Index: ssts-web/src/main/webapp/disinfectsystem/sterilizationmanager/sterilizationrecord/sterilizationRecordPic.js
===================================================================
diff -u -r15672 -r15674
--- ssts-web/src/main/webapp/disinfectsystem/sterilizationmanager/sterilizationrecord/sterilizationRecordPic.js	(.../sterilizationRecordPic.js)	(revision 15672)
+++ ssts-web/src/main/webapp/disinfectsystem/sterilizationmanager/sterilizationrecord/sterilizationRecordPic.js	(.../sterilizationRecordPic.js)	(revision 15674)
@@ -3,8 +3,8 @@
 var currentScalePercent = 100;//当前缩放百分比
 var winWidth = 700;
 var winHeight = 420;
-var srcWidth;
-var srcHeight;
+var srcWidth = 0;
+var srcHeight = 0;
 var currentImageWidth = 0;
 var currentImageId;//当前image对象id
 var ImgView;
@@ -57,9 +57,13 @@
 		    /*Ext.get(this.img_view_id).center(); */
 		    new Ext.dd.DD(Ext.get(this.img_view_id), 'pic');//能够图片在容器中拖动
 		        
-		    Ext.get(this.img_view_id).dom.title='双击放大  右击缩小';   
-		    srcWidth = Ext.get(this.img_view_id).getWidth();
-		    srcHeight = Ext.get(this.img_view_id).getHeight();
+		    Ext.get(this.img_view_id).dom.title='双击放大  右击缩小';  
+		    if( srcWidth == 0 && srcHeight == 0){
+		    	// 图片的原始宽高，只初始化一次
+		    	srcWidth = Ext.get(this.img_view_id).getWidth();
+			    srcHeight = Ext.get(this.img_view_id).getHeight();
+		    }
+		    alert("fdsfew e")
 		    
 		    Ext.get(this.img_view_id).on({'dblclick': {fn: function(){
 			        Ext.get(this).parent.zoom(Ext.get(this), scale,true);