// JavaScript Document
var onNow = "sel1";

function SetAsOn(aObj, imgNum) {
	if (aObj.id != onNow) {
		aObj.className = "on";
		document.getElementById(onNow).className = "off";
		onNow = aObj.id;
		
		document.images["galleryimage"].src = "images/p_" + hullsize + "ft-" + imgNum + ".jpg";
	}
}