function fadeIn(id,f,t,n,v,to) {

	element = document.getElementById(id);
	element.style.opacity = (v/100);
	element.style.filter = "alpha(opacity=" + v + ")";
 
	if (parseInt(v+n) < t) { setTimeout("fadeIn('" + id + "'," + f + "," + t + "," + n + "," + parseInt(v+n) + "," + to + ")",parseInt(to)); }

}

function setMargin() {

	element = document.getElementsByTagName("html").item(0);
	h1 = element.offsetHeight;
	h2 = window.innerHeight;
	
	if (h1>h2) { h = h1; } else { h = h2; }	
	if (!h2) { h = h1; }
		
	if (h > 615) {
		
		m = (h-615)/2;
		document.getElementById("main").style.marginTop = m + "px";
		document.getElementById("main").style.marginBottom = m + "px";
	
	}

}