function show_current(){
	var hnav = document.getElementById("menubar");
	var doclocation = document.location;
	alert(doclocation);
	var output = "";
/*	alert(hnav.getElementsByTagName("a").length);
	alert(hnav.getElementsByTagName("a")[0].attributes.length);
	alert(hnav.getElementsByTagName("a")[0].attributes[0].name);
	alert(hnav.getElementsByTagName("a")[0].attributes[0].value);
*/	var tags = hnav.getElementsByTagName("a")
//	alert(tags.length);
	for (var i=0; i<tags.length; i++){
		for (var j=0; j<tags[i].attributes.length; j++){
			output += "tag: " + i + ": " + "attribute: " + j + tags[i].attributes[j].name + ": " + tags[i].attributes[j].value + "\n";
		}
	}
	alert(output);
}

function colorize(){
	var allTables = document.getElementsByTagName("table");
	
	for (k=0; k<allTables.length; k++){
		if (allTables[k].className=="zebrastripe"){
			var colorElements = allTables[k].getElementsByTagName("tr");
			for (var l=1; l<colorElements.length; l+=2){
				colorElements[l].className += " dark";
			}
		}else if (allTables[k].className=="checkered"){
			var colorElements = allTables[k].getElementsByTagName("td");
			for (var m=1; m<colorElements.length; m+=2){
				colorElements[m].className += " dark";
				m += 3;
				if (m < colorElements.length){
					colorElements[m].className += " dark";
				}
				m -= 1;
			}
		}
	}

	var allLists = document.getElementsByTagName("ul");
	
	for (i=0; i<allLists.length; i++){
		if (allLists[i].className=="zebrastripe"){
			var colorElements = allLists[i].getElementsByTagName("li");
			for (var j=1; j<colorElements.length; j+=2){
				colorElements[j].className += " dark";
			}
		}
	}
}