if (!window.Webpub) window.Webpub = {};
window.Webpub.Text = {
    toggle: function(id) {
	var img = document.getElementById("I" + id);
	var src = img.getAttribute("src");
	var sty = "none";
	if (src == "img/webpub.plus.png") {
	    src = "img/webpub.minus.png";
            sty = "block";
	}
	else {
	    src = "img/webpub.plus.png";
	}
	img.setAttribute("src", src);
	var div = document.getElementById("T" + id);
	div.style.display = sty;
    }
};
console.log(Webpub);