// Send a post id as voted. alert user/update vote number based on response 
function sendVote(id){
    var xmlhttp;
    if (window.XMLHttpRequest) {
        xmlhttp = new XMLHttpRequest();
    } else if (window.ActiveXObject) {
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    } else {
        alert("Your browser does not support XMLHTTP! Sorry! You cannot vote here.");
    }

    xmlhttp.onreadystatechange = function()
        {
            if(xmlhttp.readyState==4) {
                if(xmlhttp.responseText == 'duplicate'){
                    alert('Sorry! This post is already voted from your IP.');
                } else if (isNaN(xmlhttp.responseText)) {
                    alert('Sorry! Something was wrong and voting failed.');
                } else {
                    var boxes = getElementsByClassName('vote-' + id, 'span');
                    for ( i=0;i<boxes.length;i++ ){
                        boxes[i].innerHTML = parseInt(xmlhttp.responseText)  + 1;
                    }
                    
                }

            }
    }

    xmlhttp.open("GET", BASEURL + "posts/vote/" + id, true);
    xmlhttp.send(null);

    return false;

}

//follow the blog
function followBlog(feed_id){
    var xmlhttp;
    if (window.XMLHttpRequest) {
        xmlhttp = new XMLHttpRequest();
    } else if (window.ActiveXObject) {
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
    } else {
        alert("Your browser does not support XMLHTTP! Sorry! You cannot vote here.");
    }

    xmlhttp.onreadystatechange = function()
        {
            if(xmlhttp.readyState==4) {
            	 
                if(xmlhttp.responseText == 'duplicate'){
                    alert('Sorry! This post is already follow from your IP.');
                }
                else if(xmlhttp.responseText == 'Success'){
                	alert('The Blog is added into your follow option.');
                }
                else {
                    alert(xmlhttp.responseText);                    
                }
            }
    }

    xmlhttp.open("GET", BASEURL + "posts/follow/" + feed_id, true);
    xmlhttp.send(null);

    return false;

}


/*
	Developed by Robert Nyman, http://www.robertnyman.com
	Code/licensing: http://code.google.com/p/getelementsbyclassname/
*/
var getElementsByClassName = function (className, tag, elm){
	if (document.getElementsByClassName) {
		getElementsByClassName = function (className, tag, elm) {
			elm = elm || document;
			var elements = elm.getElementsByClassName(className),
				nodeName = (tag)? new RegExp("\\b" + tag + "\\b", "i") : null,
				returnElements = [],
				current;
			for(var i=0, il=elements.length; i<il; i+=1){
				current = elements[i];
				if(!nodeName || nodeName.test(current.nodeName)) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	else if (document.evaluate) {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = "",
				xhtmlNamespace = "http://www.w3.org/1999/xhtml",
				namespaceResolver = (document.documentElement.namespaceURI === xhtmlNamespace)? xhtmlNamespace : null,
				returnElements = [],
				elements,
				node;
			for(var j=0, jl=classes.length; j<jl; j+=1){
				classesToCheck += "[contains(concat(' ', @class, ' '), ' " + classes[j] + " ')]";
			}
			try	{
				elements = document.evaluate(".//" + tag + classesToCheck, elm, namespaceResolver, 0, null);
			}
			catch (e) {
				elements = document.evaluate(".//" + tag + classesToCheck, elm, null, 0, null);
			}
			while ((node = elements.iterateNext())) {
				returnElements.push(node);
			}
			return returnElements;
		};
	}
	else {
		getElementsByClassName = function (className, tag, elm) {
			tag = tag || "*";
			elm = elm || document;
			var classes = className.split(" "),
				classesToCheck = [],
				elements = (tag === "*" && elm.all)? elm.all : elm.getElementsByTagName(tag),
				current,
				returnElements = [],
				match;
			for(var k=0, kl=classes.length; k<kl; k+=1){
				classesToCheck.push(new RegExp("(^|\\s)" + classes[k] + "(\\s|$)"));
			}
			for(var l=0, ll=elements.length; l<ll; l+=1){
				current = elements[l];
				match = false;
				for(var m=0, ml=classesToCheck.length; m<ml; m+=1){
					match = classesToCheck[m].test(current.className);
					if (!match) {
						break;
					}
				}
				if (match) {
					returnElements.push(current);
				}
			}
			return returnElements;
		};
	}
	return getElementsByClassName(className, tag, elm);
};


$(document).ready(function(){
	$('h3.title a span').hide();

        $('h3.title').hover(
        function(){ $(this).find('span').css('display', 'inline'); },
        function(){ $(this).find('span').css('display', 'none'); }
    );
});