var pageSize=1; 
 var sUrl="";
function Pagination( nPageSize) {   

  pageSize = nPageSize;  
 
}
//Pagination.prototype.generate = function nn() {
function nn(sUrl,pagenum,id,len) {	
   var pageall= Math.floor((len-1)/pageSize + 1);
  var output = ""; 
  output += "<table width=\"100%\" cellspacing=\"1\" cellpadding=\"3\" align=\"center\"><tr><td align=\"right\">";
  if (pagenum == 1){
    output += "[\u9996\u9875] ";// shouye
    output += "[\u4e0a\u9875] ";//shangye
  }
  else {
    output += "<a href=\"" + sUrl.replace(/\[pn\]/, "1") + "?id="+id+"&pagenum=1\">[\u9996\u9875]</a> ";
    output += "<a href=\"" + sUrl.replace(/\[pn\]/, parseInt(pagenum)-1) + "?id="+id+"&pagenum="+(parseInt(pagenum)-1)+"\">[\u4e0a\u9875]</a> ";
  }
  if (pagenum == pageall) {
    output += "[\u4e0b\u9875] ";//xiaye
    output += "[\u5c3e\u9875]";  //weiye
  }
  else {  
    output += "<a href=\"" + sUrl.replace(/\[pn\]/, parseInt(pagenum)+1) + "?id="+id+"&pagenum="+(parseInt(pagenum)+1)+"\">[\u4e0b\u9875]</a> ";
    output += "<a href=\"" + sUrl.replace(/\[pn\]/, pageall) + "?id="+id+"&pagenum="+pageall+"\">[\u5c3e\u9875]</a> ";
  }
  output += "</td></tr></table>";
  document.writeln(output);
}
function getparam(){	
    var url = ""+ document.location;   
	var key = "&";
	var num = url.indexOf(key);	
	if(num!=-1){
		var length = url.length;
		var url2 = url.substring(num+9,length);		     
        pagenum=url2;   
    }else{    
	   pagenum=1;
    }
}
function pagetext_img_pinglun(pagenum,content,url,id){	  
   var sql ="";
   var num =0;   
   var len_1 =content.length;  
   if(pagenum==1){
      sql =content.substring(0,pageSize);
   }else{
     num =(pagenum-1) * pageSize;
	 var num_1 =num+pageSize;
	 if(num_1>len_1){
	    sql=content.substring(num,len_1);
	 }else{
       sql =content.substring(num,num_1);
	 }
   }  
 document.write(sql); 
 nn(url,pagenum,id,len_1); 
}