52 lines
1.4 KiB
JavaScript
52 lines
1.4 KiB
JavaScript
"use strict";
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var currentTab = 0;
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showTab(currentTab);
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function showTab(n) {
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var x = document.getElementsByClassName("tab");
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x[n].style.display = "block";
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if (n == 0) {
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document.getElementById("prevBtn").style.display = "none";
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} else {
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document.getElementById("prevBtn").style.display = "inline";
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}
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if (n == (x.length - 1)) {
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document.getElementById("nextBtn").innerHTML = "Submit";
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} else {
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document.getElementById("nextBtn").innerHTML = "Next";
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}
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fixStepIndicator(n)
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}
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function nextPrev(n) {
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var x = document.getElementsByClassName("tab");
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if (n == 1 && !validateForm()) return false;
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x[currentTab].style.display = "none";
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currentTab = currentTab + n;
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if (currentTab >= x.length) {
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document.getElementById("regForm").submit();
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return false;
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}
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showTab(currentTab);
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}
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function validateForm() {
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var x, y, i, valid = true;
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x = document.getElementsByClassName("tab");
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y = x[currentTab].getElementsByTagName("input");
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for (i = 0; i < y.length; i++) {
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if (y[i].value == "") {
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y[i].className += " invalid";
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valid = false;
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}
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}
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if (valid) {
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document.getElementsByClassName("step")[currentTab].className += " finish";
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}
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return valid;
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}
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function fixStepIndicator(n) {
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var i, x = document.getElementsByClassName("step");
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for (i = 0; i < x.length; i++) {
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x[i].className = x[i].className.replace(" active", "");
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}
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x[n].className += " active";
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}
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