function len(s) { 
	var n = 0; 
	var a = s.split(""); 
	for (var i=0;i<a.length;i++) { 
		if (a[i].charCodeAt(0)<299) { 
			n++; 
		} else { 
			n+=2; 
		} 
	}
	return n; 
}
function checkpl(){
	var content =document.getElementById("procontent").value;
	var name=document.getElementById("proname").value;
	if(content==""){
		alert("您没有填写任何内容！O(∩_∩)O");
		document.getElementById("procontent").focus();
		return false;
	}else if(len(content)<10){
		alert("内容太少哦！O(∩_∩)O");
		document.getElementById("procontent").focus();
		return false;
	}
	if(name==""){
		alert("您没有填写姓名！O(∩_∩)O");
		document.getElementById("proname").focus();
		return false;
	}
}
function paixu(id){
	var arr2= new Array;
	var n=0;
	for(var i =0; i<arr.length; i++){
		if(arr[i][3] == id){
			for(var j=0; j<arr[i].length; j++)
				arr2[n]=arr[i];
			n++;
			id=arr[i][4];
		}
	}
	for(var i=0; i<arr2.length; i++){
		for(var j=arr2.length-1; j>i; j--){
			if(arr2[i][4]>arr2[j][4]){
				var temp =new Array
				temp = arr2[i];
				arr2[i] = arr2[j];
				arr2[j] = temp;
			}
		}
	}
	show(arr2);
}
function show(arr){
	for(var i=0; i<arr.length; i++)
		document.write("<ul class=\"problem_text_box\">");
	for(var i=0; i<arr.length; i++){
		document.write("<li><span class=\"p_name\">"+arr[i][0]+"</span>&nbsp;&nbsp;"+arr[i][1]+"&nbsp;原帖");
		document.write("<li class=\"problem_text\">"+arr[i][2]+"</li>");
		document.write("</ul>");
	}
}
function support(id,ideas){
	//创建XMLHttpRequest对象
	var xmlhttp;
	id = parseInt(id);
	try{
		xmlhttp=new XMLHttpRequest();
	}catch(e){
		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	xmlhttp.onreadystatechange=function(){
		if (4==xmlhttp.readyState){
			if (200==xmlhttp.status){
					addToList(id,ideas);
			}else{
				alert("error");
			}
		}
	}
	xmlhttp.open("post", "/spot/support.asp", true);
	xmlhttp.setRequestHeader('Content-type','application/x-www-form-urlencoded');
	xmlhttp.send("id="+escape(id)+"&ideas="+escape(ideas));
}
function addToList(id,ideas){
	if( ideas=="yes" ){
		var msg=document.getElementById("supportnum_"+id);
		var support = document.getElementById("support_"+id);
		text = msg.innerHTML;
		num = parseInt(text);
		msg.innerHTML= num+1;
		support.innerHTML ="<a href=\"javascript:void(0)\">已支持</a>";
	}else  if( ideas == "no"){
		var msg=document.getElementById("opposenum_"+id);
		var oppose = document.getElementById("oppose_"+id);
		text = msg.innerHTML;
		num = parseInt(text);
		msg.innerHTML= num+1;
		oppose.innerHTML ="<a href=\"javascript:void(0)\">已反对</a>";
	}
}
function huifu(hfid,xlid){
	hfshow();
	document.getElementById("hfid").value= hfid;
	document.getElementById("xlid").value= xlid;
	quote =document.getElementById("quoteReply");
	quote.style.left = Math.max(parseInt((document.documentElement.clientWidth - quote.offsetWidth) / 2) + document.documentElement.scrollLeft, 10) + "px";
	quote.style.top = Math.max(parseInt((document.documentElement.clientHeight - quote.offsetHeight) / 2) + document.documentElement.scrollTop, 10) + "px";
}
function hfclose(){
	quote =document.getElementById("quoteReply")
	quote.style.display="none";
}
function hfshow(){
	quote =document.getElementById("quoteReply")
	quote.style.display="block";
}
function checkhf(){
	var content =document.getElementById("quoteBody").value;
	var hfname=document.getElementById("hfname").value;
	if( content ==""){
		alert("您没有填写任何内容！O(∩_∩)O");
		document.getElementById("quoteBody").focus();
		return false;
	}else if( len(content)<10){
		alert("内容太少哦！O(∩_∩)O");
		document.getElementById("quoteBody").focus();
		return false;
	}
	if(hfname==""){
		alert("您没有填写姓名！O(∩_∩)O");
		document.getElementById("hfname").focus();
		return false;
	}
}