function login_check(form){
	login_uid = form.login_uid.value.length;
	login_pass = form.login_pass.value.length;

	if ( login_uid == 0 || login_uid < 4 ) {
		alert("Á¤È®ÇÑ ID¸¦ ÀÔ·Â Çϼ¼¿ä.");
		form.login_uid.focus();
		return (false);
	}
	if ( login_pass == 0|| login_pass <4) {
		alert("Æнº¿öµå¸¦ ÀÔ·ÂÇϼ¼¿ä.");
		form.login_pass.focus();
		return (false);
	}
	return (true);
}

function input_idcheck(){
	uid=document.input_form.input_uid.value;
	if(!uid || uid.length<4 || uid.length>10){
		alert("4ÀÚ ÀÌ»ó 10ÀÚ ÀÌÇÏÀÇ ¿µ¹®ÀÚ¿Í ¼ýÀÚ¸¦ »ç¿ëÇϼ¼¿ä");
		document.input_form.input_uid.value='';
		document.input_form.input_uid.focus();
		return (false);
	}
	
	var comp="0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
	var len=uid.length;

	if (len > 0) {
		
		for(i=0;i<len;i++) {
			
			if (comp.indexOf(uid.substring(i,i+1))<0) {
				alert("Çã¿ëµÈ ¹®ÀÚ°¡ ¾Æ´Õ´Ï´Ù. ´Ù½Ã ÀÔ·ÂÇØ ÁֽʽÿÀ");
				form.input_uid.value="";
				form.input_uid.focus();
				return (false);
			}			else{window.open("id_check.php?input_uid="+uid,"idcheck","width=350,height=160,top=200,left=400,toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=no,resizable=0");
			}
		}
	}
}

function nc_check(form){
	a1 = form.a1.value.length;
	a2 = form.a2.value.length;		
	if ( a1 == 0 ) {
		alert("À̸§À» ÀÔ·Â Çϼ¼¿ä.");
		form.a1.focus();
		return (false);
	}
	if (form.a2.value =="" || a2 != 13) { 
		alert("Áֹεî·Ï¹øÈ£¸¦ Á¤È®È÷ ÀÔ·Â Çϼ¼¿ä.");
		form.a2.focus();
		return (false);
	}
	document.input_form.input_usname.value = form.a1.value;
	document.input_form.input_re_num.value = form.a2.value;
	document.input_form.flag_sil.value = 'ok';

}

function input_check(form){
	agree = document.f_agree.agree;
	flag_sil = form.flag_sil.value;

	input_uid = form.input_uid.value.length;
	input_pass = form.input_pass.value.length;
	input_repass = form.input_repass.value.length;
	input_bu_check = form.input_bu_check;
	input_bu_lic1 = form.input_bu_lic1.value.length;
	input_bu_lic2 = form.input_bu_lic2.value.length;
	input_bu_lic3 = form.input_bu_lic3.value.length;
	input_ph1 = form.input_ph1.value.length;
	input_ph2 = form.input_ph2.value.length;
	input_ph3 = form.input_ph3.value.length;
	input_e_mail = form.input_e_mail.value.length;

	
	if(!agree[0].checked){
		alert("¾à°ü¿¡ µ¿ÀÇ ÇÏÁö ¾Ê¾Ò½À´Ï´Ù.");
		return (false);
	}
	if(flag_sil !='ok'){
		alert("½Ç¸í ÀÎÁõÀ» ÇØ ÁÖ¼¼¿ä.");
		return (false);
	}
	if ( input_uid == "0" ) {
		alert("¾ÆÀ̵𸦠ÀÔ·Â Çϼ¼¿ä.");
		form.input_uid.focus();
		return (false);
	}
	var comp="0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
	var str=form.input_uid.value;
	var len=str.length;
	if (len > 0) {
		for(i=0;i<len;i++) {
			if (comp.indexOf(str.substring(i,i+1))<0) {
				alert("Çã¿ëµÈ ¹®ÀÚ°¡ ¾Æ´Õ´Ï´Ù. ´Ù½Ã ÀÔ·ÂÇØ ÁֽʽÿÀ");
				form.input_uid.value="";
				form.input_uid.focus();
				return (false);
			}
			if (len <4) {
			alert("¾ÆÀ̵ð´Â 4ÀÚÀÌ»óÀÔ´Ï´Ù.");
			form.input_uid.focus();
			return (false);
			}	
		}
	}
	if ( input_pass == 0 ) {
		alert("Æнº¿öµå¸¦ ÀÔ·Â Çϼ¼¿ä.");
		form.input_pass.focus();
		return (false);
	}
	if ( input_pass < 4 || input_pass > 10) {
		alert("4ÀÚ¸® ÀÌ»ó 10ÀÚ¸® ÀÌÇÏ·Î ÀÔ·ÂÇϼ¼¿ä.");
		form.input_pass.focus();
		return (false);
	}	
	if ( input_repass == 0 ) {
		alert("Æнº¿öµå¸¦ È®ÀζõÀ» ÀÔ·Â Çϼ¼¿ä.");
		form.input_repass.focus();
		return (false);
	}
	if ( input_repass < 4 || input_repass > 10) {
		alert("4ÀÚ¸® ÀÌ»ó 10ÀÚ¸® ÀÌÇÏ·Î ÀÔ·ÂÇϼ¼¿ä.");
		form.input_repass.focus();
		return (false);
	}
	if ( form.input_pass.value != form.input_repass.value ) {
		alert("Æнº¿öµå°¡ ÀÏÄ¡ÇÏÁö ¾Ê½À´Ï´Ù.");
		form.input_repass.focus();
		return (false);
	}
	if(!input_bu_check[0].checked){
		if (input_bu_lic1 == 0 || input_bu_lic1 < 3 || input_bu_lic2 == 0 || input_bu_lic2 < 2 || input_bu_lic3 == 0 || input_bu_lic3 < 5) {
			alert("»ç¾÷ÀÚ ¹øÈ£¸¦ Á¤È®È÷ ÀÔ·Â Çϼ¼¿ä.");
			form.input_bu_lic1.focus();
			return (false);
		}
	}
	if ( input_ph1 == 0 || input_ph2 == 0 || input_ph3 == 0) {
		alert("ÀüÈ­ ¹øÈ£¸¦ ÀÔ·Â Çϼ¼¿ä.");
		form.input_ph1.focus();
		return (false);
	}
	if ( input_e_mail == 0 ) {
		alert("E-mailÀ» ÀÔ·Â Çϼ¼¿ä.");
		form.input_e_mail.focus();
		return (false);
	}
	return (true);
}