// toggle visibility 

function toggle( targetId,itemNo ){
	
  if (document.getElementById){
	  
	  for ( var i=1; i<=itemNo; i++){
  		var target = document.getElementById( targetId + i );
		
  			if (target.style.display == "none"){
  				target.style.display = "";
  			} else {
  				target.style.display = "none";
  			}
	}
  }
}

function toggleLi( targetLiId1,myddID ){
  if (document.getElementById){
	  
  		targetLi1 = document.getElementById( targetLiId1 );
  		targetDD = document.getElementById( "mydd" + myddID );
		
  			if (targetLi1.style.display == "none"){
  				targetLi1.style.display = "";
				targetDD.style.fontWeight = "bold";
  			} else {
  				targetLi1.style.display = "none";
				targetDD.style.fontWeight = "normal";				
  			}
  	}
}