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							- <view class='content'>
 -   <view class='poster'>
 -     <canvas canvas-id='myCanvas' class='canvas-content' style="width:{{windowWidth-20}}px;height:{{windowHeight}}px;box-shadow: 1px 1px 5px 5px rgba(0, 0, 0, 0.05); position:absolute;z-index:1;">
 -     </canvas>
 -   </view>
 -   <cover-view class="bottomsave" style="position:fixed;z-index:11;">
 -     <button bindtap="saveImage" disabled="{{isdisable}}" class='saveposter'>保存图片分享给朋友</button>
 -   </cover-view>
 - </view>
 
 
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