javascript - How to dynamically change meta tag viewport after page load in windows phonegap application? -



javascript - How to dynamically change meta tag viewport after page load in windows phonegap application? -

i want dynamically alter meta tag viewport in "index.html" in windows phonegap app on button click.

i using

windows os 8 phonegap 3.5 device nokia lumia 1320 windows 8 os

i want alter below meta tag

<meta id="viewport" name="viewport" content="width=device-width">

to

<meta id="viewport" name="viewport" content="width=720">

i have tried below urls nil worked windows phone.

how set viewport 380x800 or 800x380 depending on orientation?

setting viewport scale fit both width , height

here found link says not possible alter meta tag dynamically in winodws 8 os

http://www.quirksmode.org/blog/archives/2011/06/dynamically_cha.html

try observe device/os , alter meta tag accordingly http://www.sitepoint.com/detect-mobile-devices-jquery/

javascript css html5 cordova windows-phone-8

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