Thủ thuật phân trang trên blogger

Các bạn add element Html javascrip dưới phần bài đăng rồi paste đoạn code sau vào và sửa chổ màu đỏ lại theo ý thích của bạn.

<style>
.showpageArea {font-size: 15px; width:600px;) no-repeat left top; padding: 10px; color:#003366;text-align:center;
}
.showpageArea a {
color:#0F0;
text-decoration:underline;
}
.showpageNum a {

text-decoration:none;
color:#0F0; border:1px solid #FFF;
margin:0 10px;
padding:0 5px 0 8px;
}
.showpageNum a:hover {
color:#ffff00; border:1px solid #00ff00;
background-color:#FFF;
}
.showpagePoint {
color:#ffff00;
margin:0 8px 0 4px;
}
.showpage a {
text-decoration:none;
color:#FFF;
padding:0 2px 0 4px;
}
.showpage a:hover {
color:#ffff00;
text-decoration:underline;
} .showpageNum a:link,.showpage a:link {
text-decoration:none;
color:#00ff00;
}
</style>

<script type="text/javascript">

function showpageCount(json) {
var thisUrl = location.href;
var htmlMap = new Array();
var isFirstPage = thisUrl.substring(thisUrl.length-14,thisUrl.length)==".blogspot.com/";
var isLablePage = thisUrl.indexOf("/search/label/")!=-1;
var isPage = thisUrl.indexOf("/search?updated")!=-1;
var thisLable = isLablePage ? thisUrl.substr(thisUrl.indexOf("/search/label/")+14,thisUrl.length) : "";  
  thisLable = thisLable.indexOf("?")!=-1 ? thisLable.substr(0,thisLable.indexOf("?")) : thisLable;
var thisNum = 1;
var postNum=1;
var itemCount = 0;
var fFlag = 0;
var eFlag = 0;
var html= '';
var upPageHtml ='';
var downPageHtml ='';


var pageCount=5;
var displayPageNum=2;
var firstPageWord = 'Home';
var endPageWord = 'End';
var upPageWord ='◄';
var downPageWord ='►';



var labelHtml = '<span class="showpageNum"><a href="/search/label/'+thisLable+'?&max-results='+pageCount+'">';

for(var i=0, post; post = json.feed.entry[i]; i++) {
var timestamp = post.published.$t.substr(0,10);
var title = post.title.$t;
if(isLablePage){
  if(title!=''){
      if(post.category){
    for(var c=0, post_category; post_category = post.category[c]; c++) {
      if(encodeURIComponent(post_category.term)==thisLable){                    
        if(itemCount==0 || (itemCount % pageCount ==(pageCount-1))){
          if(thisUrl.indexOf(timestamp)!=-1 ){
            thisNum = postNum;            
          }

          postNum++;
          htmlMap[htmlMap.length] = '/search/label/'+thisLable+'?updated-max='+timestamp+'T00%3A00%3A00%2B08%3A00&max-results='+pageCount;
        }               
      }    
    }
  }//end if(post.category){

   itemCount++;
 }

}else{
  if(title!=''){
    if(itemCount==0 || (itemCount % pageCount ==(pageCount-1))){
      if(thisUrl.indexOf(timestamp)!=-1 ){
        thisNum = postNum;
      }

      if(title!='') postNum++;
      htmlMap[htmlMap.length] = '/search?updated-max='+timestamp+'T00%3A00%3A00%2B08%3A00&max-results='+pageCount;
    }    
  }
  itemCount++;
}
}

for(var p =0;p< htmlMap.length;p++){
if(p>=(thisNum-displayPageNum-1) && p<(thisNum+displayPageNum)){
  if(fFlag ==0 && p == thisNum-2){
    if(thisNum==2){
      if(isLablePage){
        upPageHtml = labelHtml + upPageWord +'</a></span>';        
      }else{
        upPageHtml = '<span class="showpage"><a href="/">'+ upPageWord +'</a></span>';
      }
    }else{
      upPageHtml = '<span class="showpage"><a href="'+htmlMap[p]+'">'+ upPageWord +'</a></span>';
    }

    fFlag++;
  }

  if(p==(thisNum-1)){
    html += ' <span class="showpagePoint"><u>'+thisNum+'</u></span>';
  }else{
    if(p==0){
      if(isLablePage){
        html = labelHtml+'1</a></span>';
      }else{
        html += '<span class="showpageNum"><a href="/">1</a></span>';        
      }
    }else{
      html += '<span class="showpageNum"><a href="'+htmlMap[p]+'">'+ (p+1) +' </a></span>';
    }
  }

  if(eFlag ==0 && p == thisNum){
    downPageHtml = '<span class="showpage"> <a href="'+htmlMap[p]+'">'+ downPageWord +'</a></span>';
    eFlag++;
  }
}//end  if(p>=(thisNum-displayPageNum-1) && p<(thisNum+displayPageNum)){
}//end for(var p =0;p< htmlMap.length;p++){

if(thisNum>1){
if(!isLablePage){
    html = '<span class="showpage"><a href="/">'+ firstPageWord +' </a></span>'+upPageHtml+' '+html +' ';
}else{
    html = ''+labelHtml + firstPageWord +' </a></span>'+upPageHtml+' '+html +' ';
}
}

html = '<div class="showpageArea"><span>Page '+thisNum+' / '+(postNum-1)+': </span>'+html;

if(thisNum<(postNum-1)){
html += downPageHtml;
html += '<span class="showpage"><a href="'+htmlMap[htmlMap.length-1]+'"> '+endPageWord+'</a></span>';
}

if(postNum==1) postNum++;
html += '</div>';

if(isPage || isFirstPage || isLablePage){
  var pageArea = document.getElementsByName("pageArea");
  var blogPager = document.getElementById("blog-pager");

  if(postNum <= 2){
      html ='';
  }

  for(var p =0;p< pageArea.length;p++){
    pageArea[p].innerHTML = html;
  }

  if(pageArea&&pageArea.length>0){
    html ='';
  }

  if(blogPager){
    blogPager.innerHTML = html;
  }
}

}
</script>