Popup창 띄우는 Function

function controlmyticon(storeno){
 var w = "400";
 var h = "400";
 var winl = (screen.width - w)/2; ;
 var wint = (screen.height - h)/2; ;
 var myname = 'controlmyticon';
 var mypage = '';
 mypage = 'smsemoticon.asp?temp=temp&storeno='+storeno;
 winprops = 'height='+h+',width='+w+',top='+wint+',scrollbars=yes,left='+winl
 win = window.open(mypage, myname, winprops)
 if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

(screen.width - w)/2 : 창 위치를 중간으로