anchor.diff:   		$("#barcodeWorkingZone").show();
    		$("#errorTitle").html("<%= _t 'Error !' %>");
    		$("#errorMsg").html(error_message);
  - 		//$("#barcodeTarget").toggleClass("panel panel-danger");
    	}
     }
   
  
positive.code: 	$("#canvasTarget").hide();
  	$("#barcodeTarget").html("").show();
      // Verify if values are numbers, verify settings
   	if (checkOrder(value, value2) 
   		&& checkTypeValidity(radical, btype)
   	   ) {
  			// $("#errorTitle").html("<%= _t 'Barcodes' %> <%= _t 'From' %> "  + value +  " <%= _t 'To' %> " + value2);
  			$('#printButton').show();
  
negative.code:   function checkOrder(v1, v2) {
    	v1 = v1 =="" ? 0 : v1;
    	v2 = v2 =="" ? 0 : v2;
    	if ( v2 >= v1) return true;
    	else {
    		error_message = "<%= _h 'Please check values. You should put numeric values in order to generate several barcodes.' %>";
    		return false;
  