scale desktop version depending on device width

scale_site.js

if( true ) {
  var ww = ( $(window).width() < window.screen.width ) ? $(window).width() : window.screen.width; //get proper width
  var mw = 1024;
  var ratio =  ww / mw;
  if( ww < mw){
   $('#viewport').attr('content', 'initial-scale=' + ratio + ', maximum-scale=' + ratio + ', minimum-scale=' + ratio + ', user-scalable=yes, width=' + ww);
  }else{
   $('#viewport').attr('content', 'initial-scale=1.0, maximum-scale=2, minimum-scale=1.0, user-scalable=yes, width=' + ww);
  }
}