiN'+t[i]+'C').style.display='none';
  }
  $('eiN'+t[0]).className='eiNs';
  $('eiN'+t[0]+'C').style.display='block';
  setCookie(c,v,now);
}
function selc(o,m,n) {
  for(i=0;i<n;i++) {
    $(o+'T'+i).className='eiConLn';
    $(o+'C'+i).style.display='none';
  }	
  $(o+'T'+m).className='eiConLs';
  $(o+'C'+m).style.display='block';
}
function setCookie(name,value,expires,path,domain,secure) {
	document.cookie=name+"="+escape(value)+
		((expires)?";expires="+expires.toGMTString():"")+
        ((path)?";path="+path:"")+
        ((domain)?";domain="+domain:"")+
        ((secure)?";secure":"");
}

function getCookie(name) {
    var dc=document.cookie;
    var prefix=name+"=";
    var begin=dc.indexOf("; "+prefix);
    if(begin==-1) {
        begin=dc.indexOf(prefix);
        if(begin!=0) return null;
    }
	else{
        begin+=2;
    }
    var end=document.cookie.indexOf(";",begin);
    if(end==-1){
        end=dc.length;
    }
    return unescape(dc.substring(begin+prefix.length,end));
}

function deleteCookie(name,path,domain) {
    if (getCookie(name)) {
        document.cookie=name+"="+
            ((path)?";path="+path:"")+
            ((domain)?";domain="+domain:"")+
            "; expires=Thu, 01-Jan-70 00:00:01 GMT";
    }
}

function fixDate(date) { 
    var base = new Date(0) 
    var skew = base.getTime() 
    if (skew > 0) 
    date.setTime(date.getTime() - skew) 
} 
var now = new Date() 
fixDate(now) 
now.setTime(now.getTime() + 365 * 24 * 60 * 60 * 1000) 

function showhide(o,sh) {

}
function hidediv(o) {
	$(o).style.display='none';
}
function showdiv(o) {
	$(o).style.display='block';
}



lastScrollY=0;
function scroll()
{
	if(document.documentElement.scrollTop>200)
	{
		//alert(document.documentElement.scrollTop);
		$("s1_l").style.display="";
	}else
	{
		$("s1_l").style.display="none";
	}
	var diffY;
	if (document.documentElement && document.documentElement.scrollTop)
	diffY = document.documentElement.scrollTop;
	else if (document.body)
	diffY = document.body.scrollTop
	else {/*Netscape stuff*/}
	percent=.1*(diffY-lastScrollY); 
	if(percent>0)percent=Math.ceil(percent); 
	else percent=Math.floor(percent); 

	$("s1_l").style.top=parseInt($("s1_l").style.top)+percent+"px";
	lastScrollY=lastScrollY+percent; 
	
	
}
window.setInterval("scroll()",5); //在这句前加“//”可以让对联不滚动