diff --git a/$index.ts b/$index.ts
index d276df6..8ba0151 100644
--- a/$index.ts
+++ b/$index.ts
@@ -7,13 +7,21 @@ import { $Container } from "./lib/$Container";
 import { $Element } from "./lib/$Element";
 import { $Label } from "./lib/$Label";
 import { Router } from "./lib/Router/Router";
+import { $Image } from "./lib/$Image";
+import { $Canvas } from "./lib/$Canvas";
+import { $Dialog } from "./lib/$Dialog";
 export type $ = typeof $;
+export function $(element: null): null;
 export function $<K extends keyof $.TagNameTypeMap>(resolver: K): $.TagNameTypeMap[K];
 export function $<K extends string>(resolver: K): $Container;
 export function $<H extends HTMLElement>(htmlElement: H): $.HTMLElementTo$ElementMap<H>;
 export function $<H extends Element>(element: H): $Element;
 export function $<H extends EventTarget>(element: H): $Element;
+export function $(element: null | HTMLElement | EventTarget): $Element | null;
+export function $(element: undefined): undefined;
 export function $(resolver: any) {
+    if (typeof resolver === 'undefined') return resolver;
+    if (resolver === null) return resolver;
     if (typeof resolver === 'string') {
         if (resolver in $.TagNameElementMap) {
             const instance = $.TagNameElementMap[resolver as keyof typeof $.TagNameElementMap]
@@ -25,6 +33,9 @@ export function $(resolver: any) {
                 case $Label: return new $Label();
                 case $Form: return new $Form();
                 case $Button: return new $Button();
+                case $Image: return new $Image();
+                case $Canvas: return new $Canvas();
+                case $Dialog: return new $Dialog();
             }
         } else return new $Container(resolver);
     }
@@ -60,7 +71,10 @@ export namespace $ {
         'input': $Input,
         'label': $Label,
         'button': $Button,
-        'form': $Form
+        'form': $Form,
+        'img': $Image,
+        'dialog': $Dialog,
+        'canvas': $Canvas
     }
     export type TagNameTypeMap = {
         [key in keyof typeof $.TagNameElementMap]: InstanceType<typeof $.TagNameElementMap[key]>;
@@ -74,6 +88,10 @@ export namespace $ {
     : H extends HTMLAnchorElement ? $Anchor
     : H extends HTMLButtonElement ? $Button
     : H extends HTMLFormElement ? $Form
+    : H extends HTMLImageElement ? $Image
+    : H extends HTMLFormElement ? $Form
+    : H extends HTMLCanvasElement ? $Canvas
+    : H extends HTMLDialogElement ? $Dialog
     : $Element<H>;
 
     export function fluent<T, A, V>(instance: T, args: IArguments, value: () => V, action: (...args: any[]) => void) {
@@ -101,14 +119,48 @@ export namespace $ {
         return target;
     }
     
-    export function set<O, K extends keyof O>(object: O, key: K, value: any) {
-        if (value !== undefined) object[key] = value;
+    export function set<O, K extends keyof O>(object: O, key: K, value: any, methodKey?: string) {
+        if (value === undefined) return;
+        if (value instanceof $State && object instanceof Node) {
+            value.use(object.$, methodKey ?? key as any);
+            object[key] = value.value;
+            return;
+        }
+        object[key] = value;
     }
     
