--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/de/mpg/mpiwg/itgroup/digilib/icons/greyskin/debug.js	Mon Jan 03 09:11:25 2011 +0100
@@ -0,0 +1,111 @@
+var Debug = null;
+var _now = {};
+
+function element(name, content) {
+	var E = document.createElement(name);
+	if (content) {
+		if (content.nodeType) // it's a node
+			E.appendChild(content)
+		else // it's text
+			E.appendChild(document.createTextNode(content))
+		};
+	return E;
+	}
+	
+function appendElement(node, name, content) {
+	if (node == null || ! node.appendChild)
+        return node;
+	return node.appendChild(element(name,content));
+	}
+
+function getDebug() {
+	if (Debug == null) {
+		Debug = document.getElementById('debug');
+		if (Debug == null) {
+			Debug = appendElement(document.body, 'div');
+			Debug.setAttribute('class', 'debug');
+			Debug.setAttribute('id', 'debug');
+			Debug.innerhtml = '<h3>Debug</h3>';
+			};
+		};
+	return Debug;
+	}
+
+function debug() {
+	var D = getDebug();
+	// return alertObject(D);
+	var msg = "";
+	for (var i = 0; i<arguments.length; i++) msg += arguments[i] + " ";
+	return appendElement(D, "p", msg);
+	}
+
+function debugObject(obj, exclude) {
+	if (exclude == null)
+	    exclude = '';
+	var noConst = exclude.indexOf('const') > -1;
+	var A = new Array();
+	for (var prop in obj) A.push(prop); 
+	A.sort();
+	var D = getDebug();
+	var T = appendElement(D, "table");
+	for (var i = 0; i < A.length; i++) {
+		var key = A[i];
+		var value = obj[key];
+		var type = typeof(value);
+		// exclude specified types
+		if (exclude.indexOf(type) > -1)
+			continue;
+		// exclude uppercase-only properties (= constants)
+		if (noConst && key.search(/^[A-Z0-9_]+$/) > -1)
+			continue;
+		var TR = appendElement(T, "tr");
+		appendElement(TR, "td", element("b", key));
+		appendElement(TR, "td", type); 
+		appendElement(TR, "td", value + ""); 
+		if (type == "function") 
+			appendElement(TR, "td", value.toSource());
+		};
+	}
+
+function strObject(obj) {
+	var res = "";
+	var A = new Array();
+	try {
+		for (var i in obj) A[i] = typeof(obj[i]);
+		}
+	catch(e) { typ = "unknown" };
+    var count = 0;
+	for (var item in A) {
+		count++;
+        typ = A[item];
+		res += item + " (" + typ + "): ";
+		if (typ != "function") res += obj[item];
+		res += "\t";
+        if (count % 4 == 0)
+            res += "\n";
+		}
+	return res;
+	}
+
+function alertObject(obj) {
+	return alert(strObject(obj));
+	}
+
+function alertHTML(obj) {
+	if (obj)
+        return alert(obj.tagName + ".innerHTML:\n" + obj.innerHTML);
+	}
+
+function serialize(xmlobject) {
+	return (new XMLSerializer()).serializeToString(xmlobject);
+	}
+	
+function startTime(s) {
+	_now[s] = new Date();
+	}
+	
+function elapsedTime(s) {
+	var diff = new Date(new Date - _now[s]);
+	debug(s + ": " + diff.getSeconds() + "." + diff.getMilliseconds() + " sec.");
+	}
+