function writelayer(layerID,txt)
{
    if(document.getElementById)
	{
        document.getElementById(layerID).innerHTML=txt;
    }
	else if(document.all)
	{
        document.all[layerID].innerHTML=txt;
    }
	else if(document.layers)
	{
        with(document.layers[layerID].document)
		{
             open();
             write(txt);
             close();
        }
    }
}