anchor.diff:  - html (default when output  equal ""browser""): regular output with html/css/javascript
   - classic: classic view with html/css/javascript"},
   		abort:{required:false,type:"boolean",default:false,hint="stops further processing of request."},
  -		contextlevel:{required:false,type:"number",default:2,hidden:true}
  +		contextlevel:{required:false,type:"number",default:2,hidden:true},
  +		async:{required:false, type="boolean", default=false, hint="if true and output is not to browser, the dump-writing takes place in a separte thread."}
   	};
   
   
  
positive.code: 		catch(e) {
  			var meta = dumpStruct(structKeyExists(attrib,'var') ? attrib.var : nullValue(), attrib.top, attrib.show, attrib.hide, attrib.keys, attrib.metaInfo, attrib.showUDFs);
  		}
  		var dumpID = createId();
  
  		// create output
  		var hasReference = structKeyExists(meta,'hasReference') && meta.hasReference;
  		var result = this[attrib.format](meta, context, attrib.expand, attrib.output, hasReference, 0, dumpID);
  
  		// output
  		if(attrib.output EQ "browser") {
  			echo(variables.NEWLINE & '<!-- ==start== dump #now()# format: #attrib.format# -->' & variables.NEWLINE);
  			echo('<div id="#dumpID#">#result#</div>' & variables.NEWLINE);
  			echo('<!-- ==stop== dump -->' & variables.NEWLINE);
  		}
  		else if(attrib.output EQ "console") {
  			systemOutput(result);
  		}
  		else {
  			file action="write" addnewline="yes" file="#attrib.output#" output="#result#";
  		}
  
  		// abort
  		if(attrib.abort) abort;
  
  		return true;
  	}
  
  	/* ==================================================================================================
  	   html                                                                                             =
  
negative.code: 				var comment = structKeyExists(arguments.meta,'comment') ? "<br />" & replace(HTMLEditFormat(arguments.meta.comment),chr(10),' <br>','all') : '';
  
  				rtn&=('<tr>');
  				rtn&=('<td class="#doCSSColors(arguments.cssColors,arguments.meta.highLightColor)#" onclick="dumpOC(''#id#'');" colspan="#columnCount#" style="cursor:pointer;">');
  				rtn&=('<span>#arguments.meta.title##metaID#</span>');
  				rtn&=(comment & '</td>');
  				rtn&=('</tr>');
  