var baseopacity=100

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>0.5)
		cur2.style.MozOpacity=Math.min(parseFloat(cur2.style.MozOpacity)-0.1, 0.5)
	else if (browserdetect=="ie" && cur2.filters.alpha.opacity>50)
		cur2.filters.alpha.opacity-=10
	else if (window.highlighting)
		clearInterval(highlighting)
}