     export function state<T>(value: T) {
         return new $State<T>(value)
     }
 
+    export async function resize(object: Blob, size: number): Promise<string> {
+        return new Promise(resolve => {
+            const reader = new FileReader();
+            reader.onload = (e) => {
+                const $img = $('img');
+                $img.once('load', e => {
+                    const $canvas = $('canvas');
+                    const context = $canvas.getContext('2d');
+                    const ratio = $img.height() / $img.width();
+                    const [w, h] = [
+                        ratio > 1 ? size / ratio : size,
+                        ratio > 1 ? size : size * ratio,
+                    ]
+                    $canvas.height(h).width(w);
+                    context?.drawImage($img.dom, 0, 0, w, h);
+                    resolve($canvas.toDataURL(object.type))
+                })
+                if (!e.target) throw "$.resize(): e.target is null";
+                $img.src(e.target.result as string);
+            }
+            reader.readAsDataURL(object);
+        })
+    }
+
+    export function rem(amount: number = 1) {
+        return parseInt(getComputedStyle(document.documentElement).fontSize) * amount
+    }
+
     /**Build multiple element in once. */
     export function builder<F extends BuildNodeFunction, R extends ReturnType<F>>(bulder: F, params: [...Parameters<F>][], callback?: BuilderSelfFunction<R>): R[]
     export function builder<F extends BuildNodeFunction, R extends ReturnType<F>>(bulder: [F, ...Parameters<F>], size: number, callback?: BuilderSelfFunction<R>): R[]
diff --git a/index.ts b/index.ts
index 2964192..0ff39b1 100644
--- a/index.ts
+++ b/index.ts
@@ -15,7 +15,9 @@ declare global {
     type InputType = "button" | "checkbox" | "color" | "date" | "datetime-local" | "email" | "file" | "hidden" | "image" | "month" | "number" | "password" | "radio" | "range" | "reset" | "search" | "submit" | "tel" | "text" | "time" | "url" | "week";
     type ButtonType = "submit" | "reset" | "button" | "menu";
     type TextDirection = 'ltr' | 'rtl' | 'auto' | '';
-
+    type ImageDecoding = "async" | "sync" | "auto";
+    type ImageLoading = "eager" | "lazy";
+    type ContructorType<T> = { new (...args: any[]): T }
     interface Node {
         $: import('./lib/$Node').$Node;
     }
diff --git a/lib/$Button.ts b/lib/$Button.ts
index 0fa09e2..06de082 100644
--- a/lib/$Button.ts
+++ b/lib/$Button.ts
@@ -1,5 +1,6 @@
 import { $Container, $ContainerOptions } from "./$Container";
 import { FormElementMethod, $FormElementMethod } from "./$Form";
+import { $State } from "./$State";
 export interface $ButtonOptions extends $ContainerOptions {}
 //@ts-expect-error
 export interface $Button extends $FormElementMethod {}
@@ -10,8 +11,8 @@ export class $Button extends $Container<HTMLButtonElement> {
     }
     
     disabled(): boolean;
-    disabled(disabled: boolean): this;
-    disabled(disabled?: boolean) { return $.fluent(this, arguments, () => this.dom.disabled, () => $.set(this.dom, 'disabled', disabled))}
+    disabled(disabled: boolean | $State<boolean>): this;
+    disabled(disabled?: boolean | $State<boolean>) { return $.fluent(this, arguments, () => this.dom.disabled, () => $.set(this.dom, 'disabled', disabled))}
     
     type(): ButtonType;
     type(type: ButtonType): this;
diff --git a/lib/$Canvas.ts b/lib/$Canvas.ts
new file mode 100644
index 0000000..eb46e8e
--- /dev/null
+++ b/lib/$Canvas.ts
@@ -0,0 +1,29 @@
+import { $Container, $ContainerOptions } from "./$Container";
+export interface $CanvasOptions extends $ContainerOptions {}
+export class $Canvas extends $Container<HTMLCanvasElement> {
+    constructor(options?: $CanvasOptions) {
+        super('canvas', options);
+    }
+    
+    height(): number;
+    height(height?: number): this;
+    height(height?: number) { return $.fluent(this, arguments, () => this.dom.height, () => { $.set(this.dom, 'height', height)}) }
+    
+    width(): number;
+    width(width?: number): this;
+    width(width?: number) { return $.fluent(this, arguments, () => this.dom.width, () => { $.set(this.dom, 'width', width)}) }
+
+    captureStream(frameRequestRate?: number) { return this.dom.captureStream(frameRequestRate) }
+    
+    getContext(contextId: "2d", options?: CanvasRenderingContext2DSettings): CanvasRenderingContext2D | null;
+    getContext(contextId: "bitmaprenderer", options?: ImageBitmapRenderingContextSettings): ImageBitmapRenderingContext | null;
+    getContext(contextId: "webgl", options?: WebGLContextAttributes): WebGLRenderingContext | null;
+    getContext(contextId: "webgl2", options?: WebGLContextAttributes): WebGL2RenderingContext | null;
+    getContext(contextId: string, options?: any): RenderingContext | null { return this.dom.getContext(contextId); }
+
+    toBlob(callback: BlobCallback, type?: string, quality?: any) { this.dom.toBlob(callback, type, quality); return this;}
+
+    toDataURL(type?: string, quality?: any) { return this.dom.toDataURL(type, quality) }
+
+    transferControlToOffscreen() { return this.dom.transferControlToOffscreen() }
+}
\ No newline at end of file
diff --git a/lib/$Container.ts b/lib/$Container.ts
index a5860df..dd2eca7 100644
--- a/lib/$Container.ts
+++ b/lib/$Container.ts
@@ -2,6 +2,7 @@ import { $Element, $ElementOptions } from "./$Element";
 import { $NodeManager } from "./$NodeManager";
 import { $Node } from "./$Node";
 import { $State } from "./$State";
+import { $Text } from "./$Text";
 
