function GetComment(url,sid,pnum,snum,job)
{
	var Obj=document.getElementById("comment");
	if(Obj==null)
	{
		alert("页面中不存在id为comment的元素或代码有误");
		return false;
	}
	var plstr="softid="+sid+"&page="+pnum+"&start="+snum;
	if(job)
	{
		var keyw='';
		var plfen=document.getElementById("plfen").value;
		var plname=document.getElementById("plname").value;
		var content=document.getElementById("content").value;
		if(content=='')
		{
			alert("请输入评论内容");
			return false;
		}
		if(strLength("content")>200)
		{
			alert("请删减多余的字再提交");
			return false;
		}
		if(strLength("plname")>20)
		{
			alert("称呼者名字太长");
			return false;
		}
		plname=plname.replace(/(—)/g,"x-A-1-A-A-x");
		content=content.replace(/(—)/g,"x-A-1-A-A-x");
		plstr+="&plfen="+plfen+"&plname="+encodeURIComponent(plname)+"&content="+encodeURIComponent(content)+"&keyw="+keyw+"&x="+Math.random();
	}
	var Ajax=false;
	if(window.XMLHttpRequest){
	Ajax=new XMLHttpRequest();
		if(Ajax.overrideMimeType){
			Ajax.overrideMimeType("text/xml");
		}
	}
	else if(window.ActiveXObject){
		try{
			Ajax=new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
			try{
				Ajax=new ActiveXObject("Microsoft.XMLHTTP");
			}catch(e){}
		}
	}
	if(!Ajax){
		alert("不能创建XMLHttpRequest对象实例.");
		return false;
	}
	Ajax.open("POST",url,true);
	Ajax.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
	Ajax.send(plstr);
	Ajax.onreadystatechange=function(){
	   if(Ajax.readyState==4)
	   {
			if(Ajax.status==200)
			{
				Obj.innerHTML=Ajax.responseText;
			}
			else
			{
				Obj.innerHTML='<hr>页面有异常...<hr>';
			}
	   }
	   else
	   {
			if(Obj!=null)
			{
				Obj.innerHTML='<hr>没有可显示的内容...<hr>';
			}
		}
	}
}
function strLength(Ojb)
{
	var zsLength=0;
	var i;
	var plstr=document.getElementById(Ojb).value;
	var charCode;
	for(i=0;i<plstr.length;i++)
	{
		charCode=plstr.charCodeAt(i);
		if(charCode<0x007f)
		{
			zsLength+=1;
		}
		else if((charCode>=0x0800)&&(charCode<=0xffff))
		{
			zsLength+=2;
		}
	}
	return zsLength;
}
function plsize()
{
	document.getElementById("plsize").innerHTML=strLength("content");
}
function plfen_value(ojb,fen)
{
	var i;
	document.getElementById('plfen').value=fen;
	for(i=1;i<=5;i++)
	{
		document.getElementById('plfen'+i).checked=0;
		if(i==fen) ojb.checked=1;
	}
}
function ShowPlBox()
{
	document.getElementById('PlBox1').style.display='';
	document.getElementById('PlBox2').style.display='';
	document.getElementById('PlBox3').style.display='';
}
GetComment('../pl/showpl.php',31234,0,0,0);