/* util.js
 * CBE v4.20, Cross-Browser DHTML API from Cross-Browser.com
 * Copyright (c) 2002 Michael Foster (mike@cross-browser.com)
 * Distributed under the terms of the GNU LGPL from gnu.org
 *
 * Adapted and optimized by Juerg Lehni for Lineto.com, 2003-2005
*/
var cbeImageCount=0;
var cbeImageObj = [];
var cbeImageName = [];
function cbeNewImage(imgName, imgUrl, imgWidth, imgHeight) {
	var imgObj;
	if (arguments.length == 4) imgObj = new Image(imgWidth,imgHeight);
	else imgObj = new Image();
	imgObj.src = imgUrl;
	imgObj.id = imgObj.name = imgName;
	cbeImageObj[cbeImageCount] = imgObj;
	cbeImageName[cbeImageCount++] = imgName;
	return imgObj;
}
function cbeSetImage(tagImg, preloadedImg) {
	var t, p;
	if (typeof(tagImg)=='string') t = cbeGetImageByName(tagImg);
	else t = tagImg;
	if (typeof(preloadedImg)=='string') p = cbeGetImageByName(preloadedImg);
	else p = preloadedImg;
	t.src = p.src;
}
function cbeGetImageByName(imgName) {
	var i, j;
	if (document.images[imgName]) return document.images[imgName];
	if (is.nav4) {
		for (i = 0; i < cbeAll.length; i++) {
			if (cbeAll[i].ele.document) {
				for (j = 0; j < cbeAll[i].ele.document.images.length; j++) {
					if (imgName == cbeAll[i].ele.document.images[j].name) return cbeAll[i].ele.document.images[j];
				}
			}
		}
	}
	for (i = 0; i < cbeImageName.length; i++) {
		if (cbeImageName[i] == imgName) return cbeImageObj[i];
	}
	return null;
}
function cbeGetFormByName(frmName) {
	if (document.forms[frmName]) return document.forms[frmName];
	if (is.nav4) {
		for (var i = 0; i < cbeAll.length; i++) {
			if (cbeAll[i].ele.document) {
				var forms = cbeAll[i].ele.document.forms;
				for (var j = 0; j < forms.length; j++)
					if (frmName == forms[j].name) return forms[j];
			}
		}
	}
	return null;
}
// cookie implementations based on code from Netscape Javascript Guide
function cbeSetCookie(name, value, expire) {
	document.cookie = name + "=" + escape(value) + ((!expire) ? "" : ("; expires=" + expire.toGMTString())) + "; path=/";
}
function cbeGetCookie(name) {
	var value=null, search=name+"=";
	if (document.cookie.length > 0) {
		var offset = document.cookie.indexOf(search);
		if (offset != -1) {
			offset += search.length;
			var end = document.cookie.indexOf(";", offset);
			if (end == -1) end = document.cookie.length;
			value = unescape(document.cookie.substring(offset, end));
		}
	}
	return value;
}
function cbeHexString(n, digits, prefix) {
	var p = '', n = Math.ceil(n);
	if (prefix) p = prefix;
	n = n.toString(16);
	for (var i=0; i < digits - n.length; ++i) {
		p += '0'; 
	}
	return p + n;
}
var cbeUtilJsLoaded = true;
// End cbe_util.js