diff --git a/src/main/java/com/nis/domain/callback/NtcDnsResStrategy.java b/src/main/java/com/nis/domain/callback/NtcDnsResStrategy.java
index a84ad6f29..97e87a321 100644
--- a/src/main/java/com/nis/domain/callback/NtcDnsResStrategy.java
+++ b/src/main/java/com/nis/domain/callback/NtcDnsResStrategy.java
@@ -200,7 +200,7 @@ public class NtcDnsResStrategy {
 		this.cfgId = cfgId;
 	}
 	public void init() {
-		resGroup2Id=0;
+		resGroup2Id=0; 
 		resGroup2Num=0;
 		resGroup3Id=0;
 		resGroup3Num=0;
diff --git a/src/main/java/com/nis/web/controller/configuration/maintenance/DnsResStrategyController.java b/src/main/java/com/nis/web/controller/configuration/maintenance/DnsResStrategyController.java
index e52c7b13a..1194117f1 100644
--- a/src/main/java/com/nis/web/controller/configuration/maintenance/DnsResStrategyController.java
+++ b/src/main/java/com/nis/web/controller/configuration/maintenance/DnsResStrategyController.java
@@ -38,7 +38,7 @@ public class DnsResStrategyController extends BaseController  {
 							String ids,
 							@ModelAttribute("cfg")DnsResStrategy cfg
 							,RedirectAttributes redirectAttributes){
-		try {
+		try { 
 			if(cfg == null){
 				cfg=new DnsResStrategy();
 			}
diff --git a/src/main/java/com/nis/web/service/BaseService.java b/src/main/java/com/nis/web/service/BaseService.java
index 51b2a0bd7..1ff185f6b 100644
--- a/src/main/java/com/nis/web/service/BaseService.java
+++ b/src/main/java/com/nis/web/service/BaseService.java
@@ -503,7 +503,7 @@ public abstract class BaseService {
 	//ip转换为callback用ip 
 	public NtcDnsResStrategy convertCallBackDnsResStrategy(DnsResStrategy cfg){
 		NtcDnsResStrategy resStrategy=new NtcDnsResStrategy();
-		resStrategy.init();
+		resStrategy.init(); 
 		resStrategy.setId(Long.valueOf(cfg.getCompileId()));
 		resStrategy.setCfgId(cfg.getCompileId());
 		resStrategy.setReqStrateId(cfg.getCfgId());
diff --git a/src/main/resources/messages/message_en.properties b/src/main/resources/messages/message_en.properties
index 01909dbe6..5f4a7dc97 100644
--- a/src/main/resources/messages/message_en.properties
+++ b/src/main/resources/messages/message_en.properties
@@ -700,6 +700,6 @@ policy_number=policy number
 policy_name=policy name
 min_ttl=min ttl
 max_ttl=max ttl
-ttl_unit=unit/s
+ttl_unit=unit/s 
 res_group_num=response number
 #=============about Maintenance=========
\ No newline at end of file
diff --git a/src/main/resources/messages/message_ru.properties b/src/main/resources/messages/message_ru.properties
index f519dff66..025867f00 100644
--- a/src/main/resources/messages/message_ru.properties
+++ b/src/main/resources/messages/message_ru.properties
@@ -684,6 +684,6 @@ policy_number=policy number
 policy_name=policy name
 min_ttl=min ttl
 max_ttl=max ttl
-ttl_unit=unit/s
+ttl_unit=unit/s 
 res_group_num=response number
 #=============about Maintenance=========
\ No newline at end of file
diff --git a/src/main/resources/messages/message_zh_CN.properties b/src/main/resources/messages/message_zh_CN.properties
index 3800364bd..c892ae06e 100644
--- a/src/main/resources/messages/message_zh_CN.properties
+++ b/src/main/resources/messages/message_zh_CN.properties
@@ -737,6 +737,6 @@ policy_number=\u7B56\u7565\u53F7
 policy_name=\u7B56\u7565\u540D\u79F0
 min_ttl=\u6700\u5C0F\u5B58\u6D3B\u65F6\u95F4
 max_ttl=\u6700\u5927\u5B58\u6D3B\u65F6\u95F4
-ttl_unit=\u5355\u4F4D/\u79D2
+ttl_unit=\u5355\u4F4D/\u79D2 
 res_group_num=\u5E94\u7B54\u6570
 #=============about Maintenance=========
\ No newline at end of file
diff --git a/src/main/webapp/WEB-INF/views/cfg/maintenance/dnsResStrategy/form.jsp b/src/main/webapp/WEB-INF/views/cfg/maintenance/dnsResStrategy/form.jsp
index 50d86e17f..01c91ce2e 100644
--- a/src/main/webapp/WEB-INF/views/cfg/maintenance/dnsResStrategy/form.jsp
+++ b/src/main/webapp/WEB-INF/views/cfg/maintenance/dnsResStrategy/form.jsp
@@ -147,7 +147,7 @@ $(function(){
 								        <div class="form-group">
 								            <label class="control-label col-md-3"><font color="red">*</font><spring:message code="max_ttl"/></label>
 								            <div class="col-md-6">
-								                <input class="form-control required number" placeholder="<spring:message code="ttl_unit" />" type="text" name="maxTtl" value="${_cfg.maxTtl}">
+		 						                <input class="form-control required number" placeholder="<spring:message code="ttl_unit" />" type="text" name="maxTtl" value="${_cfg.maxTtl}">
 								            </div>
 										    <div for="maxTtl"></div>
 								        </div>
diff --git a/src/main/webapp/WEB-INF/views/cfg/maintenance/dnsResStrategy/list.jsp b/src/main/webapp/WEB-INF/views/cfg/maintenance/dnsResStrategy/list.jsp
index 63bb7c05c..a1d83b763 100644
--- a/src/main/webapp/WEB-INF/views/cfg/maintenance/dnsResStrategy/list.jsp
+++ b/src/main/webapp/WEB-INF/views/cfg/maintenance/dnsResStrategy/list.jsp
@@ -258,7 +258,7 @@
 									<th><spring:message code="policy_number"/></th>
 									<th><spring:message code="policy_name"/></th>
 									<th><spring:message code="group_name"/></th>
-									<th><spring:message code="res_group_num"/></th>
+			 						<th><spring:message code="res_group_num"/></th>
 									<th><spring:message code="min_ttl"/></th>
 									<th><spring:message code="max_ttl"/></th>
 									<th><spring:message code="block_type"/></th>