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