//对B界面选择值处理 <input type="button" id="btnClose" value="确认并关闭窗口" onclick="closeWin()" /> function closeWin() { //把B界面的值传到A界面去 window.returnValue = totalCount; window.close(); } //A界面需要选择值 function showUnitDialog2(id) { var rdm = Math.random(); //打开B界面 var result = window.showModalDialog("GoodsStocketacke.aspx?id=" + id + "&t=" + rdm, "盘点明细", "dialogWidth=800px;dialogHeight=500px;center=1"); //接受B界面的值 if (result) { $("#txtRealCount").val(result); $("#txtRealCount").attr("readonly", "true"); $("#tbUnit tr:eq(1) td:eq(3)").html(result); initButton(); } }