Merge branch 'dev4.6.3.4' of http://192.168.3.207:8080/qmx/jy into dev4.6.3.4

src/web/templates/big-member/pc/page_buy_commit.html

@@ -805,7 +805,7 @@
       // 表格顶部固定
       var tableHeaderDom = $(".table-header[data-sticky]")
       var tableHeaderChangeDom = $(".sticky-header[data-sticky-change]")
-      var tableMaxHeight = $(".jy-table").height() + $(".jy-table").offset().top - tableHeaderChangeDom.height()
+      var tableMaxHeight = $(".jy-table").height() + $(".jy-table").offset().top - 64 - tableHeaderChangeDom.height()
 
       if ($(window).scrollTop() > (tableHeaderDom.offset().top - 64) && $(window).scrollTop() < tableMaxHeight) {
         tableHeaderChangeDom.show()