function AddEvent(el){
    addEvento(el,'click', function(){
                return clickWT(el);
                });
}

function addEvento(obj, evType, fn){

    if(obj.addEventListener){
        obj.addEventListener(evType, fn, false);
        return true;
    }else if (obj.attachEvent){
        return obj.attachEvent("on"+evType, fn);
    }else{
        return false;
    }
}

function WTGencat(){

	metaTags["DCS.dcssip"] = "www.aqu.cat";
	
	if(!document.getElementsByTagName) return;
	var ancores = document.getElementsByTagName("a");
	for(var i=0, z=ancores.length; i<z; i++){
		AddEvent(ancores[i]);
	}
}

function clickWT(ancora){
	var href = ancora.href;
	var extensio = "";
	var protocol = ""; 
	var strURI = "";
	var domini = "";
	
	if(href && href != undefined && href != "") {		
		if(href.lastIndexOf(".")>-1){
			extensio = href.slice(href.lastIndexOf(".")+1).toLowerCase();
			if(extensio=="pdf" || extensio=="doc" || extensio=="xls"){
				domini = href.slice(href.indexOf("/")+2);
				if(domini.indexOf("/")>-1){
					domini = domini.slice(0,domini.indexOf("/"));
				}
				if(href.indexOf("//")>-1){
					protocol = href.slice(0, href.indexOf("//")+2);
				}
				strURI = href.replace(protocol + domini, "");
				//dcsMultiTrack('DCS.dcssip', domini, 'DCS.dcsuri', strURI, 'WT.ti', 'Descarrega (' + extensio.toUpperCase() + ') : ' + ancora.innerHTML);
				dcsMultiTrack('DCS.dcssip', domini,'DCS.dcsuri', strURI, 'WT.ti', ancora.innerHTML);
			}
		}
	}
}