var picNum = 1
var totPics = 1

function enlarge_pic(pic, caption, pic_id) {
  picNum = pic_id
  if ((document.getElementById) && (document.getElementById('mainPic'))) {
    document.getElementById('mainPic').innerHTML = '<img src="graphics/pics/gallery/' + pic + '" alt="'+caption+'" width="960" height="350">'
  }
  if ((document.getElementById) && (document.getElementById('mainCaption'))) {
    document.getElementById('mainCaption').innerHTML = caption + " - " + picNum + "/" + totPics
  }
  location="#pagetop"
  return false
}

function showPic(value) {
	picNum += value
	if (picNum > totPics) {
		picNum = 1
	}
	if (picNum < 1) {
		picNum = totPics
	}
	var itemname = 	"pic_" + picNum
	var o = new getObj((itemname))
	if (o.obj) {
      if( document.createEvent ) {
        var evObj = document.createEvent('MouseEvents');
        evObj.initEvent('click', true, true );
        o.obj.dispatchEvent(evObj);
      }
	  else if( document.createEventObject ) {
        o.obj.fireEvent('onclick');
      }
	}
	return false
}