function toggle(objid)
{
  my_obj = document.getElementById(objid);
  if (my_obj.style.display == 'none')
  {
    my_obj.style.display = '';
  }
    else
  {
    my_obj.style.display = 'none';
  }
  
switch(objid)
{
case "menucat1":
 
  document.getElementById("menucat2").style.display = 'none' 
  document.getElementById("menucat3").style.display = 'none' 
  document.getElementById("menucat4").style.display = 'none' 
  document.getElementById("menucat5").style.display = 'none' 
  document.getElementById("menucat6").style.display = 'none' 
  document.getElementById("menucat7").style.display = 'none' 
  break;    
case "menucat2":

  document.getElementById("menucat1").style.display = 'none' 
 
  document.getElementById("menucat3").style.display = 'none' 
  document.getElementById("menucat4").style.display = 'none' 
  document.getElementById("menucat5").style.display = 'none' 
  document.getElementById("menucat6").style.display = 'none' 
  document.getElementById("menucat7").style.display = 'none' 
  break;    
   
case "menucat3":
  document.getElementById("menucat1").style.display = 'none' 
  document.getElementById("menucat2").style.display = 'none' 
 
  document.getElementById("menucat4").style.display = 'none' 
  document.getElementById("menucat5").style.display = 'none' 
  document.getElementById("menucat6").style.display = 'none' 
  document.getElementById("menucat7").style.display = 'none' 
  break;    
    
case "menucat4":
  document.getElementById("menucat1").style.display = 'none' 
  document.getElementById("menucat2").style.display = 'none' 
  document.getElementById("menucat3").style.display = 'none' 
 
  document.getElementById("menucat5").style.display = 'none' 
  document.getElementById("menucat6").style.display = 'none' 
  document.getElementById("menucat7").style.display = 'none' 
  break;    
  
case "menucat5":
  document.getElementById("menucat1").style.display = 'none' 
  document.getElementById("menucat2").style.display = 'none' 
  document.getElementById("menucat3").style.display = 'none' 
  document.getElementById("menucat4").style.display = 'none' 
 
  document.getElementById("menucat6").style.display = 'none' 
  document.getElementById("menucat7").style.display = 'none' 
  break;    
  
case "menucat6":
  document.getElementById("menucat1").style.display = 'none' 
  document.getElementById("menucat2").style.display = 'none' 
  document.getElementById("menucat3").style.display = 'none' 
  document.getElementById("menucat4").style.display = 'none' 
  document.getElementById("menucat5").style.display = 'none' 
 
  document.getElementById("menucat7").style.display = 'none' 
  break;    
  
case "menucat7":
  document.getElementById("menucat1").style.display = 'none' 
  document.getElementById("menucat2").style.display = 'none' 
  document.getElementById("menucat3").style.display = 'none' 
  document.getElementById("menucat4").style.display = 'none' 
  document.getElementById("menucat5").style.display = 'none' 
  document.getElementById("menucat6").style.display = 'none'  
  break;    
    
default:
  break;    
}
 
 
}