function scrollImg(){
    var posX,posY;
	var swidth=screen.width;
    if (window.innerHeight) {
        posX = window.pageXOffset;
        posY = window.pageYOffset;
    }
    else if (document.documentElement && document.documentElement.scrollTop) {
        posX = document.documentElement.scrollLeft;
        posY = document.documentElement.scrollTop;
    }
    else if (document.body) {
        posX = document.body.scrollLeft;
        posY = document.body.scrollTop;
    }
    var ad=document.getElementById("ad");
	ad.style.top=(posY+185)+"px";
	setTimeout("scrollImg()",100);
	
}

//The following is set skin color
var arrCSS=[
    ["<img src='../images/ocean.gif' width='16' height='8' class='themes' alt='Ocean'>","../images/css/ocean.css"],
    ["<img src='../images/tangerine.gif' width='16' height='8' class='themes' alt='Tangerine'>","../images/css/tangerine.css"],
    ["<img src='../images/violet.gif' width='16' height='8' class='themes' alt='Violet'>","../images/css/violet.css"],
    ["<img src='../images/oyster.gif' width='16' height='8' class='themes' alt='Oyster'>","../images/css/oyster.css"],
    ["<img src='../images/grass.gif' width='16' height='8' class='themes' alt='Green'>","../images/css/grass.css"],
    ""
	];


// *** function to replace href="#" ***
function v(){
	return;
}

// *** Cookies ***
function writeCookie(name, value) { 
	exp = new Date(); 
	exp.setTime(exp.getTime() + (86400 * 1000 * 30));
	document.cookie = name + "=" + escape(value) + "; expires=" + exp.toGMTString() + "; path=/"; 
} 
function readCookie(name) { 
	var search; 
	search = name + "="; 
	offset = document.cookie.indexOf(search); 
	if (offset != -1) { 
		offset += search.length; 
		end = document.cookie.indexOf(";", offset); 
		if (end == -1){
			end = document.cookie.length;
		}
		return unescape(document.cookie.substring(offset, end)); 
	}else{
		return "";
	}
}


////////////////////////////////////
// StyleSheet
////////////////////////////////////
function writeCSS(){
  for(var i=0;i<arrCSS.length;i++){
    document.write('<link title="css'+i+'" href="'+arrCSS[i][1]+'" rel="stylesheet" disabled="true" type="text/css" />');
  }
    setStyleSheet(readCookie("stylesheet"));
}

function writeCSSLinks(){
  for(var i=0;i<arrCSS.length-1;i++){
    if(i>0) document.write('  ');
    document.write('<a href="javascript:v()" onclick="setStyleSheet(\'css'+i+'\')">'+arrCSS[i][0]+'</a>');
  }
}

function setStyleSheet(strCSS){
  var objs=document.getElementsByTagName("link");
  var intFound=0;
  for(var i=0;i<objs.length;i++){
    if(objs[i].type.indexOf("css")>-1&&objs[i].title){
      objs[i].disabled = true;
      if(objs[i].title==strCSS) intFound=i;
    }
  }
  objs[intFound].disabled = false;
  writeCookie("stylesheet",objs[intFound].title);
}

writeCSS();
setStyleSheet(readCookie("stylesheet"));

// 隐藏显示换肤框
function ShowHideDiv(init) {
	if(document.getElementById("Sright").style.display == "block"){
		 document.getElementById("Sright").style.display = "none";
  }
  else{
  	document.getElementById("Sright").style.display = "block";
  }
}

//ajax
function getData()
{
//创建跨浏览器Request对象
var XMLHttpRequestObjec=false;
if(window.XMLHttpRequest) {
   XMLHttpRequestObject = new XMLHttpRequest();
} else if(window.ActiveXObject) {
   XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");
}
  var title = document.getElementById("title").value;
  var username = document.getElementById("username").value;
  var content = document.getElementById("strContent").value;
  var qq = document.getElementById("qq").value;
  var phone = document.getElementById("phone").value;
  if(title=="") { alert("请输入您的问题");return false; }
  if(username==""){ alert("您的大名?!");return false; } 
  if(content==""){ alert("请输入问题描述");return false; } 
  if(qq==""){ alert("请输入您的QQ");return false; }
  if(phone==""){ alert("请输入您的电话");return false; }
  document.getElementById("getQ").style.display='none';
  var strPost = "username="+username+"&title="+title+"&content="+content+"&qq="+qq+"&phone="+phone;
  if(XMLHttpRequestObject) {
    var obj = document.getElementById("getQ");
    XMLHttpRequestObject.open("POST","../common/question.asp");
    XMLHttpRequestObject.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
    XMLHttpRequestObject.onreadystatechange = function()
    {
      if(XMLHttpRequestObject.readyState == 4 && XMLHttpRequestObject.status == 200) {
          alert(XMLHttpRequestObject.responseText);
      }
    }

    XMLHttpRequestObject.send(strPost);
  }
}

// 统计过程
function countData(url,str,divID)
{
var XMLHttpRequestObjec=false;
if(window.XMLHttpRequest) {
   XMLHttpRequestObject = new XMLHttpRequest();
} else if(window.ActiveXObject) {
   XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");
}
  if(XMLHttpRequestObject) {
    var obj = document.getElementById(divID);
    XMLHttpRequestObject.open("POST",url);
    XMLHttpRequestObject.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
    XMLHttpRequestObject.onreadystatechange = function()
    {
      if(XMLHttpRequestObject.readyState == 4 && XMLHttpRequestObject.status == 200) {
          obj.innerHTML = XMLHttpRequestObject.responseText;
      }
    }

    XMLHttpRequestObject.send(str);
  }
}