// ROLLOVER / ROLLOUT
function roll (vName, TF) { 
	var target = document.getElementById(vName);
	
	if (document.images) {
		if (TF == true) {
			img = ("gallery/thumbs/" + vName + "r.jpg");
		} else {
			img = ("gallery/thumbs/" + vName + ".jpg");
		}
		target.src = img;
	}
}

function gallery (vName) {
	var target = document.getElementById("gallery_img");
	img = ("gallery/" + vName + ".jpg");
	target.src = img;
}

function next_image (TF, GN) {
	var gallery_imgs = Array(20, 26, 20, 23, 15, 9, 12, 8, 7, 13, 26);
	
	var target = document.getElementById("gallery_img");
	var current_img = target.src;
	
//	var text_array = current_img.split("");
//	text_array[1] = Number(text_array[1].slice(2, (text_array[1].length-4)));

    var current_pic = current_img.replace(".jpg", "_");
    var text_array = current_pic.split("_");  //text_array[0] is path with gallerynumber text_array[1] is gallery image
    
	if (TF == true) {
		var num = (text_array[1]*1) + 1; //(text_array[1]*1) forces to number not text
		
		if (num > gallery_imgs[GN-1]) {
			num = 1;	
		}
		
	} else {
		var num = (text_array[1]*1) - 1;
		
		if (num == 0) {
			num = gallery_imgs[GN-1];	
		}
	}
	
	img = (text_array[0] + "_" + num + ".jpg");
	target.src = img;
}


function openTest (vName) {
	var target = document.getElementById(vName);
	
	if (target.style.visibility == "visible") {
		target.style.visibility = "hidden";
		target.style.height = "0px";
	} else {
		target.style.visibility = "visible";
		target.style.height = "auto";
	}
	
	
}