// CONSTANTS
// cookie names being set
var SELECTED_TAB	= "SelectedTab";
var SELECTED_MENU 	= "SelectedMenu";
var SELECTED_SUBMENU 	= "SelectedSubMenu";

// DeleteCookie() will remove the named cookie from the cookie file.
function DeleteCookie ( inCookieName )
{
	// set the value of the name to nothing, this should wipe out the cookie
	document.cookie		= inCookieName + "=" + "; path=/";
}

// GetCookie() will retrieve the value associated with the cookie name passed in.
function GetCookie ( inCookieName )
{
	var dcookie			= document.cookie; 
	var cname			= inCookieName + "=";
	var clen			= dcookie.length;
	var cbegin			= 0;

	while ( cbegin < clen )
	{
		var vbegin		= cbegin + cname.length;
		if ( dcookie.substring( cbegin, vbegin ) == cname ) 
		{ 
			var vend	= dcookie.indexOf ( ";", vbegin );
			if ( -1 == vend ) 
			{
				vend	= clen;
			}
			return unescape( dcookie.substring( vbegin, vend ));
		}
		
		cbegin = dcookie.indexOf( " ", cbegin ) + 1;
		
		if ( 0 == cbegin ) 
		{
			break;
		}
	}
	return null;
}

// SetCookie() will add the cookie name, value and expiration date and time
// (if specified) to the cookie file.
function SetCookie ( inCookieName, inCookieValue, inCookieExpiration) 
{
	document.cookie = inCookieName + "=" + escape( inCookieValue ) + 
		( inCookieExpiration ? "; expires=" + getExpiryDate(inCookieExpiration) : "" ) + 
		"; path=/";
}

function getExpiryDate(nodays)
{
	var UTCstring;
	Today = new Date();
	nomilli=Date.parse(Today);
	Today.setTime(nomilli+nodays*24*60*60*1000);
	UTCstring = Today.toUTCString();
	return UTCstring;
}

//////////////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////////////////////////////////////////////////////////////////////////////////////////
//newly added

// the start of Cookie related function
function getFontCookieVal (offset) {  
	var endstr = document.cookie.indexOf (";", offset);  
	if (endstr == -1)    
		endstr = document.cookie.length;  
	return unescape(document.cookie.substring(offset, endstr));
}

function GetFontCookie (name) {  
	var arg = name + "=";  
	var alen = arg.length;  
	var clen = document.cookie.length;  
	var i = 0;
	while (i < clen) {    
		var j = i + alen;    
		if (document.cookie.substring(i, j) == arg)      
		{
			return getFontCookieVal (j);    
		}
		i = document.cookie.indexOf(" ", i) + 1;    
		if (i == 0) break;   
	}  
	return null;
}

function SetFontCookie (name, value) {  
	var argv = SetFontCookie.arguments;  
	var argc = SetFontCookie.arguments.length;  
	var expires = (argc > 2) ? argv[2] : null;  
	var path = (argc > 3) ? argv[3] : null;  
	var domain = (argc > 4) ? argv[4] : null;  
	var secure = (argc > 5) ? argv[5] : false;  
	document.cookie = name + "=" + escape (value) + 
	((expires == null) ? "" : ("; expires=" + expires.toUTCString())) + 
	((path == null) ? "" : ("; path=" + path)) +  
	((domain == null) ? "" : ("; domain=" + domain)) +    
	((secure == true) ? "; secure" : "");
}

function DeleteFontCookie (name) {  
	var exp = new Date();  
	exp.setTime (exp.getTime() - 1);  
	var cval = GetFontCookie (name);  
	document.cookie = name + "=" + cval + "; expires=" + exp.toUTCString();
}