function ChangeImage(loc, image) {
	document.images[loc].src = "images/" + image;  
}

function ShowText(num) {
	var myT = "<b>We target customers searching for you!</b><br><br>";
	txtspan.innerHTML = myTxt[num];
}

function CoolStuff(loc, image, num) {
	ChangeImage(loc, image);
	ShowText(num);
}