function pageActive(Num)
 	   {
		var cookNum = GetCookie("cnstarmenu");				
		if(Num == undefined || Num == "")	{ Num = "0";}							SetCookie("cnstarmenu",Num,1);
		document.main.setVariable("menuActive",cookNum);
	}


	//-----------------------------------------------------------------------------
	// ÄíÅ°ÀúÀå
	// @return : null
	// ex) SetCookie(ÄíÅ°À̸§, ÄíÅ°°ª, ¸¸·á±â°£);
	//-----------------------------------------------------------------------------
	function SetCookie(name, value, expiredays){//ÄíÅ° ¼³Á¤
		var todayDate = new Date(); 

		todayDate.setDate( todayDate.getDate() + expiredays ); 
		document.cookie = name + "=" + escape( value ) + "; path=/; expires=" + todayDate.toGMTString() + ";";
	} 



	//-----------------------------------------------------------------------------
	// ÄíÅ°ÃßÃâ
	// @return : null
	// ex) GetCookie(ÄíÅ°À̸§);
	//-----------------------------------------------------------------------------
	function GetCookie(name){
		var arg = name + "=";
		var alen = arg.length; 
		var clen = document.cookie.length;
		var i = 0;

		while (i < clen) {
			var j = i + alen; 

			if(document.cookie.substring(i, j) == arg){
				var endstr = document.cookie.indexOf (";", j);
				if(endstr == -1) 
					endstr = document.cookie.length; 

				return unescape(document.cookie.substring(j, endstr));
			}

			i = document.cookie.indexOf(" ", i) + 1;
			if (i == 0) break;
		}

		return null;
	} 



	//-----------------------------------------------------------------------------
	// ÄíÅ°»èÁ¦
	// @return : null
	// ex) DeleteCookie(ÄíÅ°À̸§);
	//-----------------------------------------------------------------------------
	function DeleteCookie(name){
		var exp = new Date(); 
		var cval = GetCookie(name);

		exp.setTime(exp.getTime() - 1); 
		document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString(); 
	}