/******************************************
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+'&hellip;'; 
}

function createSummaryAndThumb(ID){
	var div = document.getElementById("summary"+ID);
	var rmlink = document.getElementById("rmlink"+ID);
	var imgtag = "";
	var img = div.getElementsByTagName("img");
	var summ = summary_noimg;
	if(img.length>=1) {	
		imgtag = '<span class="image-thumbnail" ><img src="'+img[0].src+'" /></span>';
		summ = summary_img;
	}
	if (contentLength(div.innerHTML,summ) > 550 ) {
		var summary = imgtag + '<div>' + removeHtmlTag(div.innerHTML,summ) + '</div>';
		div.innerHTML = summary;
		rmlink.style.display="block" ;
	}
}

function contentLength(strx,summ) {
	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(""); 
		}
	return strx.length-summ;
}