but1o = new Image()
    but1o.src = "../images/button_god.gif"
    but1 = new Image()
    but1.src = "../images/button_n_god.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}

    but2o = new Image()
    but2o.src = "../images/button_home.gif"
    but2 = new Image()
    but2.src = "../images/button_n_home.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}

    but3o = new Image()
    but3o.src = "../images/button_about.gif"
    but3 = new Image()
    but3.src = "../images/button_n_about.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}

    but4o = new Image()
    but4o.src = "../images/button_port.gif"
    but4 = new Image()
    but4.src = "../images/button_n_port.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}

    but5o = new Image()
    but5o.src = "../images/button_interests.gif"
    but5 = new Image()
    but5.src = "../images/button_n_interests.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}

    but6o = new Image()
    but6o.src = "../images/button_links.gif"
    but6 = new Image()
    but6.src = "../images/button_n_links.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}

    but7o = new Image()
    but7o.src = "../images/button_contact.gif"
    but7 = new Image()
    but7.src = "../images/button_n_contact.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}

<!-- Comment --> 

    but8o = new Image()
    but8o.src = "../images/lnav_web.gif"
    but8 = new Image()
    but8.src = "../images/lnav_n_web.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}

    but9o = new Image()
    but9o.src = "../images/lnav_print.gif"
    but9 = new Image()
    but9.src = "../images/lnav_n_print.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}

    but10o = new Image()
    but10o.src = "../images/lnav_teach.gif"
    but10 = new Image()
    but10.src = "../images/lnav_n_teach.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}


    but11o = new Image()
    but11o.src = "../images/lnav_others.gif"
    but11 = new Image()
    but11.src = "../images/lnav_n_others.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}


    but12o = new Image()
    but12o.src = "../images/portfolio_back.gif"
    but12 = new Image()
    but12.src = "../images/portfolio_back_n.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}


    but13o = new Image()
    but13o.src = "../images/portfolio_back.gif"
    but13 = new Image()
    but13.src = "../images/portfolio_back_n.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}


    but14o = new Image()
    but14o.src = "../images/portfolio_back.gif"
    but14 = new Image()
    but14.src = "../images/portfolio_back_n.jpg" 
function img_over(imgName) {
    document.images[imgName].src = eval(imgName + "o.src")
}
function img_recover(imgName) {
    document.images[imgName].src = eval(imgName + ".src")
}