var oldIds=null;var xml=null;var req_count=0;function update_lastposts()
{var timeout=0;new Ajax.Updater("last-posts","lastposts.php?ajax=1",{onCreate:function(request,json)
{oldPosts=new Hash();$("last-posts").select("tr").each(function(item)
{oldPosts.set(item.id,item.down("td.last-post-time").innerHTML.stripTags());});},onComplete:function(request,json)
{timeout=5000+ req_count*1000;setTimeout("update_lastposts()",timeout);req_count++;$("last-posts").select("tr").each(function(item)
{postCount=item.down("td.last-post-time").innerHTML.stripTags();if(oldPosts.get(item.id)!=postCount)
{new Effect.Highlight(item.id,{duration:2});}});}});}