function gradient(id, level)
{
	var formcontainer = document.getElementById(id);
	formcontainer.style.opacity = level;
	formcontainer.style.MozOpacity = level;
	formcontainer.style.KhtmlOpacity = level;
	formcontainer.style.filter = "alpha(opacity=" + level * 100 + ")";
	formcontainer.style.display="block";
	return;
}


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


function openPopup(fadin)
{

  var formcontainer = document.getElementById('formcontainer'); 
  document.getElementById('formfilter').style.display='block';

  var btitle = document.getElementById('formheader');
  
  if(fadin)
  {
	 gradient("formcontainer", 0);
	 fadein("formcontainer");
  }
  else
  { 	
    formcontainer.style.display='block';
  }

 	
}

function closeformcontainer()
{
   document.getElementById('formcontainer').style.display='none';
   document.getElementById('formfilter').style.display='none';
}