// warning generator

function warningGenerator () 

	{
	alert('')
	}

function swap(targetId)
	{
  
  	if (document.getElementById)
    	{
        target = document.getElementById(targetId);
        
            if (target.style.display == "none")
                {
                target.style.display = "";
                } 
            
            else 
                {
                target.style.display = "none";
                }
                
		}
	}