var op_al = getCookieValue("op_al");
var op_ff = getCookieValue("op_ff");
var op_fw = getCookieValue("op_fw");

function getCookieValue(a)
{
	var b=document.cookie.split("; ");
	for(var i=0;i<b.length;i++)	{
		var c=b[i].split("=");
		if(a==c[0])
			return unescape(c[1])
	}
	return null
}
function setCookie(a,b,c,d)
{
	b=escape(b);
	if(d=="") {
		var e=new Date();
		e.setHours(e.getHours()+12);
		d=e.toGMTString()
	}
	if(c!="") {
		c=";Path="+c
	}
	document.cookie=a+"="+b+";expires="+d+c
}
function load_options()
{
	document.getElementById("ff_select").selectedIndex=((op_ff===null)||(op_ff<0)||(op_ff>4))?3:op_ff;
	document.getElementById("fw_select").selectedIndex=((op_fw===null)||(op_fw<0)||(op_fw>4))?2:op_fw;
	if((op_al!="left")&&(op_al!="center")&&(op_al!="right"))op_al="left";change_align(op_al);
	changeFontFamily(document.getElementById("ff_select").value);
	changeFontSize(document.getElementById("fw_select").value);
}
function change_align(a)
{
	var b=new Array('left','center','right');
	document.getElementById("songlyrics").align=a
	for(i=0;i<3;i++) {
		if(a==b[i]) {
			document.getElementById("id_"+b[i]).style.borderColor="#999999";
			op_al=a
		} else {
			document.getElementById("id_"+b[i]).style.borderColor="#F7F7F7"
		}
	}
	save_options();
}
function changeFontFamily(a)
{
	document.getElementById('songlyrics').style.fontFamily=a;
	save_options();
}
function changeFontSize(a)
{
	document.getElementById('songlyrics').style.fontSize=a;
	save_options();
}
function save_options()
{
	var a=new Date();
	a.setMonth(a.getMonth()+6);
	setCookie("op_al",op_al,"/",a.toGMTString());
	setCookie("op_ff",document.getElementById("ff_select").selectedIndex,"/",a.toGMTString());
	setCookie("op_fw",document.getElementById("fw_select").selectedIndex,"/",a.toGMTString());
}