function toggleDiv(tagname, height)
{
    obj = document.getElementById(tagname);
	if(obj.style.height == "0px" || obj.style.height == null || obj.style.height == "")
	{
		setCookie(tagname,height);
		obj.style.height = height + "px";
	}
	else	
	{
		setCookie(tagname,0);
		obj.style.height = "0px";
	}	
}

function setCookie(name, value, expires, path, domain, secure) 
{
    var curCookie = name + "=" + escape(value) +
    ((expires) ? "; expires=" + expires.toGMTString() : "") +
    ((path) ? "; path=" + path : "") +
    ((domain) ? "; domain=" + domain : "") +
    ((secure) ? "; secure" : "");
    document.cookie = curCookie;
}

function getCookie(name) 
{
    var dc = document.cookie;
    var prefix = name + "=";
    var begin = dc.indexOf("; " + prefix);
    if (begin == -1) {
    begin = dc.indexOf(prefix);
    if (begin != 0) return null;
    } else
    begin += 2;
    var end = document.cookie.indexOf(";", begin);
    if (end == -1)
    end = dc.length;
    return unescape(dc.substring(begin + prefix.length, end));
}