diff --git a/cron/jquery-cron-min.js b/cron/jquery-cron-min.js
index 386fb37..51369ad 100644
--- a/cron/jquery-cron-min.js
+++ b/cron/jquery-cron-min.js
@@ -1 +1 @@
-(function(e){var n={initial:"* * * * *",minuteOpts:{minWidth:100,itemWidth:30,columns:4,rows:undefined,title:"Minutes Past the Hour"},timeHourOpts:{minWidth:100,itemWidth:20,columns:2,rows:undefined,title:"Time: Hour"},domOpts:{minWidth:100,itemWidth:30,columns:undefined,rows:10,title:"Day of Month"},monthOpts:{minWidth:100,itemWidth:100,columns:2,rows:undefined,title:undefined},dowOpts:{minWidth:100,itemWidth:undefined,columns:undefined,rows:undefined,title:undefined},timeMinuteOpts:{minWidth:100,itemWidth:20,columns:4,rows:undefined,title:"Time: Minute"},effectOpts:{openSpeed:400,closeSpeed:400,openEffect:"slide",closeEffect:"slide",hideOnMouseOut:true},url_set:undefined,customValues:undefined,onChange:undefined,useGentleSelect:false};var y="";for(var u=0;u<60;u++){var t=(u<10)?"0":"";y+="<option value='"+u+"'>"+t+u+"</option>\n"}var d="";for(var u=0;u<24;u++){var t=(u<10)?"0":"";d+="<option value='"+u+"'>"+t+u+"</option>\n"}var v="";for(var u=1;u<32;u++){if(u==1||u==21||u==31){var c="st"}else{if(u==2||u==22){var c="nd"}else{if(u==3||u==23){var c="rd"}else{var c="th"}}}v+="<option value='"+u+"'>"+u+c+"</option>\n"}var h="";var l=["January","February","March","April","May","June","July","August","September","October","November","December"];for(var u=0;u<l.length;u++){h+="<option value='"+(u+1)+"'>"+l[u]+"</option>\n"}var s="";var g=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"];for(var u=0;u<g.length;u++){s+="<option value='"+u+"'>"+g[u]+"</option>\n"}var r="";var b=["minute","hour","day","week","month","year"];for(var u=0;u<b.length;u++){r+="<option value='"+b[u]+"'>"+b[u]+"</option>\n"}var p={minute:[],hour:["mins"],day:["time"],week:["dow","time"],month:["dom","time"],year:["dom","month","time"]};var w={minute:/^(\*\s){4}\*$/,hour:/^\d{1,2}\s(\*\s){3}\*$/,day:/^(\d{1,2}\s){2}(\*\s){2}\*$/,week:/^(\d{1,2}\s){2}(\*\s){2}\d{1,2}$/,month:/^(\d{1,2}\s){3}\*\s\*$/,year:/^(\d{1,2}\s){4}\*$/};function a(i){if(typeof i=="undefined"){return false}else{return true}}function q(i){return(!a(i)||typeof i=="object")}function z(A,j){if(a(j.customValues)){for(key in j.customValues){if(A==j.customValues[key]){return key}}}var E=/^((\d{1,2}|\*)\s){4}(\d{1,2}|\*)$/;if(typeof A!="string"||!E.test(A)){e.error("cron: invalid initial value");return undefined}var C=A.split(" ");var D=[0,0,1,1,0];var G=[59,23,31,12,6];for(var B=0;B<C.length;B++){if(C[B]=="*"){continue}var F=parseInt(C[B]);if(a(F)&&F<=G[B]&&F>=D[B]){continue}e.error("cron: invalid value found (col "+(B+1)+") in "+o.initial);return undefined}for(var H in w){if(w[H].test(A)){return H}}e.error("cron: valid but unsupported cron format. sorry.");return undefined}function f(j,i){if(!a(z(i.initial,i))){return true}if(!q(i.customValues)){return true}if(a(i.customValues)){for(key in i.customValues){if(w.hasOwnProperty(key)){e.error("cron: reserved keyword '"+key+"' should not be used as customValues key.");return true}}}return false}function k(B){var i=B.data("block");var j=hour=day=month=dow="*";var A=i.period.find("select").val();switch(A){case"minute":break;case"hour":j=i.mins.find("select").val();break;case"day":j=i.time.find("select.cron-time-min").val();hour=i.time.find("select.cron-time-hour").val();break;case"week":j=i.time.find("select.cron-time-min").val();hour=i.time.find("select.cron-time-hour").val();dow=i.dow.find("select").val();break;case"month":j=i.time.find("select.cron-time-min").val();hour=i.time.find("select.cron-time-hour").val();day=i.dom.find("select").val();break;case"year":j=i.time.find("select.cron-time-min").val();hour=i.time.find("select.cron-time-hour").val();day=i.dom.find("select").val();month=i.month.find("select").val();break;default:return