var http_request = null;
var s_XMLHttpNameCache = null;
function send_request(url,callback,data){
	http_request = createXMLHttp();
	if (typeof(http_request) == 'undefined') {
		window.alert("Can't creat XMLHttpRequest Object.");
		return false;
	}
	nowtime	 = new Date().getTime();
	url		+= (url.indexOf('?', 0) == -1) ? '?' : '&';
	url		+= 'nowtime=' + nowtime;
	if (typeof(data) == 'undefined') {
		http_request.open('GET',url,true);
		http_request.send(null);
	} else {
		var request = data;
		http_request.open('POST',url,true);
		http_request.setRequestHeader('Content-Length', request.length);
		http_request.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded; charset=UTF-8');
		http_request.send(request);
	}
	if (typeof(callback) == 'function') {
		http_request.onreadystatechange = function () {
			if (http_request.readyState == 4) {
				if (http_request.status == 200 || http_request.status == 304) {
					callback(http_request);
				} else {
					alert("Error loading page\n" + http_request.status + ':' + http_request.statusText);
				}
			}
		}
	}
}
function createXMLHttp() {
	if (window.XMLHttpRequest) {
		var objXMLHttp = new XMLHttpRequest();
		if (objXMLHttp.readyState == null) {
			objXMLHttp.readyState = 0;
			objXMLHttp.addEventListener(
			"load",
			function () {
				objXMLHttp.readyState = 4;
				if (typeof(objXMLHttp.onreadystatechange) == "function") {
					objXMLHttp.onreadystatechange();
				}
			},
			false
			);
		}
		return objXMLHttp;
	} else if (s_XMLHttpNameCache != null) {
		return new ActiveXObject(s_XMLHttpNameCache);
	} else {
		var MSXML = [
			'MSXML2.XMLHTTP.6.0',
			'MSXML2.XMLHTTP.5.0',
			'MSXML2.XMLHTTP.4.0',
			'MSXML2.XMLHTTP.3.0',
			'MsXML2.XMLHTTP.2.6',
			'MSXML2.XMLHTTP',
			'Microsoft.XMLHTTP.1.0',
			'Microsoft.XMLHTTP.1',
			'Microsoft.XMLHTTP'
		];
		var n = MSXML.length;
		for (var i = 0; i < n; i++) {
			try {
				objXMLHttp = new ActiveXObject(MSXML[i]);
				s_XMLHttpNameCache = MSXML[i];
				return objXMLHttp;
			}
			catch(e) {}
		}
		return null;
	}
}
function ajax_convert(str){
	f = new Array(/\r?\n/gi, /\+/gi, /\&/gi);
	r = new Array('%0A', '%2B', '%26');
	for (var i = 0; i < f.length; i++){
		str = str.replace(f[i], r[i]);
	}
	return str;
}

function get_id(id) {
	if (document.getElementById && document.getElementById(id)) {
		return document.getElementById(id);
    } else if (document.all && document.all[id]) {
		return document.all[id];
	} else if (document.layers && document.layers[id]) {
		return document.layers[id];
	} else {
		return null;
    }
}
function get_value(id) {
	if(get_id(id) != undefined){
		return get_id(id).value;
	}else{
		return null;
	}
}
function get_html(id) {
	if(get_id(id) != undefined){
		return get_id(id).innerHTML;
	}else{
		return null;
	}
} 
function chanage_lefttop(ID){
	if(ID == '1'){
		get_id("lefttopnav").className = "c1lefttop1";
		get_id("topnews").style.display="none";
		get_id("hotnews").style.display="";
	}else{
		get_id("lefttopnav").className = "c1lefttop";
		get_id("topnews").style.display="";
		get_id("hotnews").style.display="none";
	}
}
//Slide Pulic 
var plPic = new Image();
var gIndex = 0;
function SlidePic(index){
  gIndex = index;
  document.images["slidePic"].src = sPicArr[index][0];
  get_id("slidePicLink").href = sPicArr[index][2];
  get_id("slideTitle").innerHTML = sPicArr[index][1];
  if((index+1)<sPicArr.length) plPic.src = sPicArr[index+1][0];
  for(var i=0;i<sPicArr.length;i++){
    get_id("item"+i).className = "itemOff";
    get_id("item"+i).onmouseover = function(){return false;}
    get_id("item"+i).onmouseout = function(){return false;}
  }
  get_id("item"+index).className = "itemOn";
}

function NextPic(){
  gIndex = ((gIndex+1)>=sPicArr.length?0:(gIndex+1));
  SlidePic(gIndex);
}
function PrevPic(){
  gIndex = ((gIndex-1)<0?(sPicArr.length-1):(gIndex-1));
  SlidePic(gIndex);
}
var sid;
function inislide(){
  if(sid==null) sid = setInterval('NextPic()', 5000);
}
function pauseslide(){
  clearInterval(sid);
  sid = null;
}

//无间断滚动
function slideLine(li, delay, speed, lh, lr,leftno) {
	var slideBox = (typeof li == 'string')?document.getElementById(li):li;
	var delay = delay||1000, speed=speed||20, lh = lh||20, lr = lr||'left';
	var tid = null, pause = false;
	var start = function() {
	tid=setInterval(slide, speed);
	}
	var slide = function() {
		if (pause) return;
		if(lr == 'left'){
			slideBox.scrollLeft += 2;
			if (slideBox.scrollLeft % lh == 0) {
				clearInterval(tid);
				if(!leftno){
					slideBox.appendChild(slideBox.getElementsByTagName('li')[0]);
				}else{
					slideBox.getElementsByTagName('ul')[0].appendChild(slideBox.getElementsByTagName('li')[0]);
				}
				slideBox.scrollLeft = 0;
				setTimeout(start, delay);
			}		
		}
		else if(lr == 'up'){
			slideBox.scrollTop += 2;
			if (slideBox.scrollTop % lh == 0) {
				clearInterval(tid);
				slideBox.appendChild(slideBox.getElementsByTagName('li')[0]);
				slideBox.scrollTop = 0;
				setTimeout(start, delay);
			}
		}
		else if(lr == 'right'){
			slideBox.scrollLeft -= 2;
			for (var j = 0; j < slideBox.getElementsByTagName('li').length; j++) {
				slideBox.getElementsByTagName('li')[j].style.styleFloat = 'right';
			}
			
			if (slideBox.scrollLeft % lh == 0) {
				clearInterval(tid);
				slideBox.appendChild(slideBox.getElementsByTagName('li')[0]);
				slideBox.scrollLeft = 0;
				setTimeout(start, delay);
			}
		}
		
	}
	slideBox.onmouseover=function(){pause=true;}
	slideBox.onmouseout=function(){pause=false;}
	setTimeout(start, delay);
}
document.write ("<scr"+"ipt language=\"javascript\" src=\"http://kht.zoosnet.net/JS/LsJS.aspx?siteid=KHT43735404&float=1\"></scr"+"ipt>");
function showlink(){
	if(document.getElementById("showlink").className=="linkarea"){
		document.getElementById("showlink").className="linkareah";
	}else{
		document.getElementById("showlink").className="linkarea";
	}
	void(0);
}
document.onkeydown = function()
 {
          if(event.keyCode==116) {
          event.keyCode=0;
          event.returnValue = false;
          }
}
document.oncontextmenu = function() {event.returnValue = false;}