 export interface $ContainerOptions extends $ElementOptions {}
 
@@ -24,9 +25,13 @@ export class $Container<H extends HTMLElement = HTMLElement> extends $Element<H>
         if (children instanceof Function) children = children(this);
         children = $.multableResolve(children);
         for (const child of children) {
-            if (child === undefined) return;
+            if (child === undefined) continue;
             if (child instanceof Array) this.insert(child)
-            else this.children.add(child);
+            else if (child instanceof $State) {
+                const ele = new $Text(child.toString());
+                child.use(ele, 'content');
+                this.children.add(ele);
+            } else this.children.add(child);
         }
         this.children.render();
     })}
diff --git a/lib/$Dialog.ts b/lib/$Dialog.ts
new file mode 100644
index 0000000..d0f8f21
--- /dev/null
+++ b/lib/$Dialog.ts
@@ -0,0 +1,19 @@
+import { $Container, $ContainerOptions } from "./$Container";
+export interface $DialogOptions extends $ContainerOptions {}
+export class $Dialog extends $Container<HTMLDialogElement> {
+    constructor(options?: $DialogOptions) {
+        super('dialog', options);
+    }
+
+    open(): boolean;
+    open(open?: boolean): this;
+    open(open?: boolean) { return $.fluent(this, arguments, () => this.dom.open, () => $.set(this.dom, 'open', open)) }
+
+    returnValue(): string;
+    returnValue(returnValue?: string): this;
+    returnValue(returnValue?: string) { return $.fluent(this, arguments, () => this.dom.returnValue, () => $.set(this.dom, 'returnValue', returnValue)) }
+
+    close() { this.dom.close(); return this; }
+    show() { this.dom.show(); return this; }
+    showModal() { this.dom.showModal(); return this; }
+}
\ No newline at end of file
diff --git a/lib/$Element.ts b/lib/$Element.ts
index 1a28f73..0acab4d 100644
--- a/lib/$Element.ts
+++ b/lib/$Element.ts
@@ -38,32 +38,69 @@ export class $Element<H extends HTMLElement = HTMLElement> extends $Node<H> {
     css(): CSSStyleDeclaration
     css(style: Partial<CSSStyleDeclaration>): this;
     css(style?: Partial<CSSStyleDeclaration>) { return $.fluent(this, arguments, () => this.dom.style, () => {Object.assign(this.dom.style, style)})}
-
-    /**Remove this element from parent */
-    remove() {
-        this.parent?.children.remove(this);
-        (this as Mutable<this>).parent = undefined;
-        this.dom.remove();
-        return this;
-    }
     
     autocapitalize(): Autocapitalize;
-    autocapitalize(autocapitalize: Autocapitalize): this;
+    autocapitalize(autocapitalize?: Autocapitalize): this;
     autocapitalize(autocapitalize?: Autocapitalize) { return $.fluent(this, arguments, () => this.dom.autocapitalize, () => $.set(this.dom, 'autocapitalize', autocapitalize))}
 
     dir(): TextDirection;
-    dir(dir: TextDirection): this;
+    dir(dir?: TextDirection): this;
     dir(dir?: TextDirection) { return $.fluent(this, arguments, () => this.dom.dir, () => $.set(this.dom, 'dir', dir))}
 
     innerText(): string;
-    innerText(text: string): this;
+    innerText(text?: string): this;
     innerText(text?: string) { return $.fluent(this, arguments, () => this.dom.innerText, () => $.set(this.dom, 'innerText', text))}
 
     title(): string;
-    title(title: string): this;
+    title(title?: string): this;
     title(title?: string) { return $.fluent(this, arguments, () => this.dom.title, () => $.set(this.dom, 'title', title))}
 
