// CLEANING FUNCTIONS
// ----------------------------------------------------------
// Get character count
function getCharCount ( e,s ) {
    s = s || ",";
	return getInnerText(e).split(s).length;
}

function cleanStyles( e ) {
    e = e || document;
    var cur = e.firstChild;

	// If we had a bad node, there's not much we can do.
	if(!e)
		return;
	// Remove any root styles, if we're able.
	if(typeof e.removeAttribute == 'function')
		e.removeAttribute('style');

    // Go until there are no more child nodes
    while ( cur != null ) {
		if ( cur.nodeType == 1 ) {
			// Remove style attribute(s) :
			cur.removeAttribute("style");
			cleanStyles( cur );
		}
		cur = cur.nextSibling;
	}
}
function clearLinks(e){
    var links = e.getElementsByTagName("a");
    for(var i=0;i<links.length;i++) {
            if(!(links[i].hasAttribute("href")) || (links[i].hasAttribute("id"))) {
                // removeNode(links[i]);
				links[i].setAttribute("class", "hidelink");
    		}
    	}
}
function addClass(element, value) {
	if(!element.className) {
		element.className = value;
	} else {
		newClassName = element.className;
		newClassName+= " ";
		newClassName+= value;
		element.className = newClassName;
	}
}
function removeNode(n){
    if(n.hasChildNodes())
        for(var i=0;i<n.childNodes.length;i++)
            n.parentNode.insertBefore(n.childNodes[i].cloneNode(true),n);
    n.parentNode.removeChild(n);
}

function killDivs ( e ) {
	var divsList = e.getElementsByTagName( "div" );
	var curDivLength = divsList.length;
	var anchors = e.getElementsByTagName("a");
	$("a").remove();
		//for (var a=0; a<anchors.length; a++;) {
			
			// if (anchors[a].innerHTML == "") {
			// 				anchors.remove(a);
			// 			}
		//}
	// Gather counts for other typical elements embedded within.
	// Traverse backwards so we can remove nodes at the same time without effecting the traversal.
	for (var i=curDivLength-1; i >= 0; i--) {
		var p = divsList[i].getElementsByTagName("p").length;
		var img = divsList[i].getElementsByTagName("img").length;
		var li = divsList[i].getElementsByTagName("li").length;
		var a = divsList[i].getElementsByTagName("a").length;
		var embed = divsList[i].getElementsByTagName("embed").length;

	// If the number of commas is less than 10 (bad sign) ...
	if ( getCharCount(divsList[i]) < 10) {
			// And the number of non-paragraph elements is more than paragraphs 
			// or other ominous signs :
			if ( img > p || li > p || a > p || p == 0 || embed > 0) {
				divsList[i].parentNode.removeChild(divsList[i]);
			}
		}
		
	
	}
	return e;
	
}

function convertEntities (e) {
	e.innerHTML = e.innerHTML.replace(/&#(\d+);/g, function (m, n) { return String.fromCharCode(n); })
	
}
function killBreaks ( e ) {
	e.innerHTML = e.innerHTML.replace(/(<br\s*\/?>(\s|&nbsp;?)*){1,}/g,'<br />');
	return e;
}

function clean(e, tags, minWords) {
	var targetList = e.getElementsByTagName( tags );
	minWords = minWords || 1000000;

	for (var y=0; y < targetList.length; y++) {
		// If the text content isn't laden with words, remove the child:
		if (getCharCount(targetList[y], " ") < minWords) {
			targetList[y].parentNode.removeChild(targetList[y]);
		}
	}
	return e;
}