common.js.mine

/**
 * Send ajax request to the Magento store in order to insert dynamic content into the
 * static page delivered from Varnish
 *
 * @author Fabrizio Branca
 */
$.noConflict();
jQuery(document).ready(function($) {

	var data = {
		getBlocks: {}
	};

	// add placeholders
	var counter = 0;
	$('.placeholder').each(function() {
		var id = $(this).attr('id');
		if (!id) {
			// create dynamic id
			id = 'ph_' + counter;
			$(this).attr('id', id);
		}
		var rel = $(this).attr('rel');
		if (rel) {
			data.getBlocks[id] = rel;
			counter++;
		} else {
			throw 'Found placeholder without rel attribute';
		}
	});

	// add current product
	if (typeof CURRENTPRODUCTID !== 'undefined' && CURRENTPRODUCTID) {
		data.currentProductId = CURRENTPRODUCTID;
	}

	// E.T. phone home
	if (typeof data.currentProductId !== 'undefined' || counter > 0) {
        $.ajax({
			url: AJAXHOME_URL,
			data: data,
			complete: function (response) {
				for(var id in $.parseJSON(response.responseText).blocks) {
					$('#' + id).html($.parseJSON(response.responseText).blocks[id]);
				}
				// inject session if (TODO: check if this is really needed)
				// $.cookie('frontend', response.sid, { path: '/' });

				// TODO: trigger event
			},
			datatype: 'json',
            cache: false,
            type: 'GET'
		});
        /*
		$.get(
			AJAXHOME_URL,
			data,
			function (response) {
				for(var id in response.blocks) {
					$('#' + id).html(response.blocks[id]);
				}
				// inject session if (TODO: check if this is really needed)
				// $.cookie('frontend', response.sid, { path: '/' });

				// TODO: trigger event
			},
			'json'
		);
        */


....
	}

common.js.yours

**
 * Send ajax request to the Magento store in order to insert dynamic content into the
 * static page delivered from Varnish
 *
 * @author Fabrizio Branca
 */
var  jqd = jQuery.noConflict();
jqd(document).ready(function($) {

	var data = { getBlocks: {} };

	// add placeholders
	jqd('.placeholder').each(function() {
		data.getBlocks[$(this).attr('id')] = $(this).attr('rel');
	});

	// add current product
	if (typeof CURRENTPRODUCTID !== 'undefined' && CURRENTPRODUCTID) {
		data.currentProductId = CURRENTPRODUCTID;
	}

	// E.T. phone home
	jqd.get(
		AJAXHOME_URL,
		data,
		function (data) {
			for(var id in data.blocks) {
				$('#' + id).html(data.blocks[id]);
			}
			$.cookie('frontend', data.sid, { path: '/' });
		},
		'json'
	);

});