function IsNew(par){
    if(par == 1)
        ShowChat();
    else
        ShowSmallChat();
}
function ShowChat(){ 
    var div = document.getElementById("index_lianxi_bg");
    var scrollTop;
	if(document.documentElement) 
	   scrollTop = document.documentElement.scrollTop;
	else if(document.body) 
		scrollTop = document.body.scrollTop;
	div.style.left = (document.body.clientWidth - 248 - 10) + "px";
	div.style.top = scrollTop + 205 + "px";
	div.style.display = "block";
	MoveChat();	
}

function MoveChat(){	
    var div = document.getElementById("index_lianxi_bg");
	var scrollTop;
	if(document.documentElement)
		scrollTop = document.documentElement.scrollTop;
	else if(document.body) 
		scrollTop = document.body.scrollTop;
	div.style.left = (document.body.clientWidth - 248 - 10) + "px";
	div.style.top = scrollTop + 205 + "px";
		
	setTimeout("MoveChat()",100);
}

function ShowSmallChat(){
    document.getElementById("index_lianxi_bg").style.display = "none";
    var div = document.getElementById("index_xiaolianxi");
    var scrollTop;
	if(document.documentElement)
		scrollTop = document.documentElement.scrollTop;
	else if(document.body) 
		scrollTop = document.body.scrollTop;
		
	div.style.left = (document.body.clientWidth - 50 - 50) + "px";
	div.style.top = scrollTop + 205 + "px";
	div.style.display = "block";
	MoveSmallChat();	
}
function MoveSmallChat(){
    var div = document.getElementById("index_xiaolianxi");
	var scrollTop;
	if(document.documentElement)
		scrollTop = document.documentElement.scrollTop;
	else if(document.body) 
		scrollTop = document.body.scrollTop;
	div.style.left = (document.body.clientWidth - 50 - 50) + "px";
	div.style.top = scrollTop + 205 + "px";

	setTimeout("MoveSmallChat()",100);
}

var xmlHttpChat;

function CloseChat(){
    var url = "/ChangeChat.aspx";
    xmlHttpChat = GetXMLHttpRequest();
    xmlHttpChat.onreadystatechange = ChangeChat;
    
    xmlHttpChat.open('get',url,true);
    
    xmlHttpChat.send(null);
}
function ChangeChat(){
    if( 4 == xmlHttpChat.readyState){
        if( 200 == xmlHttpChat.status){
             ShowSmallChat();
        }
    }
}