//首页产品分类展示
function tabClick( idx ) {

if(idx == 1 ) 
{
  document.all.cp__1.src = "images/bai_18.jpg";
  cpContent__1.style.visibility = "visible";
  cpContent__1.style.display = "block";
  
  document.all.cp__2.src = "images/bai2_19.jpg";
  cpContent__2.style.visibility = "hidden";
  cpContent__2.style.display = "none";
    
  document.all.cp__3.src = "images/bai2_20.jpg";
  cpContent__3.style.visibility = "hidden";
  cpContent__3.style.display = "none";
    
  document.all.cp__4.src = "images/bai2_21.jpg";
  cpContent__4.style.visibility = "hidden";
  cpContent__4.style.display = "none";
    
  document.all.cp__5.src = "images/bai2_22.jpg";
  cpContent__5.style.visibility = "hidden";
  cpContent__5.style.display = "none";
    
  document.all.cp__6.src = "images/bai2_23.jpg";
  cpContent__6.style.visibility = "hidden";
  cpContent__6.style.display = "none";
    
  document.all.cp__7.src = "images/bai2_24.jpg";
  cpContent__7.style.visibility = "hidden";
  cpContent__7.style.display = "none";

}

if(idx == 2 ) 
{
  document.all.cp__1.src = "images/bai2_18.jpg";
  cpContent__1.style.visibility = "hidden";
  cpContent__1.style.display = "none";
  
  document.all.cp__2.src = "images/bai_19.jpg";
  cpContent__2.style.visibility = "visible";
  cpContent__2.style.display = "block";
    
  document.all.cp__3.src = "images/bai2_20.jpg";
  cpContent__3.style.visibility = "hidden";
  cpContent__3.style.display = "none";
    
  document.all.cp__4.src = "images/bai2_21.jpg";
  cpContent__4.style.visibility = "hidden";
  cpContent__4.style.display = "none";
    
  document.all.cp__5.src = "images/bai2_22.jpg";
  cpContent__5.style.visibility = "hidden";
  cpContent__5.style.display = "none";
    
  document.all.cp__6.src = "images/bai2_23.jpg";
  cpContent__6.style.visibility = "hidden";
  cpContent__6.style.display = "none";
    
  document.all.cp__7.src = "images/bai2_24.jpg";
  cpContent__7.style.visibility = "hidden";
  cpContent__7.style.display = "none";

}
if(idx == 3 ) 
{
  document.all.cp__1.src = "images/bai2_18.jpg";
  cpContent__1.style.visibility = "hidden";
  cpContent__1.style.display = "none";
  
  document.all.cp__2.src = "images/bai2_19.jpg";
  cpContent__2.style.visibility = "hidden";
  cpContent__2.style.display = "none";
    
  document.all.cp__3.src = "images/bai_20.jpg";
  cpContent__3.style.visibility = "visible";
  cpContent__3.style.display = "block";
    
  document.all.cp__4.src = "images/bai2_21.jpg";
  cpContent__4.style.visibility = "hidden";
  cpContent__4.style.display = "none";
    
  document.all.cp__5.src = "images/bai2_22.jpg";
  cpContent__5.style.visibility = "hidden";
  cpContent__5.style.display = "none";
    
  document.all.cp__6.src = "images/bai2_23.jpg";
  cpContent__6.style.visibility = "hidden";
  cpContent__6.style.display = "none";
    
  document.all.cp__7.src = "images/bai2_24.jpg";
  cpContent__7.style.visibility = "hidden";
  cpContent__7.style.display = "none";

