<!--
function autonext(vl, nextform) {
	if(vl.value.length == vl.smax) {
		nextform.focus();
		nextform.select();
	}
}

function IsID(formname) {
	var form=eval("document.form1." + formname);
	
	if(form.value.length < 4 || form.value.length > 10) {
		return false;
	}
	for(var i=0; i < form.value.length; i++) {
		var chr = form.value.substr(i,1);
		if((chr < '0' || chr > '9') && (chr < 'a' || chr > 'z')) {
			return false;
		}
	}
	return true;
}

function IsPW(formname) {
	var form=eval("document.form1." + formname);
	
	if(form.value.length < 4 || form.value.length > 10) {
		return false;
	}
	for(var i=0; i < form.value.length; i++) {
		var chr = form.value.substr(i,1);
		if((chr < '0' || chr > '9') && (chr < 'a' || chr > 'z') && ( chr < 'A' || chr > 'Z')) {
			return false;
		}
	}
	return true;
}


function IsNumber(formname) {
	var form=eval("document.form1." + formname);
	
	for(var i=0; i < form.value.length; i++) {
		var chr = form.value.substr(i,1);
		if((chr < '0' || chr > '9')) {
			return false;
		}
	}
	return true;
}




//-->