(function () { function tabForward(e) { e = e || window.event; var target = e.target || e.srcElement;
if (target.value.length === target.maxLength) { var form = target.form;
for (var i = 0, len = form.elements.length; i < len; i ) { if (form .elements[i] = == 대상) { if (form.elements[i ]) { form.elements[i ].focus() } break; } } } }
var textbox1 = document.getElementById("txt1"); var textbox2 = document.getElementById("txt2") var textbox3 = document.getElementById( "txt3");