function expandcontent(sc_name)
{
  var sc_list = new Array(3);
  var sc_list = new Array("sc1","sc2","sc3");
  var i;
  var fetched_sc_name;
  
  
  for (i=0; i<3; i++)
  {
    fetched_sc_name = sc_list[i];
    
    if( fetched_sc_name == sc_name )
    {
      document.getElementById(sc_name).style.display="block";   
    }
    else
    {
      document.getElementById(fetched_sc_name).style.display="none"; 
    }
  } 
}