JavaScript: Full fault tolerance and automatic browser maximization

javascript| Browser | fault-tolerant | Maximizing error code instant processing
Our JavaScript code is sometimes flawed by our negligence, so that the user
How do you handle this situation when browsing pops up with annoying error-tip frames? Here are two common
See method:

(1) Complete fault tolerance

That is, when the user browses the page containing the error code, ignore all the errors. The code is as follows:

〈script〉

function Killerr () {

return True

}

Window.onerror=killerr

〈/script〉

Although it can cover up errors, avoid pop-up error balloon, but the program still does not execute correctly, the following describes another
Processing methods.

(2) Feedback error message

That is, when the error code appears, automatically pop-up our pre-designed feedback window, the purpose is to user only Jane
A single click of the mouse can send feedback to your designated mailbox, of course, the content of the feedback window we
Can modify the design arbitrarily. The code is as follows:

〈script〉

function ErrorInfo ()

{

Errorwin=window.open (″″,″″,″width=20,height=120″)

Errorwin.document.write (′〈title〉 script error report 〈/title〉〈center〉 this page
Face found a script run error, please 〈a href=″mailto:lhy@cenpok.net″〉 notify 〈/a〉
Administrator. 〈br〉〈form〉〈input Type=″button″value=″ Closes the window ″oncli
Ck=″window.close () ″〉〈/form〉〈/center〉′)

Errorwin.document.close ()

Errorwin.document.bgcolor=″#ffffff″

return True

}

Window.onerror=errorinfo

〈/script〉

Optimizing the Browsing window

Using this code, when the user opens your page, the browser window automatically expands to the maximum available space
(not full screen), is not very professional?

The following code is placed between 〈head〉〈/head〉:

〈script language=″javascript″〉

〈!--function Winfix () {

if (document.layers) {

width=screen.availwidth-10;

height=screen.availheight-20;

} else {

var width=screen.availwidth-2;

var height=screen.availheight;

}

Self.resizeto (width, height);

Self.moveto (0, 0);

}

－－〉

〈/script〉

The following code is placed in the 〈body〉tag:

〈body Onload=″winfix () ″〉