function tabClick( idx ) {

if(idx == 1 ) 
{
  tabContent__1.style.visibility = "visible";
  tabContent__1.style.display = "block";
  
  tabContent__2.style.visibility = "hidden";
  tabContent__2.style.display = "none";
  
  tabContent__3.style.visibility = "hidden";
  tabContent__3.style.display = "none";
  
  
}

if(idx == 2 ) 
{
  tabContent__2.style.visibility = "visible";
  tabContent__2.style.display = "block";
 

  tabContent__1.style.visibility = "hidden";
  tabContent__1.style.display = "none";
 
  tabContent__3.style.visibility = "hidden";
  tabContent__3.style.display = "none";

}

if(idx == 3 ) 
{

  tabContent__3.style.visibility = "visible";
  tabContent__3.style.display = "block";
 

  tabContent__1.style.visibility = "hidden";
  tabContent__1.style.display = "none";
 

  tabContent__2.style.visibility = "hidden";
  tabContent__2.style.display = "none";

  
}


}