$(document).ready(function() {
    blankTarget();
    $("a.fancybox").fancybox({
        'zoomSpeedIn' : 300,
        'zoomSpeedOut' : 300,
        'overlayShow' : true,
        'overlayOpacity' : 0.7,
        'overlayColor' : '#000',
        'hideOnContentClick': false
	});
});

function blankTarget()
{
    if(!document.getElementsByTagName) return;
    var anchors = document.getElementsByTagName("a");
    for(var i=0; i<anchors.length; i++)
    {
        var anchor = anchors[i];
        anchor.tabindex = i;
        if(anchor.getAttribute("href") && anchor.getAttribute("rel") == "external")
        {
            anchor.target = "_blank";
        }
    }
}