// Get base url
url = document.location.href;
xend = url.lastIndexOf("/") + 1;
var base_url = url.substring(0, xend);

function pcs_retrieve (variable) {
        // Does URL begin with http?
        //if (url.substring(0, 4) != 'http') {
        //        url = base_url + url;
        //}
				var url = variable

        // Create new JS element
        var jsel = document.createElement('SCRIPT');
        jsel.type = 'text/javascript';
        jsel.src = url;

        // Append JS element (therefore executing the 'AJAX' call)
        document.body.appendChild (jsel);
}