anchor.diff:      ctx.strokeRect (0, 0, canvas.width, canvas.height);
     }
     
  +  function init() {
  +    $("#errorTitle").html("");
  +    $("#errorMsg").html("");
  +	$('#printButton').hide();
  +	$("#barcodeWorkingZone").hide();
  +	$(".barcodeParamZone").show();
  +	// These tags are not printed
  +	$("h1, h2, h3, h4, nav, ul, li").show();
  +  }
  +
     $(function(){
       $('input[name=btype]').click(function(){
         if ($(this).attr('id') == 'datamatrix') showConfig2D(); else showConfig1D();
  
positive.code:  	if (checkOrder(value, value2) 
   		&& checkTypeValidity(radical, btype)
   	   ) {
  
  		$("#barcodeResults .modal-title").html("<%= _t 'Barcodes' %> <%= _t 'From' %> "  + value +  " <%= _t 'To' %> " + value2);
  		// Creates divs
   		for ( var v = value; v <= value2; v++ ) {
   			$("#barcodeTarget").append("<div id='code-"+ v +"' class='gen'>"+ v +"</div>");
   			$("#code-" + v ).barcode( "" + radical + v, btype, settings);
   			$('#printButton').show();
  		}
   	} else {
   		// Displays error
   		$("#barcodeResults .modal-title").html("<%= _t 'Error !' %>");
   		//$("#barcodeTarget").toggleClass("panel panel-danger");
   		$("#barcodeTarget").html(error_message);
   		$('#printButton').hide();
   	}
    }
  
  
negative.code: 		          <button class="btn btn-primary" type="button" id="generateButton" data-toggle="modal" data-target="#barcodeResults" title="<%= _t 'Generate !' %>"><%= _t 'Generate !' %></button>
  		        </span>
  		      </div>
  		      </form>
  		  </div>
  		</div>
  	</div>
  </div>
  
  
  <div clas="row" id="barcodeWorkingZone">
  	<div class="col-md-12 col-md-offset-1">
  		<h2><span id="errorTitle" class="label label-danger"></span></h2>
  		<span id="errorMsg"></span>
  		<div class="col-md-9 col-md-offset-1">
  			<div id="barcodeTarget" class="barcodeTarget"></div>
  			<canvas id="canvasTarget" width="150" height="150"></canvas>
  		</div>
  		<button type="button" id="backButton" class="btn btn-primary" title="<%= _t 'Back' %>"><%= _t 'Back' %></button>&nbsp;&nbsp;
  		<button type="button" id="printButton" class="btn btn-primary" title="<%= _t 'Print' %>"><%= _t 'Print' %></button>
  	</div>
  </div>
  