Web Development

var filePath = 'c:\\test.txt';

if (navigator.userAgent.indexOf('MSIE') == -1 && Components)
{
    try 
    { 
        netscape.security.PrivilegeManager.enablePrivilege('UniversalXPConnect');

        var file = Components.classes["@mozilla.org/file/local;1"].createInstance(Components.interfaces.nsILocalFile);
        file.initWithPath(filePath);
        if (file.exists()) 
        {
            alert('Found!');
        }
        else
        {
            alert('Not found!');
        }
    }
    catch(e)
    {
        alert(e);
    }
}
else
{   
    try
    {
        var objA = new ActiveXObject('Scripting.FileSystemObject');
        if(objA.FileExists(filePath))
        {
            alert('Found!');
        }
        else
        {
            alert('Not found!');
        }
    }
    
    catch(e)
    {
        alert(e.message);
    }
}

<img src="/images/MyImage.jpg" id="myImg" />

var imgEle = document.getElementById('myImg');
imgEle.onerror = imgError;
 
function imgError()
{
    imgEle.style.display = 'none';
}

Response.CacheControl = "no-cache";
Response.AddHeader("Pragma", "no-cache");
Response.Expires = -1;

<%@ OutputCache Location="None" VaryByParam="None" %>

Response.Cache.SetCacheability(HttpCacheability.NoCache);

Davids_Maguire wrote:

1)how they are used here what is the scenario?? ..

Davids_Maguire wrote:

2)does this code allready submits the form to the page "preview.asp"? or just change the forms action ?

Davids_Maguire wrote:

3)and why set the "target" to preview ??

Davids_Maguire wrote:

4)is there a way to read "user_reply.asp" controls data in the server side code of "preview.asp" in order to construct the page according to user input ?