     translate(): boolean;
-    translate(translate: boolean): this;
+    translate(translate?: boolean): this;
     translate(translate?: boolean) { return $.fluent(this, arguments, () => this.dom.translate, () => $.set(this.dom, 'translate', translate))}
+
+    popover(): string | null;
+    popover(popover?: string | null): this;
+    popover(popover?: string | null) { return $.fluent(this, arguments, () => this.dom.popover, () => $.set(this.dom, 'popover', popover))}
+
+    spellcheck(): boolean;
+    spellcheck(spellcheck?: boolean): this;
+    spellcheck(spellcheck?: boolean) { return $.fluent(this, arguments, () => this.dom.spellcheck, () => $.set(this.dom, 'spellcheck', spellcheck))}
+
+    inert(): boolean;
+    inert(inert?: boolean): this;
+    inert(inert?: boolean) { return $.fluent(this, arguments, () => this.dom.inert, () => $.set(this.dom, 'inert', inert))}
+
+    lang(): string;
+    lang(lang?: string): this;
+    lang(lang?: string) { return $.fluent(this, arguments, () => this.dom.lang, () => $.set(this.dom, 'lang', lang))}
+
+    draggable(): boolean;
+    draggable(draggable?: boolean): this;
+    draggable(draggable?: boolean) { return $.fluent(this, arguments, () => this.dom.draggable, () => $.set(this.dom, 'draggable', draggable))}
+
+    hidden(): boolean;
+    hidden(hidden?: boolean): this;
+    hidden(hidden?: boolean) { return $.fluent(this, arguments, () => this.dom.hidden, () => $.set(this.dom, 'hidden', hidden))}
+
+    click() { this.dom.click(); return this; }
+    attachInternals() { return this.dom.attachInternals(); }
+    hidePopover() { this.dom.hidePopover(); return this; }
+    showPopover() { this.dom.showPopover(); return this; }
+    togglePopover() { this.dom.togglePopover(); return this; }
+
+    animate(keyframes: Keyframe[] | PropertyIndexedKeyframes | null, options?: number | KeyframeAnimationOptions, callback?: (animation: Animation) => void) {
+        const animation = this.dom.animate(keyframes, options);
+        if (callback) callback(animation);
+        return this;
+    }
+
+    getAnimations(options?: GetAnimationsOptions) { return this.dom.getAnimations(options) }
+
+    get accessKeyLabel() { return this.dom.accessKeyLabel }
+    get offsetHeight() { return this.dom.offsetHeight }
+    get offsetLeft() { return this.dom.offsetLeft }
+    get offsetParent() { return $(this.dom.offsetParent) }
+    get offsetTop() { return this.dom.offsetTop }
+    get offsetWidth() { return this.dom.offsetWidth }
 }
\ No newline at end of file
diff --git a/lib/$Form.ts b/lib/$Form.ts
index c622eaf..863feba 100644
--- a/lib/$Form.ts
+++ b/lib/$Form.ts
@@ -1,4 +1,5 @@
 import { $Container, $ContainerOptions } from "./$Container";
+import { $State } from "./$State";
 import { $Util } from "./$Util";
 export interface $FormOptions extends $ContainerOptions {}
 export class $Form extends $Container<HTMLFormElement> {
@@ -7,31 +8,31 @@ export class $Form extends $Container<HTMLFormElement> {
     }
     
     autocomplete(): AutoFillBase;
-    autocomplete(autocomplete: AutoFill): this;
+    autocomplete(autocomplete: AutoFill | undefined): this;
     autocomplete(autocomplete?: AutoFill) { return $.fluent(this, arguments, () => this.dom.autocomplete, () => $.set(this.dom, 'autocomplete', autocomplete))}
     
     action(): string;
-    action(action: string): this;
+    action(action: string | undefined): this;
     action(action?: string) { return $.fluent(this, arguments, () => this.dom.formAction, () => $.set(this.dom, 'formAction', action))}
 
     enctype(): string;
-    enctype(enctype: string): this;
+    enctype(enctype: string | undefined): this;
     enctype(enctype?: string) { return $.fluent(this, arguments, () => this.dom.formEnctype, () => $.set(this.dom, 'formEnctype', enctype))}
     
     method(): string;
-    method(method: string): this;
+    method(method: string | undefined): this;
     method(method?: string) { return $.fluent(this, arguments, () => this.dom.formMethod, () => $.set(this.dom, 'formMethod', method))}
 
     noValidate(): boolean;
-    noValidate(boolean: boolean): this;
+    noValidate(boolean: boolean | undefined): this;
     noValidate(boolean?: boolean) { return $.fluent(this, arguments, () => this.dom.formNoValidate, () => $.set(this.dom, 'formNoValidate', boolean))}
 
     acceptCharset(): string;
-    acceptCharset(acceptCharset: string): this;
+    acceptCharset(acceptCharset: string | undefined): this;
     acceptCharset(acceptCharset?: string) { return $.fluent(this, arguments, () => this.dom.acceptCharset, () => $.set(this.dom, 'acceptCharset', acceptCharset))}
 
     target(): string;
-    target(target: string): this;
+    target(target: string | undefined): this;
     target(target?: string) { return $.fluent(this, arguments, () => this.dom.formTarget, () => $.set(this.dom, 'formTarget', target))}
 
     requestSubmit() { this.dom.requestSubmit(); return this }
@@ -49,32 +50,32 @@ export abstract class $FormElementMethod {
     abstract dom: HTMLButtonElement | HTMLInputElement;
 
     formAction(): string;
-    formAction(action: string): this;
+    formAction(action: string | undefined): this;
     formAction(action?: string) { return $.fluent(this, arguments, () => this.dom.formAction, () => $.set(this.dom, 'formAction', action))}
 
     formEnctype(): string;
-    formEnctype(enctype: string): this;
+    formEnctype(enctype: string | undefined): this;
     formEnctype(enctype?: string) { return $.fluent(this, arguments, () => this.dom.formEnctype, () => $.set(this.dom, 'formEnctype', enctype))}
     
     formMethod(): string;
-    formMethod(method: string): this;
+    formMethod(method: string | undefined): this;
     formMethod(method?: string) { return $.fluent(this, arguments, () => this.dom.formMethod, () => $.set(this.dom, 'formMethod', method))}
 
