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;
    if (document.forms["frmStockists"].ChkKS.checked == false) {
        pageName = pageName + '&KS=0';
    }
    else {
        pageName = pageName + '&KS=1';
    }
    ;

    if (document.forms["frmStockists"].ChkER.checked == false) {
        pageName = pageName + '&ER=0';
    }
    else {
        pageName = pageName + '&ER=1';
    }
    ;

    if (document.forms["frmStockists"].ChkFS.checked == false) {
        pageName = pageName + '&FS=0';
    }
    else {
        pageName = pageName + '&FS=1';
    }
    ;

    parent.win = window.open(pageName, 'detailsWindow', parameters);
    parent.win.focus();
}