activePicture = new Array(5);
overedPicture = new Array(5);
passivePicture = new Array(5);

function colorOver(obj, picno) {
	if (overedPicture[picno]) obj.src = overedPicture[picno].src
};
function colorOut(obj, picno) {
	if (passivePicture[picno]) obj.src = passivePicture[picno].src
};
function doActive(picno) {
	if (document.images && activePicture[picno]){
		for (i = 0; i < 8; i++) {
			try{
				if(i==picno) document.images["link" + i].src = activePicture[i].src
				else document.images["link" + i].src = passivePicture[i].src
			}catch(err){}
		}
	}
};

function initPictures(imageDir) {

	if (document.images) {
		for (i = 0; i < 8; i++) {
			activePicture[i] = new Image();
			overedPicture[i] = new Image();
			passivePicture[i] = new Image();
		}
		passivePicture[0].src = imageDir+'offAna1.png';
		activePicture[0].src = imageDir+'on1.png';
		overedPicture[0].src = imageDir+'over1.png';
		passivePicture[1].src = imageDir+'offAna2.png';
		activePicture[1].src = imageDir+'on2.png';
		overedPicture[1].src = imageDir+'over2.png';
		passivePicture[2].src = imageDir+'offAna3.png';
		activePicture[2].src = imageDir+'on3.png';
		overedPicture[2].src = imageDir+'over3.png';
		passivePicture[3].src = imageDir+'offAna4.png';
		activePicture[3].src = imageDir+'on4.png';
		overedPicture[3].src = imageDir+'over4.png';
		passivePicture[4].src = imageDir+'offAna5.png';
		activePicture[4].src = imageDir+'on5.png';
		overedPicture[4].src = imageDir+'over5.png';
		passivePicture[5].src = imageDir+'offAna6.png';
		activePicture[5].src = imageDir+'on6.png';
		overedPicture[5].src = imageDir+'over6.png';
		passivePicture[6].src = imageDir+'offAna7.png';
		activePicture[6].src = imageDir+'on7.png';
		overedPicture[6].src = imageDir+'over7.png';
	}
}