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 * 100 + ")";
	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)
{
  var box = document.getElementById('box'); 
  document.getElementById('filter').style.display='block';

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

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

function openfbox(formtitle, fadin)
{
  var box = document.getElementById('fbox'); 
  document.getElementById('ffilter').style.display='block';

  var btitle = document.getElementById('fboxtitle');
  btitle.innerHTML = formtitle;
  
  if(fadin)
  {
	 gradient("fbox", 0);
	 fadein("fbox");
  }
  else
  { 	
    box.style.display='block';
  }  	
}

function openvbox(formtitle, fadin)
{
  var box = document.getElementById('vbox'); 
  document.getElementById('vfilter').style.display='block';

  var btitle = document.getElementById('vboxtitle');
  btitle.innerHTML = formtitle;
  
  if(fadin)
  {
	 gradient("vbox", 0);
	 fadein("vbox");
  }
  else
  { 	
    box.style.display='block';
  }  	
}

function openmbox(formtitle, fadin)
{
  var box = document.getElementById('mbox'); 
  document.getElementById('mfilter').style.display='block';

  var btitle = document.getElementById('mboxtitle');
  btitle.innerHTML = formtitle;
  
  if(fadin)
  {
	 gradient("mbox", 0);
	 fadein("mbox");
  }
  else
  { 	
    box.style.display='block';
  }  	
}
// Close the lightbox


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

function closefbox()
{
	document.getElementById('fbox').style.display='none';
   document.getElementById('ffilter').style.display='none';
}
function closevbox()
{
	document.getElementById('vbox').style.display='none';
   document.getElementById('vfilter').style.display='none';
}

function closembox()
{
	document.getElementById('mbox').style.display='none';
   document.getElementById('mfilter').style.display='none';
}