function RollOn(imgName) {
 if (document.images) {
 imgFile = 'images/buttons/' + imgName + '_mo.jpg';
 document [imgName].src = imgFile;
 }
}

 function RollOff(imgName) {
 if (document.images) {
 imgFile = 'images/buttons/' + imgName + '.jpg';
 document [imgName].src = imgFile;
 }
}

 function MDown(imgName) {
 if (document.images) {
 imgFile = 'images/buttons/' + imgName + '_md.jpg';
 document [imgName].src = imgFile;
 }
}

 function MUp(imgName) {
 if (document.images) {
 imgFile = 'images/buttons/' + imgName + '_mo.jpg';
 document [imgName].src = imgFile;
 }
}

arImageSrc = new Array (
    'step1',
    'step1_mo',
    'step1_md',
    'step2',
    'step2_mo',
    'step2_md',
    'step3',
    'step3_mo',
    'step3_md',
    'step4',
    'step4_mo',
    'step4_md',
    'step5',
    'step5_mo',
    'step5_md',
    'step6',
    'step6_mo',
    'step6_md',
    'step7',
    'step7_mo',
    'step7_md'
    )

    arImageList = new Array ();

    for (counter in arImageSrc) {
        arImageList[counter] = new Image();
        arImageList[counter].src = 'images/buttons/' + arImageSrc[counter] + '.jpg';
    
    }

function openWin(URL) {
    aWindow=window.open(URL,"theWindow","toolbar=no,width=500,height=500,status=no,scrollbars=yes,resize=no,menubar=no");
}