// preload images
slide01 = new Image(1,1); 
slide01.src="./images/slide01"; 
slide02 = new Image(1,1); 
slide02.src="./images/slide02"; 
slide03 = new Image(1,1); 
slide03.src="./images/slide03"; 
slide04 = new Image(1,1); 
slide04.src="./images/slide04"; 
slide05 = new Image(1,1); 
slide05.src="./images/slide05"; 
slide06 = new Image(1,1); 
slide06.src="./images/slide06"; 
slide07 = new Image(1,1); 
slide07.src="./images/slide07"; 
slide08 = new Image(1,1); 
slide08.src="./images/slide08"; 
slide09 = new Image(1,1); 
slide09.src="./images/slide09"; 
slide10 = new Image(1,1); 
slide10.src="./images/slide10"; 

var _numImages = 9;

function getObject(sID) {return document.getElementById ? document.getElementById(sID) : document.all ? document.all[sID] : null;}

function setImage()
{
	var imgAnimal = getObject('imgAnimal');
	if (!imgAnimal)
		return;
		
	var random = Math.round((_numImages - 1) * Math.random()) + 1;
	if (random < 10)
		imgAnimal.src = './images/slide0' + random + '.png';
	else
		imgAnimal.src = './images/slide' + random  + '.png';
}

function ShowImage(sID, sURL)
{
    var img = getObject(sID);
    if (!img)
        return;
        
    img.src = sURL;
    
    return false;
}