function toggleleftside() {
	var lscell = document.getElementById("leftside");
	var lsflash = document.getElementById("lsflash");
	if (lsflash.offsetWidth=="250") {
		var nw = 0;
		var cv = 0;
		var picsrc = "images/btn_leftside_open.gif";
	} else {
		var nw = 250;
		var cv = 1;
		var picsrc = "images/btn_leftside_close.gif";
	}
	lsflash.style.width = nw+"px";
	lscell.style.width = nw+"px";
	MM_swapImage('btn_left','',picsrc,1);
	if (window.opera) {
		document.body.className += ' ';
	}
	var set=set_cookie("leftside",cv,365);
}

function set_cookie(cookieName,cookieValue,intDays)
{
    if(!is_cookie_enabled())
        {
            return false;
        }
        
    objNow = new Date();
    strExp = new Date( objNow.getTime() + ( intDays * 86400000) );
    document.cookie = cookieName + '=' + 
                      cookieValue + ';expires=' + 
                      strExp.toGMTString() + ';';
    return true;
}

function is_cookie_enabled()
{
    if(typeof navigator.cookieEnabled!='undefined')
        {
            return navigator.cookieEnabled;
        }
    
    set_cookie('testcookie','testwert',1);
    
    if(!document.cookie)
        {
            return false;
        }
    
    delete_cookie('testcookie');
    return true;        
}