function showlink(h_link,v_link)
   {
	   if (h_link==0)
          document.getElementById("horizontallink").style.display = "none";
	    else
		  document.getElementById("horizontallink").style.display = ""; 
		  
		
		   
   }
   
   function showlink_bot(h_link,v_link)
   {
	   if (h_link==0)
          document.getElementById("horizontallink").style.display = "none";
	    else
		  document.getElementById("horizontallink").style.display = ""; 
		  
		if(v_link==0)  
           document.getElementById("verticallink").style.display = "none";
		else
		   document.getElementById("verticallink").style.display = "";
		   
   }