isopen = Array();
function showLargeImage(thumbs_id,big_file,alink) {
	p = document.getElementById("big_"+thumbs_id);
	isopen[thumbs_id] = true;
	if (p) {
		p.style.display = "block";
                p.innerHTML = '<a href="'+alink+'" > <img style="border:0px; position:absolute; z-index:50;" alt="big?" src="' + big_file + '"></a>';
	}
	hideThumbnail_all(thumbs_id);
}
function hideThumbnail(thumbs_id) {
  if (isopen[thumbs_id] == true) {
     setTimeout("hideThumbnail_now("+thumbs_id+")",5000);
  }
}
function hideThumbnail_now(thumbs_id) {
        isopen[thumbs_id] = false;
	p = document.getElementById("big_"+thumbs_id);
	if (p) {
		p.style.display = "none";
	}
}
function hideThumbnail_all(expect) {
 for ( keyVar in isopen ) {
   if (keyVar != expect) {
    if (isopen[keyVar] == true) {
      hideThumbnail_now(keyVar);
    }
   }
  }
}