function ChangeItem(id,state)
{
      var oDiv = document.getElementById(id + "itemsummary"); 
      var sIcon = document.getElementById("showimage" + id); 
      var hIcon = document.getElementById("hideimage" + id);
      
      if (state=='hide')
          {
              oDiv.style.display = "none"; 
              hIcon.style.display = "none"; 
              sIcon.style.display = "block";
          } 
          
      if (state=='show')
          {
              oDiv.style.display = "block"; 
              hIcon.style.display = "block"; 
              sIcon.style.display = "none";
          }
          
          
      
}