Button Help

I have a script with GUIBox button, writted in the script, I need to put the script to work with a UNity 3D plane.obj as a button, I need help to implement that, i dont want the GUIBox button from the script.

If yes i put the script here. ok.

Ok here is a picture atach, showing the GUIbox button, and the Plane that i need to work as a button, and the script is here.
I need 1 Plane button for each Guibox button.

using UnityEngine;
using System.Collections;

public class PostSampleFull : MonoBehaviour {

	private Demo demo;

	private string text = "Message";	
	private string url = "https://www.assetstore.unity3d.com/#/content/9277";	

	private int unityVersion = 0;
	private TouchScreenKeyboard keyboard = null;

	private Texture2D texCaptureScreen = null;

	private bool activityPopoverEnable = true;


	// Use this for initialization
	void Start () {
		demo = GameObject.Find("Main Camera").GetComponent<Demo>();

		char[] version = Application.unityVersion.ToCharArray();
		unityVersion = (((version[0]-'0') * 100) + ((version[2]-'0') * 10) + (version[4]-'0'));
	}
	
	private IEnumerator CaptureScreen() {
		yield return new WaitForEndOfFrame();
		texCaptureScreen = ScreenCapture.Capture();
	}

	void OnGUI () {
		// Scaling
		float scale = (Screen.width > Screen.height) ? (Screen.width/960.0f) : (Screen.height/960.0f);
		Vector2 guiCanvasSize = new Vector2(Screen.width/scale, Screen.height/scale);
		GUIUtility.ScaleAroundPivot(new Vector2(scale, scale), Vector2.zero);
		
		// Buttons
		const int buttonCount = 4;
		float buttonWidth = guiCanvasSize.x/(buttonCount+1);
		float buttonHeight = guiCanvasSize.y/4;
		float buttonMargine = buttonWidth/(buttonCount+1);
		Rect buttonRect = new Rect(0, guiCanvasSize.y-buttonHeight, buttonWidth, buttonHeight);

		// Tweet
		bool doTweet = false;
		buttonRect.x = buttonMargine;
		if (iOS_PostToServices.CanTweet()) {
			doTweet = true;
		} else {
			uint state = iOS_PostToServices.GetTwitterState();
			if (state == iOS_PostToServices.StateNotAvailable_Platform) {
				GUI.Box(buttonRect, "Tweet

(Unavailable)

→ iOS Only");
} else if (state == iOS_PostToServices.StateNotAvailable_iOSVersion) {
GUI.Box(buttonRect, "Tweet
(Unavailable)

→ Lower iOS Version");
} else if (state == iOS_PostToServices.StateNotAvailable_Account) {
// GUI.Box(buttonRect, "Tweet
(Unavailable)

→ Setup
Twitter Account");
doTweet = true;
} else {
GUI.Box(buttonRect, “Tweet
(Unavailable)”);
}
}
if (doTweet && GUI.Button(buttonRect, “Tweet”)) {
#if UNITY_IPHONE
if (Application.platform == RuntimePlatform.IPhonePlayer) {
// Tweet (iOS 5.0 or later)
if (iOS_PostToServices.Tweet (text, url, texCaptureScreen, this.name, “OnFinishedPostToService”)) {
demo.Pause(true);
}
}
#endif
}

		// Facebook
		bool doPostToFacebook = false;
		buttonRect.x += (buttonWidth + buttonMargine);
		if (iOS_PostToServices.CanPostToFacebook()) {
			doPostToFacebook = true;
		} else {
			uint state = iOS_PostToServices.GetFacebookState();
			if (state == iOS_PostToServices.StateNotAvailable_Platform) {
				GUI.Box(buttonRect, "Post to 

Facebook
(Unavailable)

→ iOS Only");
} else if (state == iOS_PostToServices.StateNotAvailable_iOSVersion) {
GUI.Box(buttonRect, "Post to
Facebook
(Unavailable)

→ Lower iOS Version");
} else if (state == iOS_PostToServices.StateNotAvailable_Account) {
// GUI.Box(buttonRect, "Post to
Facebook
(Unavailable)

→ Setup
Facebook Account");
doPostToFacebook = true;
} else {
GUI.Box(buttonRect, “Post to
Facebook
(Unavailable)”);
}
}
if (doPostToFacebook && GUI.Button(buttonRect, “Post to
Facebook”)) {
#if UNITY_IPHONE
if (Application.platform == RuntimePlatform.IPhonePlayer) {
// Facebook (iOS 6.0 or later)
if (iOS_PostToServices.PostToFacebook (text, url, texCaptureScreen, this.name, “OnFinishedPostToService”)) {
demo.Pause(true);
}
}
#endif
}

		// Mail
		buttonRect.x += (buttonWidth + buttonMargine);
		if (iOS_PostToServices.CanMail() == false) {
			uint state = iOS_PostToServices.GetMailState();
			if (state == iOS_PostToServices.StateNotAvailable_Platform) {
				GUI.Box(buttonRect, "Mail

(Unavailable)

→ iOS Only");
} else if (state == iOS_PostToServices.StateNotAvailable_iOSVersion) {
GUI.Box(buttonRect, "Mail
(Unavailable)

→ Lower iOS Version");
} else if (state == iOS_PostToServices.StateNotAvailable_Account) {
GUI.Box(buttonRect, "Mail
(Unavailable)

