function gradient(id, level)
{
	var box = document.getElementById(id);
	box.style.opacity = level;
	box.style.MozOpacity = level;
	box.style.KhtmlOpacity = level;
	box.style.filter = "alpha(opacity=" + level+ ")";
	box.style.display="block";
	return;
}


function fadein(id) 
{
	var level = 0;
	while(level <= 1)
	{
		setTimeout( "gradient('" + id + "'," + level + ")", (level* 1000) + 10);
		level += 0.01;
	}
}


// Open the lightbox

function openbox(formtitle, fadin)
{
	 
  
  checked = readCookie('surveyChecked');

  if (!checked){   
	var box = document.getElementById('box'); 
	var btitle = document.getElementById('boxtitle');
 
	document.getElementById('filter').style.display='block';
	btitle.innerHTML = formtitle;
  
/*  if(fadin)
  {
	 gradient("box", 0);
	 fadein("box");
  }
  else
  { 	*/
    box.style.display='block';
/*  }  	*/

  
  }
}	

// Close the lightbox

function closebox()
{
   document.getElementById('box').style.display='none';
   document.getElementById('filter').style.display='none';
}