function textIncrease(target1,target2)
{
    var currentFontSize = $(target1).css('font-size');
    var currentFontSizeNum = parseFloat(currentFontSize, 12);
    if (currentFontSizeNum <= 14)
    {
        var newFontSize = Math.round(currentFontSizeNum*1.1);
        $(target1).css('font-size', newFontSize);
        if(target2 != null)
        {
            $(target2).css('font-size', newFontSize);
        }
    }
    return false;
}

function textDecrease(target1,target2)
{
    var currentFontSize = $(target1).css('font-size');
    var currentFontSizeNum = parseFloat(currentFontSize, 12);
    if (currentFontSizeNum >= 10)
    {
        var newFontSize = Math.round(currentFontSizeNum*0.9);
        $(target1).css('font-size', newFontSize);
        if(target2 != null)
        {
            $(target2).css('font-size', newFontSize);
        }
    }
    return false;
}