function rollover(nav, lang) {
    var cl   = nav + 'over'; 
    document.getElementById(nav).setAttribute("class", cl);      // non-IE
    document.getElementById(nav).setAttribute("className", cl);  // IE
    if( lang != 'EN' && lang != 'ES' ) { lang = 'EN'; }
    var text;
    if( nav == 'nav1' && lang == 'EN' ) {
        text = '<a href="impact.php" onmouseout="rollout(\'nav1\',\'' + lang + '\');">Changing lives and<br />preserving forests</a>';    
    }
    if( nav == 'nav1' && lang == 'ES') {
        text = '<a href="impact.php" onmouseout="rollout(\'nav1\',\'' + lang + '\');">Cambiando vidas y<br />conservando bosques</a>';    
    }
    
    
    if( nav == 'nav2' && lang == 'EN' ) {
        text = '<a href="craft.php" onmouseout="rollout(\'nav2\',\'' + lang + '\');">Appropriate technology is efficient and effective</a>';
    }
    if( nav == 'nav2' && lang == 'ES' ) {
        text = '<a href="craft.php" onmouseout="rollout(\'nav2\',\'' + lang + '\');">La tecnolog&iacute;a apropiada es eficiente y efectiva</a>';
    }
    
    
    
    if( nav == 'nav3' && lang == 'EN' ) {
        text = '<a href="products.php" onmouseout="rollout(\'nav3\',\'' + lang + '\');">Quality wood products<br />help preserve<br />the rainforest</a>';
    }
    if( nav == 'nav3' && lang == 'ES' ) {
        text = '<a href="products.php" onmouseout="rollout(\'nav3\',\'' + lang + '\');">Productos maderables de calidad ayudan a preservar los bosques tropicales</a>';
    }
    
    
    if( nav == 'nav4' && lang == 'EN' ) {
        text = '<a href="comfornet.php" onmouseout="rollout(\'nav4\',\'' + lang + '\');">Join a cutting-edge network<br />of community<br />forest producers</a>';
    }
    if( nav == 'nav4' && lang == 'ES' ) {
        text = '<a href="comfornet.php" onmouseout="rollout(\'nav4\',\'' + lang + '\');">&Uacute;nete a una novedosa red de productores<br />forestales comunitarios</a>';
    }
    document.getElementById(nav).innerHTML = text;
}
function rollout(nav,lang) {
     var text;
     if( lang != 'EN' && lang != 'ES' ) { lang = 'EN'; }
     if( lang == 'EN' ) {
        if( nav == 'nav1' ) {
            text = '<a href="impact.php" onmouseover="rollover(\'nav1\',\'' + lang + '\');">OUR&nbsp;IMPACT</a>';
        }
        if( nav == 'nav2' ) {
            text = '<a href="craft.php" onmouseover="rollover(\'nav2\',\'' + lang + '\');">OUR&nbsp;CRAFT</a>';
        }
        if( nav == 'nav3' ) {
            text = '<a href="products.php" onmouseover="rollover(\'nav3\',\'' + lang + '\');">OUR&nbsp;PRODUCTS</a>';
        }
        if( nav == 'nav4' ) {
            text = '<a href="comfornet.php" onmouseover="rollover(\'nav4\',\'' + lang + '\');">ComForNet</a>';
        }
    }
    else {
        if( nav == 'nav1' ) {
            text = '<a href="impact.php" onmouseover="rollover(\'nav1\',\'' + lang + '\');">NUESTRO IMPACTO</a>';
        }
        if( nav == 'nav2' ) {
            text = '<a href="craft.php" onmouseover="rollover(\'nav2\',\'' + lang + '\');">NUESTRA ARTESAN&Iacute;A</a>';
        }
        if( nav == 'nav3' ) {
            text = '<a href="products.php" onmouseover="rollover(\'nav3\',\'' + lang + '\');"><span style="font-size: .9em">NUESTROS PRODUCTOS</span></a>';
        }
        if( nav == 'nav4' ) {
            text = '<a href="comfornet.php" onmouseover="rollover(\'nav4\',\'' + lang + '\');">ComForNet</a>';
        }
    }
    document.getElementById(nav).innerHTML = text;    
    document.getElementById(nav).setAttribute("class", nav);    
    document.getElementById(nav).setAttribute("className", nav);
}