title: html2canvas not capturing image
body: <p>html2canvas.js not capturing image. it leaves white space where the image occurs.</p>
  
  <pre><code>function capture()
  {
      html2canvas(document.body, {
          allowTaint: true,
          logging:true,
          onrendered: function(canvas) {
          imagestring = canvas.toDataURL("image/png");
          console.log(imagestring);
          document.body.appendChild(canvas);
          }
      });
  }
  </code></pre>
  
  <p>I have tried a lot but i cannot find solution .</p>
  
  <p>Help is appreciated :)</p>