A}return[j,hour,day,month,dow].join(" ")}var x={init:function(i){var G=i?i:{};var B=e.extend([],n,G);var j=e.extend({},n.effectOpts,G.effectOpts);e.extend(B,{minuteOpts:e.extend({},n.minuteOpts,j,G.minuteOpts),domOpts:e.extend({},n.domOpts,j,G.domOpts),monthOpts:e.extend({},n.monthOpts,j,G.monthOpts),dowOpts:e.extend({},n.dowOpts,j,G.dowOpts),timeHourOpts:e.extend({},n.timeHourOpts,j,G.timeHourOpts),timeMinuteOpts:e.extend({},n.timeMinuteOpts,j,G.timeMinuteOpts)});if(f(this,B)){return this}var C=[],A="",D=B.customValues;if(a(D)){for(var F in D){A+="<option value='"+D[F]+"'>"+F+"</option>\n"}}C.period=e("<span class='cron-period'>Every <select name='cron-period'>"+A+r+"</select> </span>").appendTo(this).data("root",this);var E=C.period.find("select");E.bind("change.cron",m.periodChanged).data("root",this);if(B.useGentleSelect){E.gentleSelect(j)}C.dom=e("<span class='cron-block cron-block-dom'> on the <select name='cron-dom'>"+v+"</select> </span>").appendTo(this).data("root",this);E=C.dom.find("select").data("root",this);if(B.useGentleSelect){E.gentleSelect(B.domOpts)}C.month=e("<span class='cron-block cron-block-month'> of <select name='cron-month'>"+h+"</select> </span>").appendTo(this).data("root",this);E=C.month.find("select").data("root",this);if(B.useGentleSelect){E.gentleSelect(B.monthOpts)}C.mins=e("<span class='cron-block cron-block-mins'> at <select name='cron-mins'>"+y+"</select> minutes past the hour </span>").appendTo(this).data("root",this);E=C.mins.find("select").data("root",this);if(B.useGentleSelect){E.gentleSelect(B.minuteOpts)}C.dow=e("<span class='cron-block cron-block-dow'> on <select name='cron-dow'>"+s+"</select> </span>").appendTo(this).data("root",this);E=C.dow.find("select").data("root",this);if(B.useGentleSelect){E.gentleSelect(B.dowOpts)}C.time=e("<span class='cron-block cron-block-time'> at <select name='cron-time-hour' class='cron-time-hour'>"+d+"</select>:<select name='cron-time-min' class='cron-time-min'>"+y+" </span>").appendTo(this).data("root",this);E=C.time.find("select.cron-time-hour").data("root",this);if(B.useGentleSelect){E.gentleSelect(B.timeHourOpts)}E=C.time.find("select.cron-time-min").data("root",this);if(B.useGentleSelect){E.gentleSelect(B.timeMinuteOpts)}C.controls=e("<span class='cron-controls'>&laquo; save <span class='cron-button cron-button-save'></span> </span>").appendTo(this).data("root",this).find("span.cron-button-save").bind("click.cron",m.saveClicked).data("root",this).end();this.find("select").bind("change.cron-callback",m.somethingChanged);this.data("options",B).data("block",C);this.data("current_value",B.initial);return x.value.call(this,B.initial)},value:function(C){if(!C){return k(this)}var A=this.data("options");var D=this.data("block");var F=A.useGentleSelect;var K=z(C,A);if(!a(K)){return false}if(a(A.customValues)&&A.customValues.hasOwnProperty(K)){K=A.customValues[K]}else{var H=C.split(" ");var J={mins:H[0],hour:H[1],dom:H[2],month:H[3],dow:H[4]};var G=p[K];for(var E=0;E<G.length;E++){var B=G[E];if(B=="time"){var I=D[B].find("select.cron-time-hour").val(J.hour);if(F){I.gentleSelect("update")}I=D[B].find("select.cron-time-min").val(J.mins);if(F){I.gentleSelect("update")}}else{var I=D[B].find("select").val(J[B]);if(F){I.gentleSelect("update")}}}}var j=D.period.find("select").val(K);if(F){j.gentleSelect("update")}j.trigger("change");return this}};var m={periodChanged:function(){var A=e(this).data("root");var E=A.data("block"),C=A.data("options");var D=e(this).val();A.find("span.cron-block").hide();if(p.hasOwnProperty(D)){var j=p[e(this).val()];for(var B=0;B<j.length;B++){E[j[B]].show()}}},somethingChanged:function(){root=e(this).data("root");if(a(root.data("options").url_set)){if(x.value.call(root)!