<!--

if(document.images)
{
    img1on = new Image();          
    img1on.src = "../images/portfolio/1button.gif";
    img2on = new Image();          
    img2on.src = "../images/portfolio/2button.gif";
    img3on = new Image();          
    img3on.src = "../images/portfolio/3button.gif";
    img4on = new Image();          
    img4on.src = "../images/portfolio/4button.gif";
    img5on = new Image();          
    img5on.src = "../images/portfolio/5button.gif";
    img6on = new Image();          
    img6on.src = "../images/portfolio/6button.gif";
    img7on = new Image();          
    img7on.src = "../images/portfolio/7button.gif";
    img8on = new Image();          
    img8on.src = "../images/portfolio/8button.gif";
    img9on = new Image();          
    img9on.src = "../images/portfolio/9button.gif";
    img10on = new Image();          
    img10on.src = "../images/portfolio/10button.gif";
    img11on = new Image();          
    img11on.src = "../images/portfolio/11button.gif";
    img12on = new Image();          
    img12on.src = "../images/portfolio/12button.gif";
    img13on = new Image();          
    img13on.src = "../images/portfolio/13button.gif";
    img14on = new Image();          
    img14on.src = "../images/portfolio/14button.gif";
    img15on = new Image();          
    img15on.src = "../images/portfolio/15button.gif";

    img1off = new Image();           
    img1off.src = "../images/portfolio/offbutton.gif"; 
    img2off = new Image();           
    img2off.src = "../images/portfolio/offbutton.gif"; 
    img3off = new Image();           
    img3off.src = "../images/portfolio/offbutton.gif"; 
    img4off = new Image();           
    img4off.src = "../images/portfolio/offbutton.gif"; 
    img5off = new Image();           
    img5off.src = "../images/portfolio/offbutton.gif"; 
    img6off = new Image();           
    img6off.src = "../images/portfolio/offbutton.gif"; 
    img7off = new Image();           
    img7off.src = "../images/portfolio/offbutton.gif"; 
    img8off = new Image();           
    img8off.src = "../images/portfolio/offbutton.gif"; 
    img9off = new Image();           
    img9off.src = "../images/portfolio/offbutton.gif"; 
    img10off = new Image();           
    img10off.src = "../images/portfolio/offbutton.gif"; 
    img11off = new Image();           
    img11off.src = "../images/portfolio/offbutton.gif"; 
    img12off = new Image();           
    img12off.src = "../images/portfolio/offbutton.gif"; 
    img13off = new Image();           
    img13off.src = "../images/portfolio/offbutton.gif"; 
    img14off = new Image();           
    img14off.src = "../images/portfolio/offbutton.gif"; 
    img15off = new Image();           
    img15off.src = "../images/portfolio/offbutton.gif"; 
}

function imgAct(imgName) {
    document[imgName].src = eval(imgName + "on.src");
}

function imgInact(imgName) {
    document[imgName].src = eval(imgName + "off.src");
}


//-->