/*
	inicio COOKIES
*/

	function pegaCookie(sChave){
		var sArg = sChave+"=";
		var nLenA = sArg.length;
		var nLenC = document.cookie.length;
		var i=0;
		while(i<nLenC){
			var j = i + nLenA;
			if (document.cookie.substring(i,j) == sArg)
				return pegaCookieVal(j);
			i = document.cookie.indexOf(" ",i)+1;
			if (i==0) break;
		}
		return "";  
	}

	function pegaCookieVal(nOffset){
		if (document.cookie.length > 0) {
			var nEnd = document.cookie.indexOf(";",nOffset);
			if (nEnd == -1) nEnd = document.cookie.length;
			return unescape(document.cookie.substring(nOffset,nEnd));
		}
		else{
			return ""
		}
	}

	function gravaCookie(sChave,sValor){
		var sArgv = gravaCookie.arguments;
		var nArgc = gravaCookie.arguments.length;
		var sExpires = (nArgc>2)? sArgv[2]:null;
		var sPath = (nArgc>3)? sArgv[3]:null;
		var sDomain = (nArgc>4)? sArgv[4]:null;
		var bSecure = (nArgc>5)? sArgv[5]:null;

		if (sExpires == null) {
			var dToday = new Date()
			var sExpires = new Date((dToday.getYear() + 5), dToday.getMonth(), dToday.getDate())
		}

		document.cookie = sChave + "=" + escape(sValor) + 
						((sExpires == null)? "":(";expires="+ sExpires.toGMTString())) + 
						((sPath == null)? "":(";path="+ sPath )) + ((sDomain == null)? "":(";domain="+ sDomain )) + 
						((bSecure == true)? ";secure":"");
	}
/*
	fim COOKIES
*/