and remember, this auto readmore not ordinary readmore, you not again to write code <span="pullpost"></span> for cut your content.
well, we started to make :
1. Log in Blogger.com
2. Edit HTML, click Expand Widget Templates
3. search code </head> and copy code below, place it before code </head>
<script type='text/javascript'> var thumbnail_mode = "no-float" ; summary_noimg = 300; summary_img = 300; img_thumb_height = 100; img_thumb_width = 120; </script>
<script type='text/javascript'>
//<![CDATA[
/******************************************
Auto-readmore link script, version 2.0 (for blogspot)
(C)2008 by Anhvo
visit http://en.vietwebguide.com to get more cool hacks
********************************************/
function removeHtmlTag(strx,chop){
if(strx.indexOf("<")!=-1)
{
var s = strx.split("<");
for(var i=0;i<s.length;i++){
if(s[i].indexOf(">")!=-1){
s[i] = s[i].substring(s[i].indexOf(">")+1,s[i].length);
}
}
strx = s.join("");
}
chop = (chop < strx.length-1) ? chop : strx.length-2;
while(strx.charAt(chop-1)!=' ' && strx.indexOf(' ',chop)!=-1) chop++;
strx = strx.substring(0,chop-1);
return strx+'...';
}
function createSummaryAndThumb(pID){
var div = document.getElementById(pID);
var imgtag = "";
var img = div.getElementsByTagName("img");
var summ = summary_noimg;
if(img.length>=1) {
imgtag = '<span style="float:left; padding:0px 10px 5px 0px;"><img src="'+img[0].src+'" width="'+img_thumb_width+'px" height="'+img_thumb_height+'px"/></span>';
summ = summary_img;
}
var summary = imgtag + '<div>' + removeHtmlTag(div.innerHTML,summ) + '</div>';
div.innerHTML = summary;
}
//]]>
</script>
4. search code <data:post.body/> or <p><data:post.body/></p>, replace the code with the following code :
<b:if cond='data:blog.pageType != "item"'>
<div expr:id='"summary" + data:post.id'><data:post.body/></div>
<script type='text/javascript'>createSummaryAndThumb("summary<data:post.id/>");</script>
<span class='rmlink' style='float:right'><a expr:href='data:post.url'><br/><b>Read More </b></a></span>
</b:if>
<b:if cond='data:blog.pageType == "item"'><data:post.body/></b:if>
5. Save Template.
6. finish...