没修改

var accountName = $("#accountName").val();
	var banknamesed = $("#banknamesed").val();
	var provinceHidd = $("#provinceHidd").val();
	var bankAccount = $("#bankAccount").val();
	var identityID = $("#identityID").val();
	var identityID = $("#identityID").val();
	var sum = accountName+banknamesed+provinceHidd+identityID+bankAccount;
	alert(sum);
	<s:iterator value="#request.bankCardInfoVO" var="vo">
		if((accountName+banknamesed+provinceHidd+identityID+bankAccount)=='<s:property value="%{accountName+banknamesed+provinceHidd+identityID+bankAccount}" />')
		{
			alert("没有修改");
			return false;
		}
	</s:iterator>

?