function setSize(fs) {
    var newFs = 0;
    var newFsiF = 0;
    switch(fs) {
        case 'small':
            newFs = '65%';
            newFsiF = '66%';
            document.getElementById('small').getElementsByTagName('span')[0].style.textDecoration = 'none';
            document.getElementById('medium').getElementsByTagName('span')[0].style.textDecoration = 'underline';
            document.getElementById('big').getElementsByTagName('span')[0].style.textDecoration = 'underline';
            try {
                if (getElementsByClassName(document, 'div', 'most_wrapper')) {
                    getElementsByClassName(document, 'div', 'most_wrapper')[0].style.height = '2.4em';
                }
                if (document.getElementById('accord_wrapper')) {
                    document.getElementById('accord_wrapper').style.height = '18.1em';
                }
                if (document.getElementById('offers_wrapper')) {
                    document.getElementById('offers_wrapper').style.height = '18.1em';
                }
            }      
            catch(err) {}
            break;
        case 'medium': 
            newFs = '75%';
            newFsiF = '76%';
            document.getElementById('small').getElementsByTagName('span')[0].style.textDecoration = 'underline';
            document.getElementById('medium').getElementsByTagName('span')[0].style.textDecoration = 'none';
            document.getElementById('big').getElementsByTagName('span')[0].style.textDecoration = 'underline';
            try {
                if (getElementsByClassName(document, 'div', 'most_wrapper')) {
                    getElementsByClassName(document, 'div', 'most_wrapper')[0].style.height = 'auto';
                }
                if (document.getElementById('accord_wrapper')) {
                    document.getElementById('accord_wrapper').style.height = '17.5em';
                }
                if (document.getElementById('offers_wrapper')) {
                    document.getElementById('offers_wrapper').style.height = '17.4em';
                }
            }
            catch(err) {}
            break;
        case 'big': 
            newFs = '100%';
            newFsiF = '101%';
            document.getElementById('small').getElementsByTagName('span')[0].style.textDecoration = 'underline';
            document.getElementById('medium').getElementsByTagName('span')[0].style.textDecoration = 'underline';
            document.getElementById('big').getElementsByTagName('span')[0].style.textDecoration = 'none';
            try {
                if (getElementsByClassName(document, 'div', 'most_wrapper')) {
                    getElementsByClassName(document, 'div', 'most_wrapper')[0].style.height = 'auto';
                }
                if (document.getElementById('accord_wrapper')) {
                    document.getElementById('accord_wrapper').style.height = '17.2em';
                }
                if (document.getElementById('offers_wrapper')) {
                    document.getElementById('offers_wrapper').style.height = '17.1em';
                }
            }
            catch(err) {}
            break;
    }
    document.body.style.fontSize = newFs;
    if (window.frames['content_iframe']) {
        window.frames['content_iframe'].document.body.style.fontSize = newFsiF;
    }
}