bioOff = new Image
spotshotOff = new Image
trainingOff = new Image
salehorsesOff = new Image
contactOff = new Image

bioOver = new Image
spotshotOver = new Image
trainingOver = new Image
salehorsesOver = new Image
contactOver = new Image

bioOff.src = "images/bio_off.gif"
spotshotOff.src = "images/spotshot_off.gif"
trainingOff.src = "images/training_off.gif"
salehorsesOff.src = "images/salehorses_off.gif"
contactOff.src = "images/contact_off.gif"

bioOver.src = "images/bio_over.gif"
spotshotOver.src = "images/spotshot_over.gif"
trainingOver.src = "images/training_over.gif"
salehorsesOver.src = "images/salehorses_over.gif"
contactOver.src = "images/contact_over.gif"

function imgOver(thisImg) {
	document[thisImg].src = "images/" + thisImg + "_over.gif"
	}
	
function imgOut(thisImg) {
	document[thisImg].src = "images/" + thisImg + "_off.gif"
	}