function DialogPopUp(iframeUrl, DialogWidth, DialogHeight, DialogCssClass)
{
    $('#popUpIframe').attr('src', "'" + iframeUrl + "'");

    var dialogOpts = {
        modal: true,
        overlay: { background:"#000000" },
        resizable: false,
        draggable: false,
        minheight: DialogHeight, 
        width: DialogWidth,
        dialogClass: DialogCssClass,
        close: function(event, ui) { $(this).dialog( 'destroy' ) }
    }
    
    $('#popUpIframe').width(DialogWidth).height(DialogHeight);   

    $('#popUp').dialog('open').dialog(dialogOpts);
    
    $("#ui-dialog-title-popUp").next("ui-dialog-titlebar-close").click( function() {
      $('#popUpIframe').width(null).height(null);
      $(".ui-dialog").remove();
    });
}