}
if(idx == 4 ) 
{
  document.all.cp__1.src = "images/bai2_18.jpg";
  cpContent__1.style.visibility = "hidden";
  cpContent__1.style.display = "none";
  
  document.all.cp__2.src = "images/bai2_19.jpg";
  cpContent__2.style.visibility = "hidden";
  cpContent__2.style.display = "none";
    
  document.all.cp__3.src = "images/bai2_20.jpg";
  cpContent__3.style.visibility = "hidden";
  cpContent__3.style.display = "none";
    
  document.all.cp__4.src = "images/bai_21.jpg";
  cpContent__4.style.visibility = "visible";
  cpContent__4.style.display = "block";
    
  document.all.cp__5.src = "images/bai2_22.jpg";
  cpContent__5.style.visibility = "hidden";
  cpContent__5.style.display = "none";
    
  document.all.cp__6.src = "images/bai2_23.jpg";
  cpContent__6.style.visibility = "hidden";
  cpContent__6.style.display = "none";
    
  document.all.cp__7.src = "images/bai2_24.jpg";
  cpContent__7.style.visibility = "hidden";
  cpContent__7.style.display = "none";

}
if(idx == 5 ) 
{
  document.all.cp__1.src = "images/bai2_18.jpg";
  cpContent__1.style.visibility = "hidden";
  cpContent__1.style.display = "none";
  
  document.all.cp__2.src = "images/bai2_19.jpg";
  cpContent__2.style.visibility = "hidden";
  cpContent__2.style.display = "none";
    
  document.all.cp__3.src = "images/bai2_20.jpg";
  cpContent__3.style.visibility = "hidden";
  cpContent__3.style.display = "none";
    
  document.all.cp__4.src = "images/bai2_21.jpg";
  cpContent__4.style.visibility = "hidden";
  cpContent__4.style.display = "none";
    
  document.all.cp__5.src = "images/bai_22.jpg";
  cpContent__5.style.visibility = "visible";
  cpContent__5.style.display = "block";
    
  document.all.cp__6.src = "images/bai2_23.jpg";
  cpContent__6.style.visibility = "hidden";
  cpContent__6.style.display = "none";
    
  document.all.cp__7.src = "images/bai2_24.jpg";
  cpContent__7.style.visibility = "hidden";
  cpContent__7.style.display = "none";

}
if(idx == 6 ) 
{
  document.all.cp__1.src = "images/bai2_18.jpg";
  cpContent__1.style.visibility = "hidden";
  cpContent__1.style.display = "none";
  
  document.all.cp__2.src = "images/bai2_19.jpg";
  cpContent__2.style.visibility = "hidden";
  cpContent__2.style.display = "none";
    
  document.all.cp__3.src = "images/bai2_20.jpg";
  cpContent__3.style.visibility = "hidden";
  cpContent__3.style.display = "none";
    
  document.all.cp__4.src = "images/bai2_21.jpg";
  cpContent__4.style.visibility = "hidden";
  cpContent__4.style.display = "none";
    
  document.all.cp__5.src = "images/bai2_22.jpg";
  cpContent__5.style.visibility = "hidden";
  cpContent__5.style.display = "none";
    
  document.all.cp__6.src = "images/bai_23.jpg";
  cpContent__6.style.visibility = "visible";
  cpContent__6.style.display = "block";
    
  document.all.cp__7.src = "images/bai2_24.jpg";
  cpContent__7.style.visibility = "hidden";
  cpContent__7.style.display = "none";

}
if(idx == 7 ) 
{
  document.all.cp__1.src = "images/bai2_18.jpg";
  cpContent__1.style.visibility = "hidden";
  cpContent__1.style.display = "none";
  
  document.all.cp__2.src = "images/bai2_19.jpg";
  cpContent__2.style.visibility = "hidden";
  cpContent__2.style.display = "none";
    
  document.all.cp__3.src = "images/bai2_20.jpg";
  cpContent__3.style.visibility = "hidden";
  cpContent__3.style.display = "none";
    
  document.all.cp__4.src = "images/bai2_21.jpg";
  cpContent__4.style.visibility = "hidden";
  cpContent__4.style.display = "none";
    
  document.all.cp__5.src = "images/bai2_22.jpg";
  cpContent__5.style.visibility = "hidden";
  cpContent__5.style.display = "none";
    
  document.all.cp__6.src = "images/bai2_23.jpg";
  cpContent__6.style.visibility = "hidden";
  cpContent__6.style.display = "none";
    
  document.all.cp__7.src = "images/bai_24.jpg";
  cpContent__7.style.visibility = "visible";
  cpContent__7.style.display = "block";

}}