function pop_url(url,wid,hei){
  window.open(url,"pop",'status=no,scrollbars=no,width=' + wid + ',height=' + hei +''); 
}
function show_gage() {
	demo.style.visibility="visible";
	text.style.visibility="visible";
}

function close_gage() {
	demo.style.visibility="hidden";
	text.style.visibility="hidden";
}

function login_idCheck(el)
{
    var pattern = /^[a-zA-Z0-9_]{4,10}$/;
    return (pattern.test(el.value)) ? true : false;
}

function login_pwCheck(el)
{
var pattern = /^[a-zA-Z0-9a-zA-Z0-9!@#$%^&*?_]{4,12}$/;
    return (pattern.test(el.value)) ? true : false;
}

function login_check(frm)  // ·Î±×ÀΠüũ ÇÔ¼ö
{
	if(!frm.user_id.value){
		alert('¾ÆÀ̵ð(ID)¸¦ ÀÔ·ÂÇϽʽÿä!');
		frm.user_id.focus();
		return;
	}
    if(!login_idCheck(frm.user_id)){
       alert('¾ÆÀ̵ð´Â 5ÀÚÀÌ»ó 10ÀÚ ¹Ì¸¸À̾î¾ß ÇÏ°í,\n ¿µ¹®,¼ýÀÚ, _ ¹®ÀÚ¸¸ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù');
		frm.user_id.focus();
		frm.user_id.select();
		return;
	}
	 
	if(!frm.passwd.value){
		alert('Æнº¿öµå¸¦ ÀÔ·ÂÇϽʽÿä!');
		frm.passwd.focus();
		return;
	}

	 if(!login_pwCheck(frm.passwd)){
       alert('Æнº¿öµå´Â 4ÀÚÀÌ»ó 10ÀÚ ¹Ì¸¸À̾î¾ß ÇÏ°í,\n ¿µ¹®,¼ýÀÚ, _ ¹®ÀÚ¸¸ »ç¿ëÇÒ ¼ö ÀÖ½À´Ï´Ù');
		frm.passwd.focus();
		frm.passwd.select();
		return;
	}

   frm.submit();
}


<!--
var HTML = '';   // Ãâ·ÂµÉ HTML..(Çѹø¿¡ ¸ô¾Æ¼­ Ãâ·Â)


HTML += '<style type="text/css">';
HTML += 'td,a,input,textarea,select,body { font-family:µ¸À½; font-size:9pt; text-decoration:none; line-height:16px; }';
HTML += '</style>';
HTML += '<style rel="stylesheet" type="text/css">';

HTML += '#demo {position:absolute;';
HTML += '	top:30;';
HTML += '	left:615;';
HTML += '	width:100;';
HTML += '	height:25;';
HTML += '	border:solid 1 gray;';
HTML += '	background:black;';
HTML += '	overflow:hidden;';
HTML += '	z-index:10;';
HTML += '	visibility:hidden;';
HTML += '	filter:alpha(opacity=60);';
HTML += '}';

HTML += '#text {position:absolute;';
HTML += '	top:30;';
HTML += '	left:615;';
HTML += '	width:100;';
HTML += '	height:25;';
HTML += '	border:solid 1 gray;';
HTML += '	color:beige;';
HTML += '	font-size:9pt;';
HTML += '	padding:5;';
HTML += '	overflow:hidden;';
HTML += '	z-index:11;';
HTML += '	visibility:hidden;';
HTML += '}';

HTML += '</style>';
HTML += '<span id=demo></span>';
HTML += '<span id=text>';
HTML += 'EP:  (%)';
HTML += '</span>';

HTML += '<table width="776" height="136" border="0" cellpadding="0" cellspacing="0" background="http://www.gamemeca.com/event/tvplus/images/bg.jpg">';
HTML += '  <tr>';
HTML += '    <td valign="top"><table width="776" border="0" cellspacing="0" cellpadding="0">';
HTML += '        <tr>';
HTML += '			<td width="172" height="136" valign="top" background="http://www.gamemeca.com/event/tvplus/images/logo.jpg">';        
HTML += '			<table width="172" border="0" cellspacing="0" cellpadding="0">';
HTML += '              <tr>';
HTML += '                <td height="54" align="center" valign="bottom"><img src="http://www.gamemeca.com/event/tvplus/images/blank.gif" width="150" height="34"></td>';
HTML += '              </tr>';
HTML += '              <tr>';
HTML += '                <td height="65" valign="bottom" align="center"><a href="http://www.gamemeca.com/userinfo/pcsafer_visit_ck_process.html"><img src="http://www.gamemeca.com/event/tvplus/images/btn_mp_1.gif" width="155" height="45" border="0" oversrc="http://www.gamemeca.com/event/tvplus/images/btn_mp_2.gif"></a></td>';
HTML += '              </tr>';
HTML += '            </table>';
HTML += '			</td>';
HTML += '          <td width="392" valign="top"><object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,29,0" width="392" height="132">';
HTML += '              <param name="movie" value="http://www.gamemeca.com/event/tvplus/images/top.swf">';
HTML += '              <param name="quality" value="high">';
HTML += '              <embed src="http://www.gamemeca.com/event/tvplus/images/top.swf" quality="high" pluginspage="http://www.macromedia.com/go/getflashplayer" type="application/x-shockwave-flash" width="392" height="132"></embed></object></td>';
          




