function getCookie( name )
{
	startVal = document.cookie.indexOf( name + "=" );
	if ( startVal == -1 )
		return "";
	startVal += (name.length + 1);
	endVal = document.cookie.indexOf( ";" , startVal );
	if ( endVal == -1 )
		endVal = document.cookie.length;
	return document.cookie.substring( startVal , endVal );
}

function clearCookie( name )
{
	var exp = new Date();
	document.cookie = name+"=exp; expires=" + exp.toGMTString();
	return true;
}

function setCookie( name , value )
{
	document.cookie = name+"="+value;
	return true;
}