diff --git a/app/views/combinationgame/index.html.erb b/app/views/combinationgame/index.html.erb
index 8b8ee54..67a6c55 100644
--- a/app/views/combinationgame/index.html.erb
+++ b/app/views/combinationgame/index.html.erb
@@ -92,7 +92,7 @@ function xprint() {
                         <td>
                             可用金额
                         </td>
-                        <td>
+                        <td id="usercoin">
                             <%if @user%><%=@user.coin%><%end%>
                         </td>
                     </tr>
@@ -250,7 +250,7 @@ function xprint() {
                     总投注额:<span style="color:red;margin-right:10px" id="coinnums">0</span>
                     <%= f.hidden_field :totalcoin, id:"cointotal", value:0 %>
                     <button type="button", style="height:20px;width:60px;margin-right:10px", onclick="resetcoin()">重填</button>
-                    <%= f.submit "下注", style:"height:20px;width:60px", :onclick=>'var r=confirm("确认下注");if(r) resetcoin();return r'%>
+                    <%= f.submit "下注", style:"height:20px;width:60px", :onclick=>'var r=confirm("确认下注");if(r){var t=parseInt(document.getElementById("usercoin").innerHTML);var c=parseInt(document.getElementById("coinnums").innerHTML);document.getElementById("usercoin").innerHTML=(t-c).toString();}return r'%>
                     </div></td>
                 </tfoot>
                 <%end%>
diff --git a/app/views/doublegame/index.html.erb b/app/views/doublegame/index.html.erb
index 3e34fe1..41141c3 100644
--- a/app/views/doublegame/index.html.erb
+++ b/app/views/doublegame/index.html.erb
@@ -115,7 +115,7 @@ function xprint() {
                         <td>
                             可用金额
                         </td>
-                        <td>
+                        <td id="usercoin">
                             <%if @user%><%=@user.coin%><%end%>
                         </td>
                     </tr>
@@ -284,7 +284,7 @@ function xprint() {
                     总投注额:<span style="color:red;margin-right:10px" id="coinnums">0</span>
                     <%= f.hidden_field :totalcoin, id:"cointotal", value:0 %>
                     <button type="button", style="height:20px;width:60px;margin-right:10px", onclick="resetcoin()">重填</button>
-                    <%= f.submit "下注", style:"height:20px;width:60px", :onclick=>'var r=confirm("确认下注");if(r) resetcoin();return r'%>
+                    <%= f.submit "下注", style:"height:20px;width:60px", :onclick=>'var r=confirm("确认下注");if(r){var t=parseInt(document.getElementById("usercoin").innerHTML);var c=parseInt(document.getElementById("coinnums").innerHTML);document.getElementById("usercoin").innerHTML=(t-c).toString();}return r'%>
                     </div></td>
                 </tfoot>
                 <%end%>
diff --git a/app/views/singlegame/index.html.erb b/app/views/singlegame/index.html.erb
index f7c9241..c0e16e8 100644
--- a/app/views/singlegame/index.html.erb
+++ b/app/views/singlegame/index.html.erb
@@ -115,7 +115,7 @@ function xprint() {
                         <td>
                             可用金额
                         </td>
-                        <td>
+                        <td id="usercoin">
                             <%if @user%><%=@user.coin%><%end%>
                         </td>
                     </tr>
@@ -331,7 +331,7 @@ function xprint() {
                 总投注额:<span style="color:red;margin-right:10px" id="coinnums">0</span>
                 <%= f.hidden_field :totalcoin, id:"cointotal", value:0 %>
                 <button type="button", style="height:20px;width:60px;margin-right:10px", onclick="resetcoin()">重填</button>
-                <%= f.submit "下注", style:"height:20px;width:60px", :onclick=>'var r=confirm("确认下注");if(r) resetcoin();return r'%>
+                <%= f.submit "下注", style:"height:20px;width:60px", :onclick=>'var r=confirm("确认下注");if(r){var t=parseInt(document.getElementById("usercoin").innerHTML);var c=parseInt(document.getElementById("coinnums").innerHTML);document.getElementById("usercoin").innerHTML=(t-c).toString();}return r'%>
                 </div></td>
             </tfoot>
             <%end%>