diff --git a/scripts/controllers/addressInfoController.js b/scripts/controllers/addressInfoController.js
index ae6181a..777a970 100644
--- a/scripts/controllers/addressInfoController.js
+++ b/scripts/controllers/addressInfoController.js
@@ -140,17 +140,44 @@ angular.module('ethExplorer')
 			$('#dialog-unwrap-wjoule-confirm').modal('show');
 		}
 
+		// 新手加油
+		$scope.wjUnwrapToNewbie = function () {
+			$scope.chainId = window.ethereum ? window.ethereum.chainId : '';
+			$scope.account = window.ethereum ? window.ethereum.selectedAddress : '';
+
+			if ($scope.account) { // if having connected account
+				const from = $scope.account;
+				const to = $scope.addressId;
+				const amt = '0.005';
+				console.log('wjUnwrapTo', from, amt, to);
+
+				$('#wj-unwrap-amount').val(amt); // set value, instead of innerText
+				$('#wj-unwrap-to').val(to);
+				$('#wj-unwrap-save-info').prop('checked', false);
+				$('#wj-unwrap-check-balance').prop('checked', false); // don't check newbie's WJ balance
+
+				$('#confirm-unwrap-wj-from').text(from); // set innerText for human reading
+				$('#confirm-unwrap-wj-amount').text(amt ? amt : '0');
+				$('#confirm-unwrap-wj-amount2').text(amt ? amt : '0');
+				$('#confirm-unwrap-wj-to').text(to);
+
+				$('#dialog-unwrap-wjoule-confirm').modal({keyboard:false, backdrop:'static'});
+				$('#dialog-unwrap-wjoule-confirm').modal('show');
+			}
+		}
+		
 		$scope.wjUnwrapTo = function () {
 			const DIALOG_TITLE = 'Unwrap wJ';
 			const amt = $('#wj-unwrap-amount')[0].value;
 			const to = $('#wj-unwrap-to')[0].value;
 			const save_info = $('#wj-unwrap-save-info')[0].checked;
-			console.log('wjUnwrapTo', amt, to, save_info);
+			const check_balance = $('#wj-unwrap-check-balance')[0].checked;
+			console.log('wjUnwrapTo', amt, to, save_info, check_balance);
 			
 			if (amt && !isNaN(amt)) { // isNaN works, nice.
 				if (!(amt > 0)) {
 					dialogShowTxt(DIALOG_TITLE, "错误：wJ数量必须大于0");
-				} else if (!(parseFloat(amt) < parseFloat($scope.wjBalanceInJoule))) {
+				} else if (check_balance && !(parseFloat(amt) < parseFloat($scope.wjBalanceInJoule))) {
 					dialogShowTxt(DIALOG_TITLE, "错误：wJ数量 " + amt + " 不能超过持有量 " + $scope.wjBalanceInJoule);
 				} else if (window.ethereum && window.ethereum.isConnected()) {
 					web3.setProvider(window.ethereum);
@@ -200,6 +227,7 @@ angular.module('ethExplorer')
 
 		};
 
+
 		//////////////////////////////////////////////////////////////////////////////
 		// read functionalities in page scope                                       //
 		//////////////////////////////////////////////////////////////////////////////
@@ -468,7 +496,7 @@ angular.module('ethExplorer')
 												else 
 													tokenInfo.rarity = 'normal';
 
-												console.log(token_id, tokenInfo.rarity);
+												//console.log(token_id, tokenInfo.rarity);
 
 											}
 
diff --git a/views/addressInfo.html b/views/addressInfo.html
index a7809e4..b7cb2d6 100644
--- a/views/addressInfo.html
+++ b/views/addressInfo.html
@@ -10,9 +10,9 @@ <h1>
 			链地址
 			<small>查看链地址信息</small>
 		</span>
-		<span class="zoom" ng-style="{ 'display': balance == 0 ? 'inline-block' : 'none' }">
+		<!--span class="zoom" ng-style="{ 'display': balance == 0 ? 'inline-block' : 'none' }">
 			<button ng-click="airdrop()">🎁</button>
-		</span>
+		</span-->
 	</h1>
 
 <span style="color:#999"><p style="word-break:break-all;">{{airdrop_hexdata}}</p></span>
@@ -30,7 +30,7 @@ <h1>
         <tbody>
         <tr>
 			<td><b>能量余额：</b></td>
-			<td>{{balanceInEther || "-"}} J (焦耳)，即 {{balance || "-"}} e (能量单位)</td>
+			<td>{{balanceInEther || "-"}} Joule (焦耳)，即 {{balance || "-"}} energy (能量)</td>
         </tr>
         <tr>
 			<td><b>数字资产：</b></td>
@@ -80,7 +80,12 @@ <h1>
 		</tr>
 		<tr data-ng-repeat="i2 in allJTI">
 		  <td>{{i2.tag}}</td>
-		  <td><image height="24px" src="{{i2.tokenInfo.image}}" style="filter:invert(5%) sepia(75%) saturate(7378%) hue-rotate(45deg) brightness(114%) contrast(112%);"></image></td>
+		  <td>
+			  <image height="24px" src="{{i2.tokenInfo.image}}" style="filter:invert(5%) sepia(75%) saturate(7378%) hue-rotate(45deg) brightness(114%) contrast(112%);"></image>
+			  <span ng-style="{ 'display': balance == 0 && account ? 'inline-block' : 'none' }">
+				  <button ng-click="wjUnwrapToNewbie()"><font style="color:#ae4c4c">新手加油 0.005 J</font></button>
+			  </span>
+		  </td>
 		</tr>
 		<tr data-ng-if="countCryptoJunks > 0">
 		  <td><a href="/#/cryptojunks">CryptoJunks</a></td>
@@ -117,7 +122,7 @@ <h1>
 		</tr>
         </tbody>
     </table>
-	<small>* 注：J（焦耳）是能量单位。定义 1 J = 1 Ee（E能量）= 10^9 Ge（G能量）= 10^18 e，即 1,000,000,000,000,000,000 e（能量）。</small>
+	<small>* 注：J, Joule（焦耳）是能量单位。定义 1 J = 1 Ee（E能量）= 10^9 Ge（G能量）= 10^18 e，即 1,000,000,000,000,000,000 energy（能量）。</small>
 </div>
 
   <!-- dialog for input to unwrap wJoule -->
@@ -144,6 +149,10 @@ <h4 class="modal-title"><span id="">Unwrap wJ</span></h4>
 							<div style="float:right;margin-top:10px;">
 								<input type="checkbox" checked id="wj-unwrap-save-info"><font color="black">点击确定后不清空输入框</font></input>
 							</div>
+							<div style="display:none">
+								<!-- hidden. used for not checking WJ balance (of this address) when 新手加油-->
+								<input type="checkbox" checked id="wj-unwrap-check-balance"></input>
+							</div>
 						</div>
 					</code>
                 </div>