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#getActiveMQ-watcher {
  font-family: "break-0";
}
@media only screen and (min-width: 20em) {
  #getActiveMQ-watcher {
    font-family: "break-1";
  }
}
@media only screen and (min-width: 30em) {
  #getActiveMQ-watcher {
    font-family: "break-2";
  }
}
@media only screen and (min-width: 48em) {
  #getActiveMQ-watcher {
    font-family: "break-3";
  }
}
/* etc. */

(function($,window){
  
  window.getActiveMQ = function()
	{
		$('<div id="getActiveMQ-watcher"></div>')
			.appendTo('body')
			.hide();
	
		var computed = window.getComputedStyle,
			watcher = document.getElementById('getActiveMQ-watcher');
			if ( computed )
			{
				window.getActiveMQ = function()
				{
					return computed( watcher, null ).getPropertyValue( 'font-family' ).replace(/['"]/g,'');
				};
			}
			else
			{
				window.getActiveMQ = function()
				{
					return 'unknown';
				};
			}
			return window.getActiveMQ();
	};

}(jQuery, window))

// Get the active Media Query as defined in the CSS
// Use the following format:
// #getActiveMQ-watcher { font-family: "default"; }
// @media only screen and (min-width:20em){ #getActiveMQ-watcher { font-family: "small"; } }
// etc.
window.getActiveMQ = function() {
      // Build the watcher
  var $watcher = document.createElement('div'),
      // alias getComputedStyle
      computed = window.getComputedStyle,
      // Regexp for removing quotes
      re = /['"]/g;
      
  // set upt the watcher and add it to the DOM
  $watcher.setAttribute( 'id', 'getActiveMQ-watcher' );
  $watcher.style.display = 'none';
  document.body.appendChild( $watcher );
      
  // For modern browsers
  if ( computed )
  {
    window.getActiveMQ = function() {
      return computed( $watcher, null ).getPropertyValue( 'font-family' ).replace( re, '' );
    };
  }
  // For everything else
  else
  {
    window.getActiveMQ = function() {
      return 'unknown';
    };
  }
  return window.getActiveMQ();
};