function xmlRequest(event){		

		var req = null; 

		//document.ajax.dyn.value="Started...";

		if (window.XMLHttpRequest)

		{

 			req = new XMLHttpRequest();

			if (req.overrideMimeType) 

			{

				req.overrideMimeType('text/xml');

			}

		} 

		else if (window.ActiveXObject) 

		{

			try {

				req = new ActiveXObject("Msxml2.XMLHTTP");

			} catch (e)

			{

				try {

					req = new ActiveXObject("Microsoft.XMLHTTP");

				} catch (e) {}

			}

	        	}

		req.onreadystatechange = function()

		{ 

			//var loadingContent = 

			//$('.commentSection').append('

			if(req.readyState == 4)

			{

				if(req.status == 200)

				{

					// process a XML document here	

					var xml = req.responseXML;

					$xml = $(xml);

					var mot = $(event.target).first().parents('div[data-mot]').attr('data-mot');

					var typologie = $(event.target).first().parents('div[data-mot]').attr('class');

					typologie = typologie.replace(/(arsIndustrialis|discipline|thematique|vulgarisation) /gi, '');

					console.log(typologie);

					var commentaires = $xml.find('mot[name]').filter(function() {return removeAccents($(this).attr("name").toLowerCase()) == mot;});

					var typologieComment = commentaires.children();

				}	

				else	

				{

					alert("Error: returned status code " + req.status + " " + req.statusText);

				}	

			} 

		}; 

		req.open("GET", "comments.xml", true); 

		req.send(null); 

}