function getCookieData(labelName){
		var labelLen = labelName.length;
		
		var cookieData = document.cookie;
		var cLen = cookieData.length;
		var i = 0;
		var cEnd;
		
		while (i < cLen){
			var j = i + labelLen;
			if(cookieData.substring(i,j) == labelName){
				cEnd = cookieData.indexOf(";",j)
				if (cEnd == -1){
					cEnd = cookieData.length;	
				}
				return unescape(cookieData.substring(j+1,cEnd))
			}
			i++;
		}
		return "";
			
	}