function _openWin() {

    var strAddress = escape(document.getElementById('strAddress').value);
    var strLocation = escape(document.getElementById('strLocation').value);
    var strCP = escape(document.getElementById('strCP').value);

    var parameters = 'width=650,height=650,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,copyhistory=no,resizable=yes';
    var pageName = 'StockistsDetails.aspx?ADR=' + strAddress + '&LOC=' + strLocation + '&CP=' + strCP;
  
    parent.win = window.open(pageName, 'detailsWindow', parameters);
    parent.win.focus();
}