function findPosX(obj) {
		var curleft = 0;
		if (obj.offsetParent)
		{
			while (obj.offsetParent)
			{
				curleft += obj.offsetLeft
				obj = obj.offsetParent;
			}
		}
		else if (obj.x)
			curleft += obj.x;
		return curleft;
	}

	function findPosY(obj) {
		var curtop = 0;
		if (obj.offsetParent)
		{
			while (obj.offsetParent)
			{
				curtop += obj.offsetTop
				obj = obj.offsetParent;
			}
		}
		else if (obj.y)
			curtop += obj.y;
		return curtop;
	}

	function setLoadingImg(obj) {
		reX=findPosX(obj)
		reY=findPosY(obj)
		reW=obj.offsetWidth
		reH=obj.offsetHeight

		imX=reX+reW/2-10
		imY=reY+reH/2-10

		document.getElementById('loadingImg').style.left=imX+"px"
		document.getElementById('loadingImg').style.top=imY+"px"


		obj.className="transp"
		document.getElementById('loadingImg').style.display="block"
	}

	lastID=0
	roomID=0
	function initChat() {
		getChatPosts()
	}

	function getChatPosts() {
		xajax_chat(lastID, roomID)
	}

	var t

	function setChatTimeout() {
		t=setTimeout("getChatPosts()",2000);
	}

	function getChatPosts() {
		xajax_chat(lastID, roomID)
	}

	function newP() {
		//clearTimeout(t)
		newPost=document.chatForm.post.value

		document.chatForm.post.value=""
		if (newPost) {
			xajax_newPost(newPost, roomID)
		}
	}

	function scrollBottom() {
		document.getElementById('chatBody').scrollTop=document.getElementById('chatBody').scrollHeight
	}

	function checkEnternewP(e) {
		keychar = (e.which) ? e.which : e.keyCode
		if (keychar==13) {
			newP()
		}
	}