function showname(nbr,text_pos){
		var spanid = "s"+nbr;
		nbr_pointer = document.getElementById(nbr);
		span_pointer = document.getElementById(spanid);
		
  		nbr_pointer.style.display = "block";
		span_pointer.style.backgroundPosition = "center top";
		
		if(text_pos == "right"){
		   text_pointer = document.getElementById("right");		  
		   text_pointer.style.display = "block";
		   }
		   else{
		   text_pointer = document.getElementById("right");
		   text_pointer.style.display = "none";			   
		   }
		if(text_pos == "left"){
		   text_pointer = document.getElementById("left");		  
		   text_pointer.style.display = "block";
		   }
		   else{
		   text_pointer = document.getElementById("left");
		   text_pointer.style.display = "none";			   
		   }
	}
	
function hidename(nbr,text_pos){
		var spanid = "s"+nbr;
		nbr_pointer = document.getElementById(nbr);
		span_pointer = document.getElementById(spanid);
		
  		nbr_pointer.style.display = "none";
		span_pointer.style.backgroundPosition = "0px 20px";
	}