常用控件js示例

$("#<%=ddlCapacityName.ClientID %>").live("change", function() {
function ShowProductLevelType() {
var cName = $("#<%=ddlCapacityName.ClientID %>").val();
if (cName == "15" || cName == "31") {
$("#trProductLevelType").show();
$("#<%=ddlProductLevelTypeID.ClientID %>").attr("req", "1");
}
else {
$("#trProductLevelType").hide();
$("#<%=ddlProductLevelTypeID.ClientID %>").removeAttr("req");
}
}        })

var specialtySelect = document.getElementById("<%=ddlSpecialtyName.ClientID %>");

if (specialtySelect.options[specialtySelect.selectedIndex].value == "") {
alert("-请选择专业");
return false;
}

function InitCustomerPlugin() {
ContractDDLSpeciality();
}
$("#<%=ddlCapacityName.ClientID %>").live("change", function () {

ContractDDLSpeciality();
})

function ContractDDLSpeciality() {
var capacitySelect = document.getElementById("<%=ddlCapacityName.ClientID %>");
var capacity = capacitySelect.options[capacitySelect.selectedIndex].innerText;
if (capacity.indexOf("设计总工程师") >= 0) {
$("#<%=ddlSpecialtyName.ClientID %>").attr("disabled", "disabled");
}
else {
$("#<%=ddlSpecialtyName.ClientID %>").disabled=true;
}
}

var item = $("input[@name='radlContractTypeName']:checked").val();  //jquery 是1.3版本以下的写法

var item = $("input[name='radlContractTypeName']:checked").val(); //jquery 是1.3版本以上的写法