/* 3桁カンマプラグイン for jQuery
2009.1 By KaZuhiro FuRuhata  */
$.fn.comma3 = function(){
	return this.each(function(){
		var num3string = (function(num){
				var str = new String(num);
				var n = "";
				var count = 0;
				for (var i=str.length-1; i>=0; i--){
					n = str.charAt(i) + n;
					count++;
					if (((count % 3) == 0) && (i != 0)) n = ","+n;
				}
				return n;
			})(this.innerHTML);
		this.innerHTML = num3string;
	});
}