document.write('<STYLE TYPE="text/css">.imgTrans{ filter:revealTrans(duration=1.0,transition=12) }</STYLE>');

document.write('<STYLE TYPE="text/css">.imgTrans{ filter:blendTrans(duration=1.5) }</STYLE>');

var onImages=new Array();
function Rollover(imgName, imgSrc)
{
	onImages[imgName] = new Image();
	onImages[imgName].src = imgSrc;
}

function turnOn(imgName){ 
	if(document.images[imgName].filters != null)
		document.images[imgName].filters[0].apply();
	document.images[imgName].offSrc = document.images[imgName].src;
	document.images[imgName].src    = onImages[imgName].src;
	if(document.images[imgName].filters != null)
		document.images[imgName].filters[0].play();
}

function turnOff(imgName){ 
	if(document.images[imgName].filters != null)
		document.images[imgName].filters[0].stop();
	document.images[imgName].src = document.images[imgName].offSrc;
}


Rollover("para",  "images/para2.gif");
Rollover("surf", "images/surf2.gif");
Rollover("hike", "images/hike2.gif");
Rollover("trek", "images/trek2.gif");