北京市工作居住证官方网站js报错不能使用解决办法

北京市工作居住证登陆网址：http://219.232.200.39/uamsso/

此网站历史悠久，估计是2005年以前做的网站，js兼容情况堪忧，很多新的浏览器全军覆没，没有能够顺畅使用的浏览器，所以把一些js报错的解决办法贴出来，可以放到调试工具的控制台上执行，然后页面就可以正常操作了。

function GetObjVal(objName, formName) {
var val = "";
var ObjID = 0;
for (ObjID = 0; ObjID < formName.elements.length; ObjID++) {
if (formName.elements[ObjID].name == objName) {
break;
}
}
val = formName.elements[ObjID].value;
return val;
}

function focusObj(objName, formName) {
var ObjId;
ObjId = GetObjID(objName, formName);
formName.elements[ObjId].focus();
}

function changeSub(flag) {
if (flag == "education") {
document.getElementById("education").style.display = "";
document.getElementById("unit").style.display = "none";
document.getElementById("achievement").style.display = "none";
document.getElementById("follows").style.display = "none";
} else if (flag == "unit") {
document.getElementById("education").style.display = "none";
document.getElementById("unit").style.display = "";
document.getElementById("achievement").style.display = "none";
document.getElementById("follows").style.display = "none";
} else if (flag == "achievement") {
document.getElementById("education").style.display = "none";
document.getElementById("unit").style.display = "none";
document.getElementById("achievement").style.display = "";
document.getElementById("follows").style.display = "none";
} else if (flag == "follows") {
document.getElementById("education").style.display = "none";
document.getElementById("unit").style.display = "none";
document.getElementById("achievement").style.display = "none";
document.getElementById("follows").style.display = "";
}
}

function toMod(){
window.location = "/yjrc/person/ApplyCardAction.do?formAction=cApply";
}
function back(){
window.location="/yjrc/person/ApplyListAction.do?formAction=in&opType=cApply";
}
function queryEdu (id) {
var goUrl = "/yjrc/person/QueryEduResumAction.do?formAction=in&applyId="+id;
window.open(goUrl,'querywindow','width=1030,height=420,top=10,left=10,status=yes,menubar=no,resizable=yes,scrollbars=yes');
}

function queryWork (id) {
var goUrl = "/yjrc/person/QueryWorkResumAction.do?formAction=in&applyId="+id;
window.open(goUrl,'querywindow','width=1030,height=420,top=10,left=10,status=yes,menubar=no,resizable=yes,scrollbars=yes');
}