function ajustaMenu(){
	var url = String(window.location);
	var indice = url.indexOf("pag=");
	if(indice == -1){
		return 0;
	}else{
		var pagina = new Number(url.substr(indice+4,1));
		if(pagina == 3){
			indice = url.indexOf("codEdi=", indice);
			if(indice == -1){
				return -1;
			}else{
				var codEdi = url.substr(indice+7,1);
				return codEdi;
			}
		}else{
			return -1;
		}
	}
}

function thisMovie(movieName){
	if(navigator.appName.indexOf("Microsoft") != -1){
		return window[movieName];
	}else{
		return document[movieName];
	}
}