ASP.NET2.0TreeviewCheckboxes-CheckAll-Javascript
采集日期：2008-4-24作者：zgqtxwd(注：本数据由系统自动采集，内容与BHCODE无关)
When we set ShowCheckBoxes="All", we would like to provide a feature where people can select the checkbox on the Root Node so that all the other checkboxes are checked automatically.var checkedState;if (obj.tagName == "INPUT" &&obj.type == "checkbox") {var treeNode = obj;= "TABLE")var parentTreeLevel = obj.rows[0].cells.length;var numTables = tables.lengthif (numTables >= 1){i <numTables;var childTreeLevel = tables[i].rows[0].cells.length;var