var COOKIE_OPTIONS = { path: '/' }; 

setPageTextSize = function() {
    var base = '13px'; var larger = '15px'; var largest = '17px';
    var COOKIE_NAME = 'textsize';
    var current = $.cookie(COOKIE_NAME) || base;
    
    $('body').css('font-size', current);

    $('#baseFontSize').click(function(){
        $('body').css('font-size', base);
        $.cookie(COOKIE_NAME, base, COOKIE_OPTIONS);        
    })
    $('#largerFontSize').click(function(){
        $('body').css('font-size', larger);
        $.cookie(COOKIE_NAME, larger, COOKIE_OPTIONS);        
    })
    $('#largestFontSize').click(function(){
        $('body').css('font-size', largest);        
        $.cookie(COOKIE_NAME, largest, COOKIE_OPTIONS);        
    })
}