The share button calls the following js function:
$("#facebookshare").click(function(e){
e.preventDefault();
FB.ui(
{
method: 'feed',
name: 'Philips Beard Trimmer 9000',
link: 'http://www.consumerlifestyle.philips.com/beard-trimmer-9000-en-US',
picture: 'http://images.consumerlifestyle.philips.com/EloquaImages/clients/PhilipsConsumerLifestyle/{b7b58cf2-7d08-47c2-958e-04dd27a5ce86}_philips_beardtrimmer9000_share.jpg',
caption: "Philips Beard Trimmer 9000",
description: $("#share_txt").val()
},
function(response) {
if (response && response.post_id) {
// alert('Post was published.');
$("#winblock3").hide();
$("#winblock4").fadeIn();
} else {
// alert('Post was not published.');
}
}
);
});