HTML += '		  <td valign="top">';
HTML += '		  <table width="202" height="132" border="0" cellpadding="0" cellspacing="0" background="http://www.gamemeca.com/event/tvplus/images/login_box.jpg">';
HTML += '              <tr>';
HTML += '		  <form name="user_login" action="http://www.gamemeca.com/common/login_process.html" method="post" autocomplete="off"> ';
HTML += '		  <input type="hidden" name="mode" value="login">';
HTML += '		  <input type="hidden" name="url" value="">';
HTML += '                <td valign="top"><table width="202" border="0" cellspacing="0" cellpadding="0">';
HTML += '                    <tr>';
HTML += '                      <td height="38"><div align="right"><img src="http://www.gamemeca.com/event/tvplus/images/login_title.jpg" width="133" height="38"></div></td>';
HTML += '                    </tr>';
HTML += '                    <tr>';
HTML += '                      <td height="46"><table width="202" height="46" border="0" cellpadding="0" cellspacing="0">';
HTML += '                          <tr> ';
HTML += '                            <td width="27" height="23"></td>';
HTML += '                            <td width="42" height="23"><img src="http://www.gamemeca.com/event/tvplus/images/login_id.jpg" width="42" height="23"></td>';
HTML += '                            <td width="83" height="23" valign="bottom"><INPUT style="BORDER-RIGHT: #C5C5C5 1px solid; BORDER-TOP: #C5C5C5 1px solid; BORDER-LEFT: #C5C5C5 1px solid; WIDTH: 80px; BORDER-BOTTOM: #C5C5C5 1px solid; HEIGHT: 19px" name="user_id" size="10" onKeyPress="if(event.keyCode == 13) { login_check(document.user_login); }"></td>';
HTML += '                            <td width="50" height="23"></td>';
HTML += '                          </tr>';
HTML += '                          <tr> ';
HTML += '                            <td width="27" height="23"></td>';
HTML += '                            <td height="23"><img src="http://www.gamemeca.com/event/tvplus/images/login_pw.jpg" width="42" height="23"></td>';
HTML += '                            <td height="23" valign="bottom"><INPUT style="BORDER-RIGHT: #C5C5C5 1px solid; BORDER-TOP: #C5C5C5 1px solid; BORDER-LEFT: #C5C5C5 1px solid; WIDTH: 80px; BORDER-BOTTOM: #C5C5C5 1px solid; HEIGHT: 19px" type="password" name="passwd" size="10" onKeyPress="if(event.keyCode == 13) { login_check(document.user_login); }"></td>';
HTML += '                            <td height="23"><a href="#" onfocus="blur()" onClick="login_check(document.user_login);"><img src="http://www.gamemeca.com/event/tvplus/images/login_go.jpg" width="37" height="23" border="0"></a></td>';
HTML += '                          </tr>';
HTML += '                        </table></td>';
HTML += '                    </tr>';
HTML += '                    <tr>';
HTML += '                      <td height="30"><table width="202" height="30" border="0" cellpadding="0" cellspacing="0">';
HTML += '                          <tr>';
HTML += '                            <td width="27" height="30"></td>';
HTML += '                            <td width="58" height="30"><a href="#" onfocus="blur()" onClick="location.href=\'http://www.gamemeca.com/userinfo/joining_agree.html\'"><img src="http://www.gamemeca.com/event/tvplus/images/login_join.jpg" width="58" height="30" border="0"></a></td>';
HTML += '                            <td><a href="#" onfocus="blur()" onClick="location.href=\'http://www.gamemeca.com/userinfo/userinfo_search.html\'"><img src="http://www.gamemeca.com/event/tvplus/images/login_search.jpg" width="101" height="30" border="0"></a></td>';
HTML += '                          </tr>';
HTML += '                        </table></td>';
HTML += '                    </tr>';
HTML += '                  </table></td>';
HTML += '              </tr>';
HTML += '			  </form>';
HTML += '            </table>';
HTML += '			</td>';
HTML += '        </tr>';
HTML += '      </table></td>';
HTML += '  </tr>';
HTML += '</table>';
HTML += '<map name="Map"><area shape="rect" coords="9,21,166,52" href="http://www.gamemeca.com" onfocus="blur()"></map>';
 
document.write(HTML);

-->