=root.data("current_value")){root.addClass("cron-changed");root.data("block")["controls"].fadeIn()}else{root.removeClass("cron-changed");root.data("block")["controls"].fadeOut()}}else{root.data("block")["controls"].hide()}var i=root.data("options").onChange;if(a(i)&&e.isFunction(i)){i.call(root)}},saveClicked:function(){var j=e(this);var i=j.data("root");var A=x.value.call(i);if(j.hasClass("cron-loading")){return}j.addClass("cron-loading");e.ajax({type:"POST",url:i.data("options").url_set,data:{cron:A},success:function(){i.data("current_value",A);j.removeClass("cron-loading");if(A==x.value.call(i)){i.removeClass("cron-changed");i.data("block").controls.fadeOut()}},error:function(){alert("An error occured when submitting your request. Try again?");j.removeClass("cron-loading")}})}};e.fn.cron=function(i){if(x[i]){return x[i].apply(this,Array.prototype.slice.call(arguments,1))}else{if(typeof i==="object"||!i){return x.init.apply(this,arguments)}else{e.error("Method "+i+" does not exist on jQuery.cron")}}}})(jQuery);
\ No newline at end of file
+!function(e){function t(e){return"undefined"==typeof e?!1:!0}function n(e){return!t(e)||"object"==typeof e}function i(n,i){if(t(i.customValues))for(key in i.customValues)if(n==i.customValues[key])return key;var a=/^((\d{1,2}|\*)\s){4}(\d{1,2}|\*)$/;if("string"!=typeof n||!a.test(n))return void e.error("cron: invalid initial value");for(var s=n.split(" "),r=[0,0,1,1,0],l=[59,23,31,12,6],c=0;c<s.length;c++)if("*"!=s[c]){var d=parseInt(s[c]);if(!(t(d)&&d<=l[c]&&d>=r[c]))return void e.error("cron: invalid value found (col "+(c+1)+") in "+o.initial)}for(var u in b)if(b[u].test(n))return u;return void e.error("cron: valid but unsupported cron format. sorry.")}function a(o,a){if(!t(i(a.initial,a)))return!0;if(!n(a.customValues))return!0;if(t(a.customValues))for(key in a.customValues)if(b.hasOwnProperty(key))return e.error("cron: reserved keyword '"+key+"' should not be used as customValues key."),!0;return!1}function s(e){var t=e.data("block"),o=hour=day=month=dow="*",n=t.period.find("select").val();switch(n){case"minute":break;case"hour":o=t.mins.find("select").val();break;case"day":o=t.time.find("select.cron-time-min").val(),hour=t.time.find("select.cron-time-hour").val();break;case"week":o=t.time.find("select.cron-time-min").val(),hour=t.time.find("select.cron-time-hour").val(),dow=t.dow.find("select").val();break;case"month":o=t.time.find("select.cron-time-min").val(),hour=t.time.find("select.cron-time-hour").val(),day=t.dom.find("select").val();break;case"year":o=t.time.find("select.cron-time-min").val(),hour=t.time.find("select.cron-time-hour").val(),day=t.dom.find("select").val(),month=t.month.find("select").val();break;default:return n}return[o,hour,day,month,dow].join(" ")}for(var r={initial:"* * * * *",periods:["minute","hour","day","week","month","year"],minuteOpts:{minWidth:100,itemWidth:30,columns:4,rows:void 0,title:"Minutes Past the Hour"},timeHourOpts:{minWidth:100,itemWidth:20,columns:2,rows:void 0,title:"Time: Hour"},domOpts:{minWidth:100,itemWidth:30,columns:void 0,rows:10,title:"Day of Month"},monthOpts:{minWidth:100,itemWidth:100,columns:2,rows:void 0,title:void 