if ($.cookie('ispopup') != undefined){
$( "#main_popup_dialog" ).hide();
} else {
$( "#main_popup_dialog" ).show();
}
$( "#main_popup_confirm" ).button().on( "click", function() {
$( "#main_popup_dialog" ).hide();
});
$( "#exp_popup_chk" ).click (function() {
if ($("#exp_popup_chk").prop("checked")){
$.cookie( 'ispopup', 'false', { path: "/", expires : 1 } );
$( "#main_popup_dialog" ).hide();
}
});
<!-- Main Popup-->
<div id="main_popup_dialog" >
<style type="text/css">
#main_popup_dialog {
margin-left: 0px;
margin-top: 0px;
margin-right: 0px;
margin-bottom: 0px;
position:absolute;
top:120px;
width:100%;
}
#main_popup_dialog table{
margin:0 auto;
}
</style>
<table width="690" border="0" cellspacing="0" cellpadding="0">
<tr>
<td><img src="/assets/images/popup/popup01.png" width="690" height="295" alt=""/></td>
</tr>
<tr>
<td bgcolor="#FFFFFF" style="padding-left:40px;"><a href="http://www.isecconference.org/2015/kor/visit/visitor_agree.asp?kind=2&grp=지란지교" target="_blank"><img src="/assets/images/popup/bt01.png" width="214" height="41" alt="" border="0"/></a></td>
</tr>
<tr>
<td><img src="/assets/images/popup/popup02.png" width="690" height="237" alt=""/></td>
</tr>
<tr>
<td height="32" style="background-color:#7c7c7c"><table width="690" border="0" cellspacing="0" cellpadding="0">
<tr>
<td width="40" align="right" style="padding-right:3px;"><input type="checkbox" id="exp_popup_chk"/></td>
<td align="left"> <img src="/assets/images/popup/t01.png" width="112" height="32" alt=""/></td>
<td width="77"><a id="main_popup_confirm"><img src="/assets/images/popup/bt02.png" width="77" height="32" alt=""/></a></td>
</tr>
</table></td>
</tr>
</table>
</div>