diff --git a/bricks/bricks.js b/bricks/bricks.js
index 5f2b6a6..54fa022 100644
--- a/bricks/bricks.js
+++ b/bricks/bricks.js
@@ -300,6 +300,7 @@ var _buildWidget = async function(from_widget, target, mode, options){
 }
 
 bricks.buildUrlwidgetHandler = function(w, target, rtdata, desc){
+	/*
 	var f = async function(target, mode, options){
 		bricks.debug('target=', target, 'mode=', mode, 'options=', options);
 		var w = await (bricks.widgetBuild(options, w));
@@ -316,6 +317,7 @@ bricks.buildUrlwidgetHandler = function(w, target, rtdata, desc){
 			target.add_widget(w);
 		}
 	}
+	*/
 	var options = objcopy(desc.options||{});
 	var params = options.params || {};
 	if (desc.event_params instanceof FormData){
@@ -342,6 +344,7 @@ bricks.buildUrlwidgetHandler = function(w, target, rtdata, desc){
 	return _buildWidget.bind(w, target, target, desc.mode || 'replace', opts);
 }
 bricks.buildBricksHandler = function(w, target, rtdata, desc){
+	/*
 	var f = async function(target, mode, options){
 		bricks.debug('target=', target, 'mode=', mode, 'options=', options);
 		var w = await (bricks.widgetBuild(options, wa));
@@ -354,7 +357,9 @@ bricks.buildBricksHandler = function(w, target, rtdata, desc){
 		}
 		target.add_widget(w);
 	}
+	*/
 	var options = objcopy(desc.options||{});
+	rtdata = bricks.extend(rtdata, inputdata2dic(desc.event_params));
 	options = bricks.apply_data(options, rtdata);
 	return _buildWidget.bind(w, target, target, desc.mode || 'replace', options);
 }
@@ -371,6 +376,7 @@ bricks.buildRegisterFunctionHandler = function(w, target, rtdata, desc){
 	if (rtdata){
 		bricks.extend(params, rtdata);
 	}
+	bricks.extend(params, inputdata2dic(desc.event_params));
 	params = bricks.apply_data(params, rtdata);
 	return f.bind(target, params);
 }
@@ -383,6 +389,7 @@ bricks.buildMethodHandler = function(w, target, rtdata, desc){
 	var params = {};
 	bricks.extend(params, desc.params)
 	bricks.extend(params, rtdata);
+	bricks.extend(params, inputdata2dic(desc.event_params));
 	params = bricks.apply_data(params, rtdata);
 	return f.bind(target, params);
 }
@@ -390,6 +397,7 @@ bricks.buildScriptHandler = function(w, target, rtdata, desc){
 	var params = {};
 	bricks.extend(params, desc.params)
 	bricks.extend(params, rtdata);
+	bricks.extend(params, inputdata2dic(desc.event_params));
 	params = bricks.apply_data(params, rtdata);
 	var AsyncFunction = Object.getPrototypeOf(async function(){}).constructor;
 	var f = new AsyncFunction('params', 'event', desc.script);
@@ -403,6 +411,7 @@ bricks.buildDispatchEventHandler = function(w, target, rtdata, desc){
 	var params = {};
 	bricks.extend(params, desc.params)
 	bricks.extend(params, rtdata);
+	bricks.extend(params, inputdata2dic(desc.event_params));
 	params = bricks.apply_data(params, rtdata);
 	return f.bind(target, desc.dispatch_event, params);
 }
diff --git a/bricks/llm.js b/bricks/llm.js
index edbd75d..3d1864b 100644
--- a/bricks/llm.js
+++ b/bricks/llm.js
@@ -1,17 +1,5 @@
 bricks = window.bricks || {}
 
-var inputdata2dic = function(data){
-	if (! data instanceof FormData) return data;
-	var d = {}
-	for (let k of data.keys()){
-		var x = data.get(k);
-		x = x instanceof File? x:x.toString();
-		y = Object.prototype.toString.call(x)
-		d[k] = x;
-		console.log('x=', x, 'k=', k, 'x type=', y);
-	}
-	return d;
-}
 bricks.LlmMsgAudio = class extends bricks.UpStreaming {
 	constructor(opts){
 		super(opts);
diff --git a/bricks/utils.js b/bricks/utils.js
index d11481c..283a235 100644
--- a/bricks/utils.js
+++ b/bricks/utils.js
@@ -1,5 +1,17 @@
 var bricks = window.bricks || {};
 bricks.bug = false;
+var inputdata2dic = function(data){
+	try {
+		var d = {}
+		for (let k of data.keys()){
+			var x = data.get(k);
+			d[k] = x;
+		}
+		return d;
+	} catch (e){
+		return data;
+	}
+}
 bricks.delete_null_values = function(obj) {
   for (let key in obj) {
     if (obj[key] === null) {