麻烦各位大神给我详细解释下下列代码,我理解起来太难了,尤其是“var url”后边的一段,希望大神能够解释的彻底点,万分感激
<s:form action="Add" id="form1" theme="simple" >
<jsp:include page='/res/inc/inc_form_List.jsp' flush='true'/>
<script type="text/javascript">
function doAction(action) {
if ("add" == action) {
var url = '/Module/QTCSSZ/Add.action?iframeId=' +<s:property value="iframeId"/>+'&TrainingOrCompetitionID='+<s:property value="TrainingOrCompetitionID"/>;
window.parent.openWinEdit(this, '其他参数设置', url, 800, 800);
} else {
var selectIds = "";
var arryObj = document.getElementsByName("selId");
var count = 0;
for (var i = 0; i < arryObj.length; i++) {
if (typeof arryObj[i].type != "undefined" && arryObj[i].type == "checkbox") {
if (arryObj[i].checked) {
selectIds = selectIds + arryObj[i].value + ",";
count = count + 1;
}
}
}