function koniec()
	
	{
		
	document.getElementById('trailimageid').style.visibility = 'hidden';
	document.getElementById('trailimageid').className = 'opacity';
	}
	
function opacity(option)

{
	
	if(option == '8')
	{
	document.getElementById('trailimageid').className = 'opacity8';
	setTimeout("opacity('7')",50);
	}
	
	if(option == '7')
	{

	document.getElementById('trailimageid').className = 'opacity7';
	setTimeout("opacity('6')",50);
	}
	
	if(option == '6')
	{
	document.getElementById('trailimageid').className = 'opacity6';
	setTimeout("opacity('5')",50);	
	}
	
	if(option == '5')
	{
	document.getElementById('trailimageid').className = 'opacity5';
	setTimeout("opacity('4')",50);
	}
	
	if(option == '4')
	
	{
	document.getElementById('trailimageid').className = 'opacity4';
	setTimeout("opacity('3')",50);
	}
	
	if(option == '3')
	
	{
	document.getElementById('trailimageid').className = 'opacity3';
	setTimeout("opacity('2')",50);
	}
	
	if(option == '2')
	
	{
	document.getElementById('trailimageid').className = 'opacity2';
	setTimeout("opacity('1')",50);
	}
	
	if(option == '1')
	
	{
	document.getElementById('trailimageid').className = 'opacity1';
	setTimeout("opacity('0')",50);
	}
	
	if(option == '0'){
		koniec();
	}
	
}

function on_loading (mesg)

{

document.getElementById('trailimageid').style.visibility = 'visible';
document.getElementById('loading').innerHTML = mesg;

}

function off_loading ()

{

setTimeout("opacity('8')",1000);

}