     formNoValidate(): boolean;
-    formNoValidate(boolean: boolean): this;
+    formNoValidate(boolean: boolean | undefined): this;
     formNoValidate(boolean?: boolean) { return $.fluent(this, arguments, () => this.dom.formNoValidate, () => $.set(this.dom, 'formNoValidate', boolean))}
 
     formTarget(): string;
-    formTarget(target: string): this;
+    formTarget(target: string | undefined): this;
     formTarget(target?: string) { return $.fluent(this, arguments, () => this.dom.formTarget, () => $.set(this.dom, 'formTarget', target))}
     
     name(): string;
-    name(name: string): this;
-    name(name?: string) { return $.fluent(this, arguments, () => this.dom.name, () => $.set(this.dom, 'name', name))}
+    name(name?: string | $State<string>): this;
+    name(name?: string | $State<string>) { return $.fluent(this, arguments, () => this.dom.name, () => $.set(this.dom, 'name', name))}
     
     value(): string;
-    value(value: string): this;
-    value(value?: string) { return $.fluent(this, arguments, () => this.dom.value, () => $.set(this.dom, 'value', value))}
+    value(value?: string | $State<string>): this;
+    value(value?: string | $State<string>) { return $.fluent(this, arguments, () => this.dom.value, () => $.set(this.dom, 'value', value))}
 
     get form() { return this.dom.form ? $(this.dom.form) : null }
     get labels() { return Array.from(this.dom.labels ?? []).map(label => $(label)) }
diff --git a/lib/$Image.ts b/lib/$Image.ts
new file mode 100644
index 0000000..96b5c08
--- /dev/null
+++ b/lib/$Image.ts
@@ -0,0 +1,85 @@
+import { $Element, $ElementOptions } from "./$Element";
+import { $State } from "./$State";
+export interface $ImageOptions extends $ElementOptions {}
+export class $Image extends $Element<HTMLImageElement> {
+    constructor(options?: $ImageOptions) {
+        super('img', options);
+    }
+
+    /**HTMLImageElement base property */
+    alt(): string;
+    alt(alt: string): this;
+    alt(alt?: string) { return $.fluent(this, arguments, () => this.dom.alt, () => $.set(this.dom, 'alt', alt))}
+
+    /**HTMLImageElement base property */
+    crossOrigin(): string | null;
+    crossOrigin(crossOrigin: string | null): this;
+    crossOrigin(crossOrigin?: string | null) { return $.fluent(this, arguments, () => this.dom.crossOrigin, () => $.set(this.dom, 'crossOrigin', crossOrigin))}
+
+    /**HTMLImageElement base property */
+    decoding(): ImageDecoding;
+    decoding(decoding: ImageDecoding): this;
+    decoding(decoding?: ImageDecoding) { return $.fluent(this, arguments, () => this.dom.decoding, () => $.set(this.dom, 'decoding', decoding))}
+
+    /**HTMLImageElement base property */
+    height(): number;
+    height(height: number): this;
+    height(height?: number) { return $.fluent(this, arguments, () => this.dom.height, () => $.set(this.dom, 'height', height))}
+
+    /**HTMLImageElement base property */
+    isMap(): boolean;
+    isMap(isMap: boolean): this;
+    isMap(isMap?: boolean) { return $.fluent(this, arguments, () => this.dom.isMap, () => $.set(this.dom, 'isMap', isMap))}
+
+    /**HTMLImageElement base property */
+    loading(): ImageLoading;
+    loading(loading: ImageLoading): this;
+    loading(loading?: ImageLoading) { return $.fluent(this, arguments, () => this.dom.loading, () => $.set(this.dom, 'loading', loading))}
+
+    /**HTMLImageElement base property */
+    referrerPolicy(): string;
+    referrerPolicy(referrerPolicy: string): this;
+    referrerPolicy(referrerPolicy?: string) { return $.fluent(this, arguments, () => this.dom.referrerPolicy, () => $.set(this.dom, 'referrerPolicy', referrerPolicy))}
+
+    /**HTMLImageElement base property */
+    sizes(): string;
+    sizes(sizes: string): this;
+    sizes(sizes?: string) { return $.fluent(this, arguments, () => this.dom.sizes, () => $.set(this.dom, 'sizes', sizes))}
+
+    /**HTMLImageElement base property */
+    src(): string;
+    src(src?: string | $State<string | undefined>): this;
+    src(src?: string | $State<string | undefined>) { return $.fluent(this, arguments, () => this.dom.src, () => $.set(this.dom, 'src', src))}
+
+    /**HTMLImageElement base property */
+    srcset(): string;
+    srcset(srcset: string): this;
+    srcset(srcset?: string) { return $.fluent(this, arguments, () => this.dom.srcset, () => $.set(this.dom, 'srcset', srcset))}
+
+    /**HTMLImageElement base property */
+    useMap(): string;
+    useMap(useMap: string): this;
+    useMap(useMap?: string) { return $.fluent(this, arguments, () => this.dom.useMap, () => $.set(this.dom, 'useMap', useMap))}
+
+    /**HTMLImageElement base property */
+    width(): number;
+    width(width: number): this;
+    width(width?: number) { return $.fluent(this, arguments, () => this.dom.width, () => $.set(this.dom, 'width', width))}
+
+    /**HTMLImageElement base method */
+    decode() { return this.dom.decode() }
+
+    /**HTMLImageElement base property */
+    get complete() { return this.dom.complete }
+    /**HTMLImageElement base property */
+    get currentSrc() { return this.dom.currentSrc }
+    /**HTMLImageElement base property */
+    get naturalHeight() { return this.dom.naturalHeight }
+    /**HTMLImageElement base property */
+    get naturalWidth() { return this.dom.naturalWidth }
+    /**HTMLImageElement base property */
+    get x() { return this.dom.x }
+    /**HTMLImageElement base property */
+    get y() { return this.dom.y }
+
+}
\ No newline at end of file
diff --git a/lib/$Input.ts b/lib/$Input.ts
index a43e7e5..6b75279 100644
--- a/lib/$Input.ts
+++ b/lib/$Input.ts
@@ -79,7 +79,7 @@ export class $Input extends $Element<HTMLInputElement> {
     pattern(pattern?: string) { return $.fluent(this, arguments, () => this.dom.pattern, () => $.set(this.dom, 'pattern', pattern))}
     
