var baseopacity=30;

function slowhigh(which2){
	imgobj=which2;
	browserdetect=which2.filters? "ie" : typeof which2.style.MozOpacity=="string"? "mozilla" : "";
	instantset(baseopacity);
	highlighting=setInterval("gradualfade(imgobj)",50);
}

function slowlow(which2){
	cleartimer();
	instantset(baseopacity);
}

function instantset(degree){
	if (browserdetect=="mozilla")
		imgobj.style.MozOpacity=degree/100;
	else if (browserdetect=="ie")
			imgobj.filters.alpha.opacity=degree;
}

function cleartimer(){
	if (window.highlighting) clearInterval(highlighting);
}

function gradualfade(cur2){
	if (browserdetect=="mozilla" && cur2.style.MozOpacity<1)
		cur2.style.MozOpacity=Math.min(parseFloat(cur2.style.MozOpacity)+0.1, 0.99);
	else if (browserdetect=="ie" && cur2.filters.alpha.opacity<100)
			cur2.filters.alpha.opacity+=10;
		else if (window.highlighting)
			clearInterval(highlighting);
}