Replay issue in Ajax- Click and script

Hi ,

Application is launching manually but not by script.

 Launch request:

web_browser("Please enter the initial URL here", 
        DESCRIPTION, 
        ACTION, 
        "Navigate={p_Url}", 
        LAST);

//    web_text_link("Continue to this website (not recomm", 
//        "Snapshot=t3.inf", 
//        DESCRIPTION, 
//        "Text=Continue to this website (not recommended).", 
//        ACTION, 
//        "UserAction=Click", 
//        LAST);

    web_browser("Sync", 
        "Snapshot=t4.inf", 
        DESCRIPTION, 
        ACTION, 
        "Sync", 
        LAST);

Replay log:

Starting action Action.
Action.c(4): web_browser("Please enter the initial URL here") started   [MsgId: MMSG-26355]
Action.c(4): Navigating to URL="https://fcadmin.service.group/B007Admin/INALogin.jsp"   [MsgId: MMSG-26236]
Action.c(4): Downloading a resource of a "LINK" element with URL="https://fcadmin.service.group/B007Admin/css/cmn/default.css"   [MsgId: MMSG-26188]
Action.c(4): Downloading script "https://fcadmin.service.group/B007Admin/jsdir/virtualkeyboard.js" (detected in HTML)   [MsgId: MMSG-26534]
Action.c(4): Downloading script "https://fcadmin.service.group/B007Admin/jsdir/security.js" (detected in HTML)   [MsgId: MMSG-26534]
Action.c(4): Downloading script "https://fcadmin.service.group/B007Admin/jsdir/common.js" (detected in HTML)   [MsgId: MMSG-26534]
Action.c(4): 'document.location.href' (or 'document.location') has been set. URL="https://fcadmin.service.group/B007Admin/INALogin.jsp"   [MsgId: MMSG-26244]
Action.c(4): Aborting download of URL "https://fcadmin.service.group/B007Admin/jsdir/common.js" (RelFrameId=, Internal ID=5) (e.g., due to the target document or object being deleted)   [MsgId: MMSG-26507]
Action.c(4): Aborting download of URL "https://fcadmin.service.group/B007Admin/INALogin.jsp" (RelFrameId=1, Internal ID=1) (e.g., due to the target document or object being deleted)   [MsgId: MMSG-26507]
Action.c(4): Downloading "https://fcadmin.service.group/B007Admin/INALogin.jsp" due to the above operation on 'document.location'   [MsgId: MMSG-26230]
Action.c(4): Downloading script "https://fcadmin.service.group/B007Admin/jsdir/virtualkeyboard.js" (detected in HTML)   [MsgId: MMSG-26534]
Action.c(4): Retrieving data from cache for "https://fcadmin.service.group/B007Admin/jsdir/virtualkeyboard.js"   [MsgId: MMSG-26558]
Action.c(4): Downloading script "https://fcadmin.service.group/B007Admin/jsdir/security.js" (detected in HTML)   [MsgId: MMSG-26534]
Action.c(4): Retrieving data from cache for "https://fcadmin.service.group/B007Admin/jsdir/security.js"   [MsgId: MMSG-26558]
Action.c(4): Downloading script "https://fcadmin.service.group/B007Admin/jsdir/common.js" (detected in HTML)   [MsgId: MMSG-26534]
Action.c(4): Retrieving data from cache for "https://fcadmin.service.group/B007Admin/jsdir/common.js"   [MsgId: MMSG-26558]
Action.c(4): 'document.location.href' (or 'document.location') has been set. URL="https://fcadmin.service.group/B007Admin/INALogin.jsp"   [MsgId: MMSG-26244]
Action.c(4): Aborting download of URL "https://fcadmin.service.group/B007Admin/INALogin.jsp" (RelFrameId=1, Internal ID=6) (e.g., due to the target document or object being deleted)   [MsgId: MMSG-26507]
Action.c(4): Downloading "https://fcadmin.service.group/B007Admin/INALogin.jsp" due to the above operation on 'document.location'   [MsgId: MMSG-26230]

It goes on and atlast it aborts due to step download time.