标题为空的处理

public/app/js/detaila_tl.js

@@ -37,7 +37,8 @@
 				 shanpu='<span class="a_fontd">转让费：'+response.data.transfer_fee+'元</span>';
 				$(".b3_span").html("街铺");
 			}
-			line_a='<p class="a_fonta">'+response.data.foreign_name+'</p>'+
+           var title =  response.data.foreign_name ?response.data.foreign_name : "";
+			line_a='<p class="a_fonta">'+ title +'</p>'+
 			'<p class="a_fontb">租金均价 :'+response.data.price+'元/月</p>'+
 			'<span class="a_fontc">物业管理费：'+response.data.management_fee+'元/月</span>'+
 			shanpu;