initAlphabetChooser = function() {


	var links = getElementsBySelector("#alphabet_chooser a");

		for (i=0; i<links.length; i++) {
			var id = links[i].href.split("#")[1];
			if(!document.getElementById(id)){
				links[i].className = "disabled";
				//links[i].disabled = true;
			}
		}

}


EventUtils.addEventListener(window,'load',initAlphabetChooser);