var ads = "ingr"
var msg = 'HEMOS DETECTADO UN FILTRO DE PUBLICIDAD!.<br>ESTA WEB SE MANTIENE GRACIAS A LA PUBLICIDAD.</br>.<br> AGRADECEMOS QUE DESACTIVES EL BLOQUEO PARA ESTA PÀGINA.</br> ';
// you may choose to provide a direct URL path for the PHP file. Use 'http://"+document.location.hostname+' for the main part of your website's name. For example if the direct URL path to my php file was located at "http://www.saurdo.com/files/adblocks/adblocks.php". I would put "var php_url = 'http://'+document.location.hostname+'/files/adblocks/'"
var php_url = ""
	
function createXMLHttpRequest(){ 
    try { return new ActiveXObject("Msxml2.XMLHTTP"); } catch (e) {} 
    try { return new ActiveXObject("Microsoft.XMLHTTP"); } catch (e) {} 
    try { return new XMLHttpRequest(); } catch(e) {} 
    alert("XMLHttpRequest not supported"); 
    return null; 
} 
function recordBlock(b){ 
    xmlPost = createXMLHttpRequest(); 
    // add our "blocked" value to our request 
    xmlPost.open( "GET", php_url+"adblocks.php?b="+b, true ); 
    // attach request header 
    xmlPost.setRequestHeader("X-Requested-With", "XMLHttpRequest"); 
    xmlPost.send( null ); 
} 
onload=function(){

	// IE doesn't have a getElementByClassName function!
	if (document.getElementsByClassName == undefined) {
		document.getElementsByClassName = function(className)
		{
			var hasClassName = new RegExp("(?:^|\\s)" + className + "(?:$|\\s)");
			var allElements = document.getElementsByTagName("*");
			var results = [];

			var element;
			for (var i = 0; (element = allElements[i]) != null; i++) {
				var elementClass = element.className;
				if (elementClass && elementClass.indexOf(className) != -1 && hasClassName.test(elementClass))
					results.push(element);
			}

			return results;
		}
	}

    blocked = 0; 	
	var ad_nodes = document.getElementsByClassName(ads);
	for(i in ad_nodes){
	    // detect if container has a height (has content) 
		if (ad_nodes[i].offsetHeight == 0){ 
			blocked = 1;
			//alert("blocked");
			ad_nodes[i].innerHTML = msg;
		}
	}
    // activate recordBlock function 
    recordBlock(blocked); 
}