0},dowOpts:{minWidth:100,itemWidth:void 0,columns:void 0,rows:void 0,title:void 0},timeMinuteOpts:{minWidth:100,itemWidth:20,columns:4,rows:void 0,title:"Time: Minute"},effectOpts:{openSpeed:400,closeSpeed:400,openEffect:"slide",closeEffect:"slide",hideOnMouseOut:!0},url_set:void 0,customValues:void 0,onChange:void 0,useGentleSelect:!1},l="",c=0;60>c;c++){var d=10>c?"0":"";l+="<option value='"+c+"'>"+d+c+"</option>\n"}for(var u="",c=0;24>c;c++){var d=10>c?"0":"";u+="<option value='"+c+"'>"+d+c+"</option>\n"}for(var m="",c=1;32>c;c++){if(1==c||21==c||31==c)var h="st";else if(2==c||22==c)var h="nd";else if(3==c||23==c)var h="rd";else var h="th";m+="<option value='"+c+"'>"+c+h+"</option>\n"}for(var p="",v=["January","February","March","April","May","June","July","August","September","October","November","December"],c=0;c<v.length;c++)p+="<option value='"+(c+1)+"'>"+v[c]+"</option>\n";for(var f="",y=["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"],c=0;c<y.length;c++)f+="<option value='"+c+"'>"+y[c]+"</option>\n";var g={minute:[],hour:["mins"],day:["time"],week:["dow","time"],month:["dom","time"],year:["dom","month","time"]},b={minute:/^(\*\s){4}\*$/,hour:/^\d{1,2}\s(\*\s){3}\*$/,day:/^(\d{1,2}\s){2}(\*\s){2}\*$/,week:/^(\d{1,2}\s){2}(\*\s){2}\d{1,2}$/,month:/^(\d{1,2}\s){3}\*\s\*$/,year:/^(\d{1,2}\s){4}\*$/},O={init:function(o){var n=o?o:{},i=e.extend([],r,n),s=e.extend({},r.effectOpts,n.effectOpts);if(e.extend(i,{periods:n.periods&&n.periods.length>0?n.periods:r.periods,minuteOpts:e.extend({},r.minuteOpts,s,n.minuteOpts),domOpts:e.extend({},r.domOpts,s,n.domOpts),monthOpts:e.extend({},r.monthOpts,s,n.monthOpts),dowOpts:e.extend({},r.dowOpts,s,n.dowOpts),timeHourOpts:e.extend({},r.timeHourOpts,s,n.timeHourOpts),timeMinuteOpts:e.extend({},r.timeMinuteOpts,s,n.timeMinuteOpts)}),a(this,i))return this;var c="",d=i.periods;e.each(d,function(e,t){c+="<option value='"+t+"'>"+t+"</option>\n"});var h=[],v="",y=i.customValues;if(t(y))for(var g in y)v+="<option value='"+y[g]+"'>"+g+"</option>\n";h.period=e("<span class='cron-period'>Every <select name='cron-period'>"+v+c+"</select> </span>").appendTo(this).data("root",this);var b=h.period.find("select");return b.bind("change.cron",k.periodChanged).data("root",this),i.useGentleSelect&&b.gentleSelect(s),h.dom=e("<span class='cron-block cron-block-dom'> on the <select name='cron-dom'>"+m+"</select> </span>").appendTo(this).data("root",this),b=h.dom.find("select").data("root",this),i.useGentleSelect&&b.gentleSelect(i.domOpts),h.month=e("<span class='cron-block cron-block-month'> of <select name='cron-month'>"+p+"</select> </span>").appendTo(this).data("root",this),b=h.month.find("select").data("root",this),i.useGentleSelect&&b.gentleSelect(i.monthOpts),h.mins=e("<span class='cron-block cron-block-mins'> at <select name='cron-mins'>"+l+"</select> minutes past the hour </span>").appendTo(this).data("root",this),b=h.mins.find("select").data("root",this),i.useGentleSelect&&b.gentleSelect(i.minuteOpts),h.dow=e("<span class='cron-block cron-block-dow'> on <select name='cron-dow'>"+f+"</select> </span>").appendTo(this).data("root",this),b=h.dow.find("select").data("root",this),i.useGentleSelect&&b.gentleSelect(i.dowOpts),h.time=e("<span class='cron-block cron-block-time'> at <select name='cron-time-hour' class='cron-time-hour'>"+u+"</select>:<select name='cron-time-min' class='cron-time-min'>"+l+" </span>").appendTo(this).data("root",this),b=h.time.find("select.cron-time-hour").data("root",this),i.useGentleSelect&&b.gentleSelect(i.timeHourOpts),b=h.time.find("select.cron-time-min").data("root",this),i.useGentleSelect&&b.gentleSelect(i.timeMinuteOpts),h.controls=e("<span