     placeholder(): string;
-    placeholder(placeholder: string): this;
+    placeholder(placeholder?: string): this;
     placeholder(placeholder?: string) { return $.fluent(this, arguments, () => this.dom.placeholder, () => $.set(this.dom, 'placeholder', placeholder))}
     
     readOnly(): boolean;
diff --git a/lib/$Label.ts b/lib/$Label.ts
index de6f2ca..1d4a937 100644
--- a/lib/$Label.ts
+++ b/lib/$Label.ts
@@ -6,8 +6,8 @@ export class $Label extends $Container<HTMLLabelElement> {
     }
 
     for(): string;
-    for(name: string): this;
-    for(name?: string | undefined) { return $.fluent(this, arguments, () => this.dom.htmlFor, () => {if (name) this.dom.htmlFor = name}) }
+    for(name?: string): this;
+    for(name?: string) { return $.fluent(this, arguments, () => this.dom.htmlFor, () => { $.set(this.dom, 'htmlFor', name, 'for')}) }
 
     get form() { return this.dom.form }
     get control() { return this.dom.control }
diff --git a/lib/$Node.ts b/lib/$Node.ts
index 84242bb..10ca1bc 100644
--- a/lib/$Node.ts
+++ b/lib/$Node.ts
@@ -1,48 +1,68 @@
-import { $Text } from "../index";
+import { $State, $Text } from "../index";
 import { $Container } from "./$Container";
 
 export abstract class $Node<N extends Node = Node> {
     readonly parent?: $Container;
     abstract readonly dom: N;
-    readonly hidden: boolean = false;
+    readonly $hidden: boolean = false;
     private domEvents: {[key: string]: Map<Function, Function>} = {};
 
-    on<K extends keyof HTMLElementEventMap>(type: K, callback: (event: Event, $node: this) => void, options?: AddEventListenerOptions | boolean) { 
+    on<K extends keyof HTMLElementEventMap>(type: K, callback: (event: HTMLElementEventMap[K], $node: this) => void, options?: AddEventListenerOptions | boolean) { 
         if (!this.domEvents[type]) this.domEvents[type] = new Map()
-        const middleCallback = (e: Event) => callback(e, this);
+        const middleCallback = (e: Event) => callback(e as HTMLElementEventMap[K], this);
         this.domEvents[type].set(callback, middleCallback)
         this.dom.addEventListener(type, middleCallback, options)
         return this;
     }
 
-    off<K extends keyof HTMLElementEventMap>(type: K, callback: (event: Event, $node: this) => void, options?: AddEventListenerOptions | boolean) { 
+    off<K extends keyof HTMLElementEventMap>(type: K, callback: (event: HTMLElementEventMap[K], $node: this) => void, options?: AddEventListenerOptions | boolean) { 
         const middleCallback = this.domEvents[type]?.get(callback);
         if (middleCallback) this.dom.removeEventListener(type, middleCallback as EventListener, options)
         return this;
     }
 
-    once<K extends keyof HTMLElementEventMap>(type: K, callback: (event: Event, $node: this) => void, options?: AddEventListenerOptions | boolean) { 
+    once<K extends keyof HTMLElementEventMap>(type: K, callback: (event: HTMLElementEventMap[K], $node: this) => void, options?: AddEventListenerOptions | boolean) { 
         const onceFn = (event: Event) => {
             this.dom.removeEventListener(type, onceFn, options)
-            callback(event, this);
+            callback(event as HTMLElementEventMap[K], this);
         };
         this.dom.addEventListener(type, onceFn, options)
         return this;
     }
 
