function createPopup(imgSrc){

    var divLens = document.createElement('div');
    divLens.className = 'lens';
    divLens.appendChild(document.createTextNode(' '));
    divLens.id = 'lens';

    var divPopHolder = document.createElement('div');
    divPopHolder.className = 'popHolder';
    divPopHolder.id = 'popHolder';
    
    var divPopBox = document.createElement('div');
    divPopBox.className = 'popBox';
    divPopBox.id = 'popBox';
    
    var divPlain = document.createElement('div');
    
    var hrefClose = document.createElement('a');
    hrefClose.appendChild(document.createTextNode('Close'));
    hrefClose.onclick = function () {removeDialog(); return false};
    hrefClose.href = '#';
     
    var imgMain = document.createElement('img');
    imgMain.src = imgSrc;
    
    divPlain.appendChild(hrefClose);
    divPlain.appendChild(imgMain);
    divPopBox.appendChild(divPlain);    
    divPopHolder.appendChild(divPopBox);   
    
    document.body.insertBefore(divPopHolder, document.body.firstChild);
    document.body.insertBefore(divLens, document.body.firstChild);
    
    return false;

}


function removeDialog(){
    if ($('lens')) {
        $('lens').parentNode.removeChild($('lens'));
        $('popHolder').parentNode.removeChild($('popHolder'));
        return false;
    }    
}

function $(id){
    return document.getElementById(id);
}