→ Setup
Mail Account");
} else {
GUI.Box(buttonRect, “Mail
(Unavailable)”);
}
} else if (GUI.Button(buttonRect, “Mail”)) {
#if UNITY_IPHONE
if (Application.platform == RuntimePlatform.IPhonePlayer) {
// Mail (iOS 3.0 or later)
iOS_PostToServices.MailInfo mailInfo;
mailInfo.subject = “Subject”;
mailInfo.toList = new string[1] { “to@mail.com” };
#if true
mailInfo.ccList = null;
mailInfo.bccList = null;
#else
mailInfo.ccList = new string[2] { “cc@mail.com”, “cc2@mail.com” };
mailInfo.bccList = new string[3] { “bcc@mail.com”, “bcc2@mail.com”, “bcc3@mail.com” };
#endif
if (iOS_PostToServices.SendMail (ref mailInfo, text, url, texCaptureScreen, this.name, “OnFinishedPostToService”)) {
demo.Pause(true);
}
}
#endif
}

		// Activity
		buttonRect.x += (buttonWidth + buttonMargine);
		if (iOS_PostToServices.CanPostToActivity() == false) {
			uint state = iOS_PostToServices.GetActivityState();
			if (state == iOS_PostToServices.StateNotAvailable_Platform) {
				GUI.Box(buttonRect, "Activity

(Unavailable)

→ iOS Only");
} else if (state == iOS_PostToServices.StateNotAvailable_iOSVersion) {
GUI.Box(buttonRect, "Activity
(Unavailable)

→ Lower iOS Version");
} else {
GUI.Box(buttonRect, “Activity
(Unavailable)”);
}
} else if (GUI.Button(buttonRect, “Activity”)) {
#if UNITY_IPHONE
if (Application.platform == RuntimePlatform.IPhonePlayer) {
// Activity (iOS 6.0 or later)
iOS_PostToServices.SetActivityPopoverEnable_for_iPad (activityPopoverEnable);
iOS_PostToServices.SetActivityPopoverTargetRect_for_iPad (buttonRect.xscale, buttonRect.yscale, buttonRect.widthscale, buttonRect.heightscale);
uint disableFlags = 0
// | iOS_PostToServices.ActivityTypePostToFacebook
// | iOS_PostToServices.ActivityTypePostToTwitter
// | iOS_PostToServices.ActivityTypePostToWeibo
// | iOS_PostToServices.ActivityTypeMessage
// | iOS_PostToServices.ActivityTypeMail
// | iOS_PostToServices.ActivityTypePrint
// | iOS_PostToServices.ActivityTypeCopyToPasteboard
// | iOS_PostToServices.ActivityTypeAssignToContact
// | iOS_PostToServices.ActivityTypeSaveToCameraRoll
// iOS 7 over
// | iOS_PostToServices.ActivityTypeAddToReadingList
// | iOS_PostToServices.ActivityTypePostToFlickr
// | iOS_PostToServices.ActivityTypePostToVimeo
// | iOS_PostToServices.ActivityTypePostToTencentWeibo
// | iOS_PostToServices.ActivityTypeAirDrop
;
iOS_PostToServices.SetActivityDisableFlags (disableFlags);
if (iOS_PostToServices.PostToActivity (text, url, texCaptureScreen, this.name, “OnFinishedPostToService”)) {
demo.Pause(true);
}
}
#endif
}
// buttonRect.y -= 40/scale;
// buttonRect.height = 40/scale;
// activityPopoverEnable = GUI.Toggle(buttonRect, activityPopoverEnable, “Enable
Popover”);

		// Text, URL and Image
		GUI.Box(new Rect(0,0, guiCanvasSize.x*0.25f, guiCanvasSize.y*0.6f), "");
		buttonRect.x = buttonRect.y = 0;
		buttonRect.width = guiCanvasSize.x/4;
		buttonRect.height = guiCanvasSize.y/8;
		if (((unityVersion >= 410) && (unityVersion < 420)) && (Application.platform == RuntimePlatform.IPhonePlayer)) {
			if (GUI.Button(buttonRect, text)) {
				keyboard = TouchScreenKeyboard.Open(text, TouchScreenKeyboardType.NamePhonePad, /*autocorrection=*/true, /*multiline=*/false);
			}
			if (keyboard != null) {
				text = keyboard.text;
			}
			buttonRect.y += buttonRect.height;
			if (GUI.Button(buttonRect, url)) {
				keyboard = TouchScreenKeyboard.Open(url, TouchScreenKeyboardType.NamePhonePad, /*autocorrection=*/true, /*multiline=*/false);
			}
			if (keyboard != null) {
				url = keyboard.text;
			}
		} else {
			text = GUI.TextArea(buttonRect, text);
			buttonRect.y += buttonRect.height;
			url = GUI.TextArea(buttonRect, url);
		}
		buttonRect.y += buttonRect.height;
		buttonRect.height = guiCanvasSize.y/10;
		if (GUI.Button(buttonRect, "Capture

Screen")) {
StartCoroutine(“CaptureScreen”);
}
buttonRect.y += buttonRect.height;
if (texCaptureScreen) {
GUI.DrawTexture(new Rect(buttonRect.x,buttonRect.y, guiCanvasSize.x/4,guiCanvasSize.y/4), texCaptureScreen);
}
}

	#if UNITY_IPHONE
	private void OnFinishedPostToService (string message) {
		demo.Pause(false);
	}
	#endif
}