二手图片描述为空的兼容显示

@@ -98,7 +98,7 @@
                     $("#desc").html(result.data.desc);
                     var imageStr = "<table><tbody><tr>";
                     for (var i = 0 ;i < result.data.imageInfoList.length; i++){
-                        var descStr = result.data.imageInfoList[i].imageDesc ? result.data.imageInfoList[i].imageDesc : '';
+                        var descStr = result.data.imageInfoList[i].imageDesc ? result.data.imageInfoList[i].imageDesc : '其他';
 
                         imageStr += "<td><img height='100px;' width='100px;' class='pimg' src='"+result.data.imageInfoList[i].imageUrl+"'/><div style='height:21px;' title='" + descStr +  "'>" + descStr + "</div></td>";
                         if(i % 7 == 0 && 0 != i && i != (result.data.imageInfoList.length - 1)) {

@@ -301,7 +301,7 @@ $(function() {
             $("#secondDesc").html(result.data.desc);
             var imageStr = "<table><tbody><tr>";
             for (var i = 0 ;i < result.data.imageInfoList.length; i++){
-                var imageDesc = result.data.imageInfoList[i].imageDesc ? result.data.imageInfoList[i].imageDesc : '&nbsp;';
+                var imageDesc = result.data.imageInfoList[i].imageDesc ? result.data.imageInfoList[i].imageDesc : '其他';
                 imageStr += "<td><img height='100px;' width='100px;' class='pimg1' src='"+result.data.imageInfoList[i].imageUrl+"'/><div title='" + imageDesc +  "'>" + imageDesc + "</div></td>";
                 if(i % 8 == 0 && 0 != i && i != (result.data.imageInfoList.length - 1)) {
                     imageStr += "</tr><tr>";