Day: January 31, 2010

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How to determine whether Javascript is enabled?

There are a lot of approaches to this. Lets take them one at a time: Using NOSCRIPT tag: You can write a noscript tag just before your script tag to display the user a warning message. Check the code below, wherein the user will be redirected to another page if javascript is disabled: <html> <head> ...

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Javascript to check any redirection to another page

When the user had made some changes in the page and accidentally clicks some links on the page, you might want to warn the user about the redirection and ask his permission for the operation. Javascript makes it quite simple to do this operation, with the help of window.onbeforeunload(): window.onbeforeunload = checkRedirection; function checkRedirection (evt) ...

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Javascript to maximise window on load

Well this is simple script to get your browser maximised onload: <html> <head> <script language="JavaScript"> window.onload = maxWindow; function maxWindow() { window.moveTo(0,0); if (document.all) { top.window.resizeTo(screen.availWidth,screen.availHeight); } else if (document.layers||document.getElementById) { if (top.window.outerHeight<screen.availHeight||top.window.outerWidth<screen.availWidth) { top.window.outerHeight = screen.availHeight; top.window.outerWidth = screen.availWidth; } } } </script> </head> <body>Testing</body> </html> I just tested it it IE. Hope this ...

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How to suppress nagging javascript errors?

To suppress javascript error popups and warnings in your browser, just use the code snippet below: <SCRIPT language="JavaScript"> <!-- function silentErrorHandler() {return true;} window.onerror=silentErrorHandler; //--> </SCRIPT> This however has some limitation, from what i had experienced. It works well in IE, to a major extend in Firefox, but not much in Opera and Safari. Hence ...

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