function getCookie(NameOfCookie)
{
	if (document.cookie.length > 0)
	{
	
	begin = document.cookie.indexOf(NameOfCookie+"=");
	if (begin != -1) 
	{

		begin += NameOfCookie.length+1;
		end = document.cookie.indexOf(";", begin);
		if (end == -1) end = document.cookie.length;
		return unescape(document.cookie.substring(begin, end)); 
		}
	}
	return null;


}

function setCookie(NameOfCookie, value, expiredays)
{


var ExpireDate = new Date ();
ExpireDate.setTime(ExpireDate.getTime() + (expiredays * 24 * 3600 * 1000));

document.cookie = NameOfCookie + "=" + escape(value) +
((expiredays == null) ? "" : "; expires=" + ExpireDate.toGMTString());
}

function delCookie (NameOfCookie)
{

if (getCookie(NameOfCookie)) {
document.cookie = NameOfCookie + "=" +
"; expires=Thu, 01-Jan-70 00:00:01 GMT";
}
}



function DoTheCookieStuff()
{
	bgemusicloop=getCookie('bgemusicloop');
	if (bgemusicloop!=null) {
		if(bgemusicloop=='off'){
		 	copy='<a class="music_button" href="javascript:toggleMusic()"><img src="/images/music_on.jpg" alt="turn music on" /></a> ';
		}
		else{
			copy = '<a class="music_button" href="javascript:toggleMusic()"><img src="/images/music_off.jpg" alt="turn music off" /></a><embed src="/music/loop.mp3" hidden="true" loop="true" autostart="true"></embed>';	
		}
	}
	else {//not set yet
	 	copy='<a class="music_button" href="javascript:toggleMusic()"><img src="/images/music_off.jpg" alt="turn music off" /></a>';
		setCookie('bgemusicloop','on',365);
	}
	document.getElementById('music').innerHTML=copy;
}

function toggleMusic()
{
	bgemusicloop = getCookie('bgemusicloop');
	if(bgemusicloop=='off'){
		setCookie('bgemusicloop','on',365);
		copy='<a class="music_button" href="javascript:toggleMusic()"><img src="/images/music_off.jpg" alt="turn music off" /></a><embed src="/music/loop.mp3" hidden="true" loop="true" autostart="true"></embed>';
	}
	else{
		setCookie('bgemusicloop','off',365);
		copy='<a class="music_button" href="javascript:toggleMusic()"><img src="/images/music_on.jpg" alt="turn music on" /></a>';
	}
	document.getElementById('music').innerHTML=copy;

}