Index: trunk/core/admin_templates/js/script.js
===================================================================
diff -u -N -r7702 -r7855
--- trunk/core/admin_templates/js/script.js	(.../script.js)	(revision 7702)
+++ trunk/core/admin_templates/js/script.js	(.../script.js)	(revision 7855)
@@ -1111,15 +1111,6 @@
 		return doc;
 	}
 
-
-	function addEvent(el, evname, func) {
-		if (is.ie) {
-			el.attachEvent("on" + evname, func);
-		} else {
-			el.addEventListener(evname, func, true);
-		}
-	};
-
 	function set_persistant_var($var_name, $var_value, $t, $form_action)
 	{
 		set_hidden_field('field', $var_name);
@@ -1303,6 +1294,7 @@
 
 NumberFormatter.Parse = function(num)
 {
+	if (num == '') return 0;
 	return parseFloat( num.toString().replace(this.ThousandsSep, '').replace(this.DecimalSep, '.') );
 }
 
@@ -1319,40 +1311,65 @@
 	return x1 + x2;
 }
 
-var last_shown_error = false;
-var errors = new Object();
-var first_error = new Object();
-var fields = new Object();
-var textareas100 = new Array();
-function show_form_error(prefix, field, sticky)
-{
-	if (isset(errors[prefix]) && isset(errors[prefix][field])) {
-		span = document.getElementById('error_msg_'+prefix);
-		span.innerHTML = fields[prefix][field] + ' - ' + errors[prefix][field];
-		if (sticky) last_shown_error = field;
+function getDimensions(obj) {
+	var style
+	if (obj.currentStyle) {
+		style = obj.currentStyle;
 	}
-}
-function hide_form_error(prefix)
-{
-	span = document.getElementById('error_msg_'+prefix);
-	if (!span) return;
-	span.innerHTML = '<br/>';
-	if (typeof(last_shown_error) != 'undefined' && last_shown_error) {
-		show_form_error(prefix, last_shown_error);
+	else {
+		style = getComputedStyle(obj,'');
 	}
+	padding = [parseInt(style.paddingTop), parseInt(style.paddingRight), parseInt(style.paddingBottom), parseInt(style.paddingLeft)]
+	border = [parseInt(style.borderTopWidth), parseInt(style.borderRightWidth), parseInt(style.borderBottomWidth), parseInt(style.borderLeftWidth)]
+	for (var i in padding)  if ( isNaN( padding[i] ) ) padding[i] = 0
+	for (var i in border)  if ( isNaN( border[i] ) ) border[i] = 0
+
+	var result = new Object();
+	result.innerHeight = obj.clientHeight - padding[0] - padding[2];
+	result.innerWidth = obj.clientWidth - padding[1] - padding[3];
+	result.padding = padding;
+	result.borders = border;
+
+	return result;
 }
-function add_form_error(prefix, field, element, error_msg) {
-	if (error_msg != '') {
-		if (typeof(errors[prefix]) == 'undefined') {
-			errors[prefix] = new Object();
+
+function findPos(obj) {
+	var curleft = curtop = 0;
+	if (obj.offsetParent) {
+		curleft = obj.offsetLeft
+		curtop = obj.offsetTop
+		while (obj = obj.offsetParent) {
+			curleft += obj.offsetLeft
+			curtop += obj.offsetTop
 		}
-		errors[prefix][field] = error_msg;
-		document.getElementById(element).onfocus = function() {
-			show_form_error(prefix, field, true)
-		};
-		document.getElementById(element).onblur = function() {last_shown_error = false};
-		if (typeof(first_error[prefix]) == 'undefined' || first_error[prefix] == false) {
-			first_error[prefix] = [field, element];
-		}
 	}
+	return [curleft,curtop];
+}
+
+function addEvent(el, evname, func, traditional) {
+	if (traditional) {
+		eval('el.on'+evname+'='+func);
+		return;
+	}
+
+	if (is.ie) {
+		el.attachEvent("on" + evname, func);
+	} else {
+		el.addEventListener(evname, func, true);
+	}
+};
+
+function addLoadEvent(func, wnd) {
+	if (!wnd) wnd = window
+  var oldonload = wnd.onload;
+  if (typeof wnd.onload != 'function') {
+    wnd.onload = func;
+  } else {
+    wnd.onload = function() {
+      if (oldonload) {
+        oldonload();
+      }
+      func();
+    }
+  }
 }
\ No newline at end of file