function imgswap(dest_id, newsrc)
{
	document.getElementById(dest_id).src = newsrc;
	return true;
}
function textinsert(dest_id, newtext)
{
	document.getElementById(dest_id).innerHTML = newtext;
	return true;
}

function draw_toolbar() {	
	if(navigator.platform == 'iPad' || navigator.platform == 'iPhone' || navigator.platform == 'iPod') {
		 document.getElementById('floating_toolbar').style.display = 'none';
		 document.getElementById('floating_toolbar_hidetab').style.display = 'none';
	}
	else if(getCookie('lww_display') == 'false') {
		document.getElementById('floating_toolbar').style.display = 'none';
	}
	else {
		document.getElementById('floating_toolbar_hidetab').style.display = 'none';
	}
	return true;
}

function toggle_toolbar(show) {
	if(show) {
		document.getElementById('floating_toolbar').style.display = 'block';
		document.getElementById('floating_toolbar_hidetab').style.display = 'none';
		SetCookie('lww_display', 'true', 7);
	} else {
		document.getElementById('floating_toolbar').style.display = 'none';
		document.getElementById('floating_toolbar_hidetab').style.display = 'block';
		SetCookie('lww_display', 'false', 7);
	}
	return true;
}

function SetCookie(cookieName,cookieValue,nDays) {
	var today = new Date();
	var expire = new Date();
	if (nDays==null || nDays==0) nDays=1;
	expire.setTime(today.getTime() + 3600000*24*nDays);
	document.cookie = cookieName+"="+escape(cookieValue)+ ";expires="+expire.toGMTString();
	return true;
}

function getCookie(cookieName) {
	var i,x,y,ARRcookies=document.cookie.split(";");
	for (i=0;i<ARRcookies.length;i++) {
		x=ARRcookies[i].substr(0,ARRcookies[i].indexOf("="));
		y=ARRcookies[i].substr(ARRcookies[i].indexOf("=")+1);
		x=x.replace(/^\s+|\s+$/g,"");
		if (x==cookieName) {
			return unescape(y);
		}
	}
}