-    show() { (this as Mutable<$Node>).hidden = false; this.parent?.children.render(); return this; }
-    hide() { 
-        (this as Mutable<$Node>).hidden = true; 
+    hide(): boolean; 
+    hide(hide?: boolean | $State<boolean>): this; 
+    hide(hide?: boolean | $State<boolean>) { return $.fluent(this, arguments, () => this.$hidden, () => {
+        if (hide === undefined) return;
+        if (hide instanceof $State) { (this as Mutable<$Node>).$hidden = hide.value; hide.use(this, 'hide')}
+        else (this as Mutable<$Node>).$hidden = hide; 
         this.parent?.children.render(); 
         return this;
+    })}
+
+    /**Remove this element from parent */
+    remove() {
+        this.parent?.children.remove(this).render();
+        return this;
     }
 
-    contains(target: $Node | EventTarget | Node) {
+    /**Replace $Node with this element */
+    replace($node: $Node) {
+        this.parent?.children.replace(this, $node).render();
+        return this;
+    }
+
+    contains(target: $Node | EventTarget | Node | null) {
+        if (!target) return false;
         if (target instanceof $Node) return this.dom.contains(target.dom);
         else if (target instanceof EventTarget) return this.dom.contains($(target).dom)
         else return this.dom.contains(target)
     }
 
+    self(callback: ($node: this) => void) { callback(this); return this; }
+
+    inDOM() { return document.contains(this.dom); }
+
     static from(element: HTMLElement | Text): $Node {
         if (element.$) return element.$;
         else if (element instanceof HTMLElement) {
diff --git a/lib/$NodeManager.ts b/lib/$NodeManager.ts
index ac6f232..8d35ef3 100644
--- a/lib/$NodeManager.ts
+++ b/lib/$NodeManager.ts
@@ -1,7 +1,6 @@
 import { $Container } from "./$Container";
 import { $Node } from "./$Node";
 import { $Text } from "./$Text";
-import { $State } from "./$State";
 
 export class $NodeManager {
     #container: $Container;
@@ -12,18 +11,11 @@ export class $NodeManager {
         this.#dom = this.#container.dom
     }
 
-    add(element: $Node | string | $State<any>) {
+    add(element: $Node | string) {
         if (typeof element === 'string') {
             const text = new $Text(element);
             (text as Mutable<$Text>).parent = this.#container;
             this.elementList.add(text);
-        } else if (element instanceof $State) {
-            if (typeof element.value === 'string') {
-                const ele = new $Text(element.value);
-                element.contents.add(ele);
-                (ele as Mutable<$Text>).parent = this.#container;
-                this.elementList.add(ele);
-            }
         } else {
             (element as Mutable<$Node>).parent = this.#container;
             this.elementList.add(element);
@@ -31,26 +23,42 @@ export class $NodeManager {
     }
 
     remove(element: $Node) {
-        if (!this.elementList.has(element)) return;
+        if (!this.elementList.has(element)) return this;
         this.elementList.delete(element);
         (element as Mutable<$Node>).parent = undefined;
-
+        return this;
     }
 
     removeAll() {
         this.elementList.forEach(ele => this.remove(ele))
     }
 
+    replace(target: $Node, replace: $Node) {
+        const array = this.array.map(node => {
+            if (node === target) return replace;
+            else return node;
+        })
+        this.elementList.clear();
+        array.forEach(node => this.elementList.add(node));
+        (target as Mutable<$Node>).parent = undefined;
+        (replace as Mutable<$Node>).parent = this.#container;
+        return this;
+    }
+
     render() {
         const [domList, nodeList] = [this.array.map(node => node.dom), Array.from(this.#dom.childNodes)];
+        const appendedNodeList: Node[] = []; // appended node list
         // Rearrange
-        while (nodeList.length || domList.length) {
+        while (nodeList.length || domList.length) { // while nodeList or domList has item
             const [node, dom] = [nodeList.at(0), domList.at(0)];
-            if (!dom) { node?.remove(); nodeList.shift()} 
-            else if (!node) { if (!dom.$.hidden) this.#dom.append(dom); domList.shift();}
-            else if (dom !== node) { if (!dom.$.hidden) this.#dom.insertBefore(dom, node); domList.shift();}
+            if (!dom) { if (node && !appendedNodeList.includes(node)) node.remove(); nodeList.shift()} 
+            else if (!node) { if (!dom.$.$hidden) this.#dom.append(dom); domList.shift();}
+            else if (dom !== node) { 
+                if (!dom.$.$hidden) { this.#dom.insertBefore(dom, node); appendedNodeList.push(dom) }
+                domList.shift();
+            }
             else {
-                if (dom.$.hidden) this.#dom.removeChild(dom);
+                if (dom.$.$hidden) this.#dom.removeChild(dom);
                 domList.shift(); nodeList.shift();
             }
         }
diff --git a/lib/$State.ts b/lib/$State.ts
index 78acedc..10b5d9e 100644
--- a/lib/$State.ts
+++ b/lib/$State.ts
@@ -1,17 +1,17 @@
 import { $Node } from "./$Node";
-import { $Text } from "./$Text";
 
