Gives you a nice date sentence from a timestamp

nicedatefromtimestamp.js

function getNiceDateFromTimestamp(timestamp) {	
			var splits = {
        "second": [60 * 1000, 1000],
        "minute": [60 * 60 * 1000, 60 * 1000],
				"hour": [24 * 60 * 60 * 1000, 60 * 60 * 1000],
				"day": [7 * 24 * 60 * 60 * 1000, 24 * 60 * 60 * 1000],
				"week": [4 * 7 * 24 * 60 * 60 * 1000, 7 * 24 * 60 * 60 * 1000],
				"month": [12 * 4 * 7 * 24 * 60 * 60 * 1000, 4 * 7 * 24 * 60 * 60 * 1000],
				"year": [-1, 12 * 4 * 7 * 24 * 60 * 60 * 1000]
			}
			var sentence = "{number} {timetype} ago";

			var today = new Date();
			var then = new Date(timestamp);

			var diff = today.getTime() - then.getTime();
			var number = 0;
			var timetype = "n/a";

			for (split in splits) {
				splitNum = splits[split][0];
				splitDiv = splits[split][1];
        
				if (diff < splitNum) {
					number = Math.floor(diff/splitDiv);
					timetype = split;

					break;
				}
        if (splitNum == -1) {
					number = Math.floor(diff/splitDiv);
					timetype = split;
        }
			}
  
      if (number > 1) timetype = timetype + "s";

			return sentence.replace("{number}", number).replace("{timetype}", timetype);
}