//

var tega = new Object();

tega.getElement = function(objectId)
{
	// cross-browser function to get an object's style object given its id
	if(document.getElementById && document.getElementById(objectId)) {
		// W3C DOM
		return document.getElementById(objectId);
	} else if (document.all && document.all(objectId)) {
		// MSIE 4 DOM
		return document.all(objectId);
	} else {
		return false;
	}
}

tega.findPos = function(object)
{
	var curleft = curtop = 0;

	if (object.offsetParent) {
	do {
		curleft += object.offsetLeft;
		curtop += object.offsetTop;
	}
	while (object = object.offsetParent);
	}
	else {
		curleft = object.offsetLeft;
		curleft = object.offsetTop;
	}

	return [curleft, curtop];
}

tega.createCookie = function(name, value, days)
{
	if (days) {
		var date = new Date();
		date.setTime(date.getTime() + (days * 24 * 60 * 60 * 1000));
		var expires = "; expires=" + date.toGMTString();
	}
	else var expires = "";
	document.cookie = name + "=" + value + expires + "; path=/";
}

tega.readCookie = function(name)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for (var i = 0; i < ca.length; i++) {
		var c = ca[i];
		while (c.charAt(0) == ' ') c = c.substring(1, c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length, c.length);
	}
	return null;
}

tega.eraseCookie = function(name)
{
	tega.createCookie(name, "", -1);
}