function BxUserStatus()
{
    // contain path to the site home URL ;
    this.HomeUrl;
    
    // contain true if current profile page ;
    this.bIsProfilePage;

    this.sCurrentStatusImgId = 'current_members_status_img';

    this.userStatusInit = function(sHomeUrl, bProfilepage) 
    {
        this.HomeUrl = sHomeUrl;
        this.bIsProfilePage = (bProfilepage) ? true : false;
    }

    /**
     * Function will set member's status 
     *      (are possible values : online, offline, away, busy) ;
     *
     * @param : sStatus   (string)  - member's current status;
     * @param : oObject (object) - current html object ;
     */
    this.setUserStatus = function( sStatus, oObject ) 
    {
    	var self = this;
        var sStatus = encodeURIComponent(sStatus);
        var _sRandom = Math.random();

    	$.post(this.HomeUrl + 'list_pop.php?action=change_status&mode=ajax&status=' + sStatus + '&_r=' + _sRandom, 
    	function(sData) {
            if ( self.bIsProfilePage ) {
                document.location.reload();
            }
            else {
                $('#' + self.sCurrentStatusImgId).attr( {'src' : sData, 'alt' : sStatus} );
                self.closeSubMenu(oObject);
            }
    	});
    }

    /**
     * Function will send new member's status message;
     *
     * @param : e (object) - keyboard event;
     * @param : oObject (object) - current html object (that contain new status message);
     */
    this.sendStatusMessage = function(e, oObject)
    {
        var self = this;

        if( !e ) {
            if( window.event ) { //Internet Explorer
              e = window.event;
            } 
            else { //total failure, we have no way of referencing the event
              return;
            }
        }

        var n = e.keyCode ? e.keyCode : e.charCode; 

        if (n == 13) { //Enter
            self.PerformSendingStatusMess(oObject);
        }
    }

    this.PerformSendingStatusMess = function(oObject) {
        var self = this;
        var _sRandom = Math.random();

        $.post( this.HomeUrl + 'list_pop.php?action=change_status_message&mode=ajax' + '&_r=' + _sRandom, { status_message : oObject.value }, 
            function(sData) {
                window.location.href = window.location.href;
                /*if ( self.bIsProfilePage ) {
                    document.location.reload();
                }
                else {
                    // try to close self window;
                    self.closeSubMenu( $(oObject).parents('ul:first') );
                }*/
            }
        );
    }

    /**
     * Function  will close the current opened member's sub menu;
     *
     * @param : oObject (object) - current object;
     */
    this.closeSubMenu = function (oObject)
    {
        if ( typeof membermenu != 'undefined' ) {
            membermenu.close_popup( $(oObject).attr('id') );
        }
    }
}