/*
gallery.js
$Id$

@_copyright_abbrev@
*/
function gallery_showPic(pic_array, pic_num) {
  if (document.getElementById) {
    pholder = document.getElementById('placeholder');
    pholder.childNodes[0].src = pic_array[pic_num].url; 
    pholder.href = pic_array[pic_num].href;
		vc = document.getElementById("video_click");
		vc.style.display = pholder.href.match("video") ? "block" : "none";
    for (i = 0; i < pic_array.length; i++) {
      if (i == pic_num) {
        document.getElementById('gallery_' + i).style.color = '#ff0000';
      } else {
        document.getElementById('gallery_' + i).style.color = '#C2C2C1';
      }
    }
    if (pic_num > 0) {
      document.getElementById('gallery_prev').childNodes[0].src = '/dsg/gallery_prev.gif';
      document.getElementById('gallery_prev').href = 'javascript:void(gallery_showPic(gallery, ' + (pic_num-1) + '))';
    } else {
      document.getElementById('gallery_prev').childNodes[0].src = '/dsg/gallery_prev_d.gif';
      document.getElementById('gallery_prev').href = 'javascript:void(0)';
    }
    if (pic_num < pic_array.length - 1) {
      document.getElementById('gallery_next').childNodes[0].src = '/dsg/gallery_next.gif';
      document.getElementById('gallery_next').href = 'javascript:void(gallery_showPic(gallery, ' + (pic_num+1) + '))';
    } else {
      document.getElementById('gallery_next').childNodes[0].src = '/dsg/gallery_next_d.gif';
      document.getElementById('gallery_next').href = 'javascript:void(0)';
    }
    return false;
  } else {
    return true;
  }
}