// JavaScript Document
function changePicture(pic) {	
	var urlStart = pic.src.slice(0, pic.src.indexOf('-off'));
	var urlOn = '-on';
	var urlEnd = pic.src.slice(pic.src.lastIndexOf('.'));	
	pic.src = (urlStart + urlOn + urlEnd);
	
	document.pictureView.src = (urlStart + urlEnd);
}
function resetPicture(pic) {	
	var urlStart = pic.src.slice(0, pic.src.indexOf('-on'));
	var urlOff = '-off';
	var urlEnd = pic.src.slice(pic.src.lastIndexOf('.'));
	pic.src = (urlStart + urlOff + urlEnd);
}
function setPictureOnly(pic) {
	document.pictureView.src = (pic);	
}