function zoom(productId, image)
{
    window.open('http://tdffashion.co.uk/index.php?_g=ex&_a=viewImages&productId=' + productId + '&image=' + image, UV(), 'width=660,height=500,screenX=200,screenY=200,top=200,left=200,toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0');

    //window.open('viewImages.inc.php?productId=' + productId + '&image=' + image, UV(), 'width=660,height=420,screenX=200,screenY=200,top=200,left=200,toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0');
}


function size_guide()
{
    window.open('http://www.tdffashion.co.uk/index.php?_g=ex&_a=viewSizeGuide', UV(), 'width=677,height=731,screenX=200,screenY=200,top=100,left=200,toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=0');
}

function UV() //unique value
{
    var dtm = new Date();
    return Date.UTC(dtm.getYear(), dtm.getMonth(), dtm.getDay(), dtm.getHours(), dtm.getMinutes(), dtm.getSeconds(), dtm.getMilliseconds());
}