$(document).ready(function() { 
contentType: "charset=UTF-8",
// Replace in Content
    $('*').replaceText( /\bhildenStrom\b/gi, 'hilden<strong>Strom</strong>' );
    $('*').replaceText( /\bhildenGas\b/gi, 'hilden<strong>Gas</strong>' );
    $('*').replaceText( /\bhildenWasser\b/gi, 'hilden<strong>Wasser</strong>' );
    $('*').replaceText( /\bhildenWaerme\b/gi, 'hilden<strong>W&auml;rme</strong>' );
    $('*').replaceText( /\bCO2\b/gi, 'CO<sub>2</sub>' );

  });