// JavaScript Document
function blockSpecialChar(kcode) {
	if ((kcode > 32 && kcode < 65) || (kcode > 90 && kcode < 97)) {
		return false;
	}
}

function blockChar(kcode) {
	if (event.keyCode < 45 || event.keyCode > 57) {
		return false;
	}
}

function alnum(kcode) {
	if ((kcode > 32 && kcode < 48) || (kcode > 57 && kcode < 65) || (kcode > 90 && kcode < 97)) {
		return false;
	}
}

function changeBox(cbox) {
	box = eval(cbox);
	box.checked = !box.checked;
	return box.checked;
}

function checkChoice(field1, field2, field3, field4, i) {
	agree2 = 0; // buat textarea dipertanyaan 2 blur.
	agree21 = 0; // buat text field di pertanyaan 2 blur.
	agree3 = 0; // buat textarea dipertanyaan 2 blur.
	agree31 = 0; // buat text field di pertanyaan 2 blur.
	
	if (i == 0) { // tidak perlu
		for (j=0;j<field1.length;j++) {
			field1[j].disabled = true;
		}
		for (j=0;j<field2.length;j++) {
			field2[j].disabled = true;
		}
		for (j=0;j<field3.length;j++) {
			field3[j].disabled = true;
		}
		for (j=0;j<field4.length;j++) {
			field4[j].disabled = true;
		}
	}
	else  {  // perlu
		for (j=0;j<field1.length;j++) {
			field1[j].disabled = false;
		}
		for (j=0;j<field2.length;j++) {
			field2[j].disabled = false;
		}
		for (j=0;j<field3.length;j++) {
			field3[j].disabled = false;
		}
		for (j=0;j<field4.length;j++) {
			field4[j].disabled = false;
		}
	}
}

function coba(field) {
	alert(field.length);
}