var DnUi={};


DnUi.timeID = new Array();

// ÀÎÀÚ s´Â id¼Ó¼ºÀ» ³ªÅ¸³¿. ÇØ´ç id°ªÀ» °¡Áø ű׸¦ ÁöÁ¤ÇÏ°í ½ÍÀ»¶§ »ç¿ë
DnUi.$=function(s) { return document.getElementById(s) };

// ƯÁ¤ ű׸¦ ÁöÁ¤ÇÏ°í ½ÍÀ»¶§
DnUi.$Tag=function(s,num) { return document.getElementsByTagName(s)[num]; }

// ƯÁ¤ Object ¹Ø¿¡ Àִ ű׸¦ ÁöÁ¤ÇÏ°í ½ÍÀ»¶§
DnUi.$ThisTag=function(obj,s,num) { if ( num == -1 ) { return obj.getElementsByTagName(s) } else { return obj.getElementsByTagName(s)[num] } }

//  ÃÖ¼Ò°ª(min)°ú ÃÖ´ë°ª(max) »çÀÌÀÇ ¼ýÀÚ¸¦ ·£´ýÀ¸·Î »ý¼ºÇÏ°íÀÚ ÇÒ¶§ »ç¿ë
DnUi.random=function(min,max){ return Math.floor(Math.random() * (max - min + 1) + min) };

// ³Ñ¾î¿Â °ªÀÌ this ÀÎÁö id ¼Ó¼ºÀÎÁö ±¸ºÐÇϱâ
DnUi.division=function(s) {
	if ( DnUi.$(s) ) { return DnUi.$(s) } else { return s }
}

DnUi.dispaly=function(s) {
	if ( s.style.display == "none" || s.style.display == undefined || s.style.display == "" ) {
		s.style.display = "block";
	} else {
		s.style.display = "none";
	}
}

DnUi.dispalyPre=function(s,pre) {
	try{
		if ( pre == "block" ) {
			s.style.display = "block";
		} else {
			s.style.display = "none";
		}
	}catch(e){}
}

DnUi.MouseOverPic=function(s,pre) {
	if ( pre == "on" ) {
		s.src = s.src.replace("_off.", "_on.");
	} else {
		s.src = s.src.replace("_on.", "_off.");
	}
}

// valÀº 100À» ±âÁØÀ¸·Î Åõ¸íµµ¸¦ ³ªÅ¸³¿
DnUi.opacity=function(s,val){
	if ( navigator.appName.indexOf("Explorer") != -1 ) {
		DnUi.division(s).style.filter="Alpha(opacity=" + val + ")";
	} else {
		DnUi.division(s).style.opacity= val/100;
	}
}

// ÇöÀç À§Ä¡¿¡¼­ ƯÁ¤ ű×ÀÇ Display º¯È¯Çϱâ
DnUi.CurrentTagDispaly=function(cur,s,num) {
	DnUi.dispaly(cur.getElementsByTagName(s)[num]);

}

DnUi.CurrentDispaly=function(cur,s,num) {	
	DnUi.dispaly(cur.getElementById(s));
}