修复进销存报表的统计bug

src/main/webapp/pages/reports/in_out_stock_report.jsp

@@ -364,7 +364,9 @@
 												{
 													if(data && data.totalCount) {
 														var count = data.totalCount.toString();
-														count = count.substring(0,count.lastIndexOf('.')+3);
+														if(count.lastIndexOf('.')>-1) {
+															count = count.substring(0, count.lastIndexOf('.') + 3);
+														}
 														$("#searchPanel .total-count").text("本月合计金额:" + count + "元");//本月合计金额
 													}
 												},