function goright(){
var speed=10//速度数值越大速度越慢 
demo2.innerhtml=demo1.innerhtml 
function marquee(){ 
if(demo2.offsetwidth-demo.scrollleft<=0) 
demo.scrollleft-=demo1.offsetwidth 
else{ 
demo.scrollleft=demo.scrollleft+1; 
} 
} 
var mymar=setinterval(marquee,10) 
demo.onmouseover=function() {clearinterval(mymar)} 
demo.onmouseout=function() {mymar=setinterval(marquee,10)} 
}
function contentsize(size)
{
var obj=document.getelementbyid("newscontent");obj.style.fontsize=size+"px";
}
function showlyadd(i)
{
	if(i==1)
{
	
document.getelementbyid("lyadd").style.display="none";
document.getelementbyid("lylist").style.display="";
}
else
{
	//alert("dd");
document.getelementbyid("lyadd").style.display="";
document.getelementbyid("lylist").style.display="none";
}
}

function lycb(e)
{if(e.name.value=="")
{
alert("留言人不能为空");
return false;
}
if(e.qq.value=="")
{
alert("电话不能为空");
return false;
}
if(e.gcode.value=="")
{
alert("验证码不能为空");
return false;
}
if(e.info.value=="")
{
alert("详细信息不能为空");
return false;
}
}


function settransition(){ 
if (document.all){ 
banneradrotator.filters.revealtrans.transition=math.floor(math.random()*23); 
banneradrotator.filters.revealtrans.apply(); 
} 
} 
 
function playtransition(){ 
if (document.all) 
banneradrotator.filters.revealtrans.play() 
} 
 
function nextad(){ 
if(adnum<bannerad.length-1)adnum++ ; 
else adnum=0; 
settransition(); 
document.images.banneradrotator.src=bannerad[adnum]; 
playtransition(); 
thetimer=settimeout("nextad()", 7000); 
} 
 
function jump2url(){ 
jumpurl=banneradlink[adnum]; 
jumptarget='_blank'; 
if (jumpurl != ''){ 
if (jumptarget != '')window.open(jumpurl,jumptarget); 
else location.href=jumpurl; 
} 
} 
function displaystatusmsg() { 
status=banneradlink[adnum]; 
document.returnvalue = true; 
}