--- zogiLib/js/baselib.js	2005/11/08 10:13:31	1.5
+++ zogiLib/js/baselib.js	2007/09/11 15:40:30	1.8
@@ -17,13 +17,13 @@ Foundation, Inc., 59 Temple Place - Suit
 Authors: 
   Christian Luginbuehl, 01.05.2003 (first version)
   DW 24.03.2004 (Changed for digiLib in Zope)
-  Robert Casties, 2.11.2004
+  Robert Casties, 11.9.2007
 
 */
 
 function base_init() {
     // init function
-    baseScriptVersion = "1.1c";
+    baseScriptVersion = "1.2.2";
     dlParams = new Object();
     browserType = getBrowserType();
 }
@@ -289,10 +289,10 @@ function getParameter(name) {
     }
 }
 
-function setParameter(name, value, literal) {
+function setParameter(name, value, relative) {
     // sets parameter value (relative values with +/- unless literal)
     if (defined(dlParams[name])) {
-    	if ((! literal)&&(value.slice)) {
+    	if ((relative)&&(value.slice)) {
 	    	var sign = value.slice(0,1);
 			if (sign == '+') {
 				dlParams[name].value = parseFloat(dlParams[name].value) + parseFloat(value.slice(1));
@@ -321,11 +321,11 @@ function hasParameter(name) {
 function getAllParameters(detail) {
     // returns a string of all parameters in query format
     if (! detail) {
-        detail = 10;
+        detail = 255;
     }
     var params = new Array();
-    for ( param in dlParams ) {
-        if ((dlParams[param].detail <= detail)&&(dlParams[param].hasValue)) {
+    for (param in dlParams) {
+        if (((dlParams[param].detail & detail) > 0)&&(dlParams[param].hasValue)) {
             var val = getParameter(param);
             if (val != "") {
                 params.push(param + "=" + val);
@@ -376,19 +376,20 @@ function getElementPosition(elem) {
     // returns a Position with the position of the element
     var x = 0;
     var y = 0;
-    if (defined(elem.offsetLeft)) {
+    if (elem.offsetParent) {
+        // use .offsetLeft for most browsers
         var e = elem;
         while (e) {
-            if (defined(e.clientLeft)) {
-                // special for IE
+            if (browserType.isIE) {
                 if (browserType.isMac) {
+                    // IE for Mac extraspecial
                     if (e.offsetParent.tagName == "BODY") {
-                        // IE for Mac extraspecial
                         x += e.clientLeft;
                         y += e.clientTop;
                         break;
                     }
                 } else {
+                    // special for IE
                     if ((e.tagName != "TABLE") && (e.tagName != "BODY")) {
                         x += e.clientLeft;
                         y += e.clientTop;
@@ -400,9 +401,11 @@ function getElementPosition(elem) {
             e = e.offsetParent;
         }
     } else if (defined(elem.x)) {
+        // use .x for other (which?)
         x = elem.x;
         y = elem.y;
     } else if (defined(elem.pageX)) {
+        // use pageX for N4
         x = elem.pageX;
         y = elem.pageY;
     } else {
@@ -437,8 +440,6 @@ function getElementRect(elem) {
     return new Rectangle(pos.x, pos.y, size.width, size.height);
 }
 
-
-
 function moveElement(elem, rect) {
     // moves and sizes the element
     if (elem.style) {
@@ -486,6 +487,17 @@ function showElement(elem, show) {
     return true;
 }
 
+function isElementVisible(elem) {
+    // returns of the is shown or hidden
+    if (elem.style) {
+        return (elem.style.visibility == "visible");
+    } else if (defined(elem.visibility)) {
+        return (elem.visibility == "show");
+    } else {
+        alert("iselementvisible: no style nor layer property!");
+    }
+}
+
 function evtPosition(evt) {
     // returns the on-screen Position of the Event 
     var x;