function ShowImage(x) {
	document.images["prod_img"].src = viewArray[x].src;
}

function ShowPhotoGallery() {
   document.getElementById("vPlayer").style.visibility = "hidden";
   document.getElementById("mg_vid_thumbs").style.display = "none";
   document.getElementById("mg_thumbs").style.display = "block";
   document.getElementById("mg_frame").className  = "mg_frame";
   ShowImage(1);
}

function ShowVideoReview() {
   document.getElementById("vPlayer").style.visibility = "visible";
   document.getElementById("mg_vid_thumbs").style.display = "block";
   document.getElementById("mg_thumbs").style.display = "none";
   document.getElementById("mg_frame").className  = "mg_frame_vid";
   ShowImage(0);
}