var mainSRC = '';
function swapMainPic(newSRC)
{
    if (mainSRC == '') {
        mainSRC = document.getElementById('ctl00_body_ctl01_FishingListingView_DataList1_ctl00_HyperLink1').firstChild.src
    }
    document.getElementById('ctl00_body_ctl01_FishingListingView_DataList1_ctl00_HyperLink1').firstChild.src = newSRC;
}

function swapMainPicBack()
{
    document.getElementById('ctl00_body_ctl01_FishingListingView_DataList1_ctl00_HyperLink1').firstChild.src = mainSRC;
}

function newSizedNamedWindow(url, windowName, width, height)
{
        newWindow = window.open(url, windowName, 'menubar=no,status=no,scrollbars=auto,resizeable=no,width=' + width + ',height=' + height + ',toolbar=no,location=no,directories=no,top=0,left=0,screenX=0,screenY=0'); 
        newWindow.focus();
}