function $1(v){return document.getElementById(v)} 
var img1 = $1("myshow1").getElementsByTagName("div"); 
var text1 = $1("myinfo1").getElementsByTagName("div");
var auto1 = '';  
var now1 = 1; 
var def1 = 0;

var count1 = 5;           //设置数量             
var speed1 = 3000;        //3秒更换一张

for(var i=0;i<count1;i++ ){ 
    //img1   
    img1[i].style.display = "none"; 
    img1[i].onmouseover = function(){clearAuto1()} 
    img1[i].onmouseout = function(){setAuto1()} 
	 
    //text1  
    text1[i].style.display = "none"; 
    text1[i].onmouseover = function(){clearAuto1()} 
    text1[i].onmouseout = function(){setAuto1()} 
} 

img1[def1].style.display = "block"; 
text1[def1].style.display = "block"; 


 
  
function setImg1(v){     
    try{ 
        with (bimg){ 
            filters[0].Apply();  
            for(var i=0;i<count1;i++){ 
                img1[i].style.display = "none";     
                text1[i].style.display = "none";    

            }     
            img1[v].style.display = "block"; 
            text1[v].style.display = "block";         

            filters[0].play();      
        } 
    } 
    catch(e){         
        for(var i=0;i<count1;i++){ 
            img1[i].style.display = "none";     
            text1[i].style.display = "none"; 
        }             
        img1[v].style.display = "block"; 
        text1[v].style.display = "block"; 
    } 
} 

function changeBar1(v){ 
    setImg1(v); 
    
	now1 = v+1;
}  

function setChange1(){ 
	
    if(now1<count1){ 
        changeBar1(now1);         
        } 
    else{ 
        now1 = 0; 
        changeBar1(now1); 
    } 
} 
function setAuto1(){ auto1 = setInterval("setChange1()", speed1)} 
function clearAuto1(){clearInterval(auto1)} 
setAuto1();