// For JS cookies Delete, Create, GetValue

//For Delete Cookies
function DeleteCookie(name) {
    var expire = new Date ();
    expire.setTime (expire.getTime() - (24 * 60 * 60 * 1000)); 
    document.cookie = name + "=; path=/; expires=" + expire.toGMTString(); 
}

//For Getting the Value from a cookie
function GetCookie(name) {
    var startIndex = document.cookie.indexOf(name); 
    if(startIndex != -1)
	{
        var endIndex = document.cookie.indexOf(";", startIndex); 
        if(endIndex == -1)
		{ endIndex = document.cookie.length; }
        return unescape(document.cookie.substring(startIndex+name.length+1, endIndex)); 
    }
	else
	{
		var it = ""
        return it; 
    }
}

//For Creating a Cookie
function SetCookie(name, value, days) {
    var expire = new Date();
    expire.setTime (expire.getTime() + (24 * 60 * 60 * 1000) * days);
	//see if cookie already exsits and get the value
	var valueCookie;
	valueCookie = GetCookie(name);
	if(valueCookie == "" || name == "fontsizer")
	{ document.cookie = name + "=" + escape(value) + "; path=/; expires=" + expire.toGMTString(); }
	else
	{ document.cookie = name + "=" + escape(value) + "**" + valueCookie + "; path=/; expires=" + expire.toGMTString(); }
}

// style sheet font sizer
function changeStyle(sheet){

	if (sheet==0){
		document.getElementsByTagName('link')[0].disabled = true;
		document.getElementsByTagName('link')[1].disabled = true; 
		DeleteCookie("fontsizer")
	}
	if (sheet==1){
		
		document.getElementsByTagName('link')[0].disabled = false;
		document.getElementsByTagName('link')[1].disabled = true;
		SetCookie("fontsizer", "medium", "365")
	}
	if (sheet==2){
		document.getElementsByTagName('link')[0].disabled = true;
		document.getElementsByTagName('link')[1].disabled = false;
		SetCookie("fontsizer", "large", "365")
	}
}

document.write('<link rel="alternate stylesheet" type="text/css" href="style_m.css" title="mainStyle2" disabled />')
document.write('<link rel="alternate stylesheet" type="text/css" href="style_l.css" title="mainStyle3" disabled />')

var fontsizer = GetCookie("fontsizer")
if (fontsizer == "medium"){changeStyle(1)}
if (fontsizer == "large"){changeStyle(2)}