//°Ô½ÃÆÇ °Ë»ö¾î üũ
function search_board_chk(){
	if(!document.search_board_form.search_str.value){
		alert('°Ë»ö¾î¸¦ ³ÖÀ¸¼¼¿ä!');
		document.search_board_form.search_str.focus();
		return;
	}
	document.search_board_form.submit();
}


//¿©·¯°Ô½Ã¹° Àбâ
function check_select(){
	var check_nums = document.list_form.elements.length;

	for(var i=0; i<check_nums; i++){
		var checkbox_obj = eval("document.list_form.elements[" + i + "]");

		if(checkbox_obj.checked == true) break;
	}
	if(i==check_nums){
		alert("¸ÕÀú ÀаíÀÚ ÇÏ´Â °Ô½Ã¹°À» ¼±ÅÃÇÏ¿© ÁֽʽÿÀ");
		return;
	}
	else document.list_form.submit();
}

//¸ÞÀÏâ ¶ç¿ì±â
function emailTo(url){
	var x = (screen.width - 500) / 2;
	var y = (screen.height - 500) / 2;

	var chkWin = window.open(url, 'chkWin', 'left=' + x + ', top=' + y + ', width=500, height=500');
	chkWin.focus();
}

//·¹À̾î
		function notice_vis(){
			document.all['sub1'].style.visibility="visible";
            document.all['sub2'].style.visibility="hidden";
            document.all['sub3'].style.visibility="hidden";
			document.menu_notice.src="images/main_notice_over.gif";
			document.menu_news.src="images/main_news.gif";
			document.menu_known.src="images/main_known.gif";
		}
      function news_vis(){
			document.all['sub1'].style.visibility="hidden";
            document.all['sub2'].style.visibility="visible";
            document.all['sub3'].style.visibility="hidden";
			document.menu_notice.src="images/main_notice.gif";
			document.menu_news.src="images/main_news_over.gif";
			document.menu_known.src="images/main_known.gif";
		}
      function known_vis(){
			document.all['sub1'].style.visibility="hidden";
            document.all['sub2'].style.visibility="hidden";
            document.all['sub3'].style.visibility="visible";
			document.menu_notice.src="images/main_notice.gif";
			document.menu_news.src="images/main_news.gif";
			document.menu_known.src="images/main_known_over.gif";
		}

//quick¸Þ´º
     function fix(){
	     var a=document.body.scrollTop + 230;
		 bar.style.top = a;
     }

//»óŹÙ
/*function dgstatus() { 
    window.status = ': : : Çö´ëINISTEELÁöȸ ÀÔ´Ï´Ù : : :'; 
	timerID= setTimeout("dgstatus()", 0); 
}*/