var send_chk = false;	// Send 2Áßó¸® ¹æÁö

	function ImageCheck(str) {	// À̹ÌÁö ÆÄÀÏÀΰ¡?
		var idx1 = str.lastIndexOf(".") + 1;
		var exec = str.substring(idx1);
		exec = exec.toLowerCase();
		if (exec != "gif" && exec != "jpg" && exec != "bmp" && exec != "png") {	return false; }
		else { return true; }
	}

	function msOfficeCheck(str) {	// ms ¿ÀÇǽº ÆÄÀÏ, ¶Ç´Â ÇÑ±Û ¿öµåÆÄÀÏÀΰ¡?
		var idx1 = str.lastIndexOf(".") + 1;
		var exec = str.substring(idx1);
		exec = exec.toLowerCase();
		if (exec != "ppt" && exec != "doc" && exec != "xls" && exec != "hwp") {	return false; }
		else { return true; }
	}

	function EnterCheck() {	// ¸®ÅÏ Ã³¸®
		if (event.keyCode == 13) return false;
	}

	function NumerCheck() {	// ¼ýÀÚ¸¸ ÀԷ ó¸®
		/*
		49 - 58 : ¼ýÀÚ
		65 - 90 : a - z
		97 - 106: number pad ¼ýÀÚ
		8  : ¹é½ºÆäÀ̽º
		9  : ÅÇ
		20 : Num Lock
		35 : HOME
		36 : END
		37 : <- (ÁÂÈ­»ìÇ¥)
		39 : -> (¿ìÈ­»ìÇ¥)
		46 : DEL
		109: -
		189: - (number pad)
		191: /
		111: / (number pad)
		190: . (¼Ò¼ýÁ¡)
		110: . (number pad ¼Ò¼ýÁ¡)
		229:ÇÑ/¿µ/ÇÑÀÚ Å°
		*/
		//alert(event.keyCode);
		if (
			event.keyCode == 8 ||
			event.keyCode == 9 ||
			event.keyCode == 35 ||
			event.keyCode == 36 ||
			event.keyCode == 37 ||
			event.keyCode == 39 ||
			event.keyCode == 46 ||
			event.keyCode == 109 ||
			event.keyCode == 189 ||
			event.keyCode == 191 ||
			event.keyCode == 111 ||
			event.keyCode == 110 ||
			event.keyCode == 190
		   ) {	return true; }

		if ( ( 94 < event.keyCode && event.keyCode < 106 ) || (46 < event.keyCode && event.keyCode < 58) )
			return true;
		alert("¼ýÀÚ  .   /  -  ¹®ÀÚ¸¸ ÀÔ·Â °¡´É ÇÕ´Ï´Ù.");
		return false;
	}

	function EmailCheck(str) {	// À̸ÞÀÏ Ã³¸®
		var supported = 0;
		if (window.RegExp) {
			var tempStr = "a";
			var tempReg = new RegExp(tempStr);
			if (tempReg.test(tempStr)) { supported = 1; }
		}
		if (!supported) { return (str.indexOf(".") > 2) && (str.indexOf("@") > 0); }
		var r1 = new RegExp("(@.*@)|(\\.\\.)|(@\\.)|(^\\.)");
		var r2 = new RegExp("^.+\\@(\\[?)[a-zA-Z0-9\\-\\.]+\\.([a-zA-Z]{2,3}|[0-9]{1,3})(\\]?)$");
		var result = (!r1.test(str) && r2.test(str));

		return result;
	}

	function JuminCheck(jumin1, jumin2){	// ÁÖ¹®µî·Ï¹øÈ£ ó¸®
		chk=0;
		jumin = jumin1 + '-' + jumin2;
		for (var i = 0; i <=5 ; i++) { chk = chk + ((i%8+2) * parseInt(jumin.substring(i,i+1))) }
		for (var i = 6; i <=11 ; i++) { chk = chk + ((i%8+2) * parseInt(jumin.substring(i+1,i+2))) }
		chk = 11 - (chk %11);
		chk = chk % 10;

		if (chk != jumin.substring(13,14)) { return false; }
		else { return true; }
	}

	function chk_juso(i) {	// ÁÖ¼Òâ ¿­±â
		window.open("/inc/zip.asp?chkid="+ i,"zipcode","width=369,height=166,scrollbars=yes");
		return;
	}

	function chk_id(str) {	// IDäũ ¿­±â
		if (str == "")	return;
		if (str.length < 4)	{ 
			alert("ID ´Â 4ÀÚ ÀÌ»ó ÇÊ¿ä ÇÕ´Ï´Ù.!");
			REG.mem_id.focus();
			return;
		}
		window.open("/inc/chk_id.asp?chkid="+ str,"ID_CHK","top=2048,left=2048,width=369,height=166,scrollbars=yes");
		return;
	}