 export class $State<T> {
     readonly value: T;
-    readonly contents = new Set<$Node>();
+    readonly attributes = new Map<$Node, Set<string | number | symbol>>();
     constructor(value: T) {
         this.value = value;
     }
     set(value: T) {
         (this as Mutable<$State<T>>).value = value;
-        for (const content of this.contents.values()) {
-            if (content instanceof $Text) {
-                content.content(`${value}`);
+        for (const [node, attrList] of this.attributes.entries()) {
+            for (const attr of attrList) {
+                //@ts-expect-error
+                if (node[attr] instanceof Function) node[attr](value)
             }
         }
     }
@@ -19,4 +19,10 @@ export class $State<T> {
     toString(): string {
         return `${this.value}`
     }
+
+    use<T extends $Node, K extends keyof T>($node: T, attrName: K) {
+        const attrList = this.attributes.get($node)
+        if (attrList) attrList.add(attrName);
+        else this.attributes.set($node, new Set<string | number | symbol>().add(attrName))
+    }
 };
\ No newline at end of file
diff --git a/lib/Router/Route.ts b/lib/Router/Route.ts
index 567311c..5aa23da 100644
--- a/lib/Router/Route.ts
+++ b/lib/Router/Route.ts
@@ -2,8 +2,8 @@ import { $EventManager, $EventMethod, EventMethod } from "../$EventManager";
 import { $Node } from "../$Node";
 export class Route<Path extends string | PathResolverFn> {
     path: string | PathResolverFn;
-    builder: (params: PathParamResolver<Path>, record: RouteRecord) => $Node | string;
-    constructor(path: Path, builder: (params: PathParamResolver<Path>, record: RouteRecord) => $Node | string) {
+    builder: (req: RouteRequest<Path>) => $Node | string;
+    constructor(path: Path, builder: (req: RouteRequest<Path>) => $Node | string) {
         this.path = path;
         this.builder = builder;
     }
@@ -36,4 +36,9 @@ export class RouteRecord {
 
 export interface RouteRecordEventMap {
     'open': [path: string, record: RouteRecord]
+}
+
+export interface RouteRequest<Path extends PathResolverFn | string> {
+    params: PathParamResolver<Path>,
+    record: RouteRecord,
 }
\ No newline at end of file
diff --git a/lib/Router/Router.ts b/lib/Router/Router.ts
index 904d523..7476683 100644
--- a/lib/Router/Router.ts
+++ b/lib/Router/Router.ts
@@ -32,8 +32,9 @@ export class Router {
             this.index = history.state.index
         }
         addEventListener('popstate', this.popstate)
-        this.resolvePath();
         $.routers.add(this);
+        this.resolvePath();
+        this.events.fire('pathchange', location.href, 'Forward');
         return this;
     }
 
@@ -53,7 +54,7 @@ export class Router {
 
     replace(path: string) {
         history.replaceState({index: this.index}, '', path)
-        $.routers.forEach(router => router.resolvePath());
+        $.routers.forEach(router => router.resolvePath(path));
         this.events.fire('pathchange', path, 'Forward');
         return this;
     }
@@ -85,7 +86,7 @@ export class Router {
         }
         const create = (pathId: string, route: Route<any>, data: any) => {
             const record = new RouteRecord(pathId);
-            let content = route.builder(data, record);
+            let content = route.builder({params: data, record: record});
             if (typeof content === 'string') content = new $Text(content);
             (record as Mutable<RouteRecord>).content = content;
             this.recordMap.set(pathId, record);
@@ -117,8 +118,8 @@ export class Router {
                 }
                 else if (routePart.includes(':')) {
                     const [prefix, param] = routePart.split(':');
-                    if (!pathPart.startsWith(prefix)) return;
-                    Object.assign(data, {[param]: pathPart.replace('/', '')})
+                    if (!pathPart.startsWith(prefix)) continue;
+                    Object.assign(data, {[param]: pathPart.replace(prefix, '')})
                     pathString += pathPart;
                     if (routePart === _routeParts.at(-1)) {
                         if (!openCached(pathString)) create(pathString, route, data);
diff --git a/package.json b/package.json
index 6d2b443..e344b52 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
     "name": "fluentx",
     "description": "Fast, fluent, simple web builder",
-    "version": "0.0.1",
+    "version": "0.0.2",
     "type": "module",
     "module": "index.ts",
     "author": {