class='cron-controls'>&laquo; save <span class='cron-button cron-button-save'></span> </span>").appendTo(this).data("root",this).find("span.cron-button-save").bind("click.cron",k.saveClicked).data("root",this).end(),this.find("select").bind("change.cron-callback",k.somethingChanged),this.data("options",i).data("block",h),this.data("current_value",i.initial),O.value.call(this,i.initial)},value:function(e){if(!e)return s(this);var o=this.data("options"),n=this.data("block"),a=o.useGentleSelect,r=i(e,o);if(!t(r))return!1;if(t(o.customValues)&&o.customValues.hasOwnProperty(r))r=o.customValues[r];else for(var l=e.split(" "),c={mins:l[0],hour:l[1],dom:l[2],month:l[3],dow:l[4]},d=g[r],u=0;u<d.length;u++){var m=d[u];if("time"==m){var h=n[m].find("select.cron-time-hour").val(c.hour);a&&h.gentleSelect("update"),h=n[m].find("select.cron-time-min").val(c.mins),a&&h.gentleSelect("update")}else{var h=n[m].find("select").val(c[m]);a&&h.gentleSelect("update")}}var p=n.period.find("select").val(r);return a&&p.gentleSelect("update"),p.trigger("change"),this}},k={periodChanged:function(){var t=e(this).data("root"),o=t.data("block"),n=(t.data("options"),e(this).val());if(t.find("span.cron-block").hide(),g.hasOwnProperty(n))for(var i=g[e(this).val()],a=0;a<i.length;a++)o[i[a]].show()},somethingChanged:function(){root=e(this).data("root"),t(root.data("options").url_set)?O.value.call(root)!=root.data("current_value")?(root.addClass("cron-changed"),root.data("block").controls.fadeIn()):(root.removeClass("cron-changed"),root.data("block").controls.fadeOut()):root.data("block").controls.hide();var o=root.data("options").onChange;t(o)&&e.isFunction(o)&&o.call(root)},saveClicked:function(){var t=e(this),o=t.data("root"),n=O.value.call(o);t.hasClass("cron-loading")||(t.addClass("cron-loading"),e.ajax({type:"POST",url:o.data("options").url_set,data:{cron:n},success:function(){o.data("current_value",n),t.removeClass("cron-loading"),n==O.value.call(o)&&(o.removeClass("cron-changed"),o.data("block").controls.fadeOut())},error:function(){alert("An error occured when submitting your request. Try again?"),t.removeClass("cron-loading")}}))}};e.fn.cron=function(t){return O[t]?O[t].apply(this,Array.prototype.slice.call(arguments,1)):"object"!=typeof t&&t?void e.error("Method "+t+" does not exist on jQuery.cron"):O.init.apply(this,arguments)}}(jQuery);
\ No newline at end of file
diff --git a/cron/jquery-cron.js b/cron/jquery-cron.js
index 02721cc..3a8405e 100644
--- a/cron/jquery-cron.js
+++ b/cron/jquery-cron.js
@@ -41,6 +41,7 @@
 
     var defaults = {
         initial : "* * * * *",
+		periods: ["minute", "hour", "day", "week", "month", "year"],
         minuteOpts : {
             minWidth  : 100, // only applies if columns and itemWidth not set
             itemWidth : 30,
@@ -139,13 +140,6 @@
         str_opt_dow += "<option value='"+i+"'>" + days[i] + "</option>\n";
     }
 
-    // options for period
-    var str_opt_period = "";
-    var periods = ["minute", "hour", "day", "week", "month", "year"];
-    for (var i = 0; i < periods.length; i++) {
-        str_opt_period += "<option value='"+periods[i]+"'>" + periods[i] + "</option>\n";
-    }
-
     // display matrix
     var toDisplay = {
         "minute" : [],
@@ -285,6 +279,7 @@
             var o = $.extend([], defaults, options);
             var eo = $.extend({}, defaults.effectOpts, options.effectOpts);
             $.extend(o, {
+				periods        : options.periods && options.periods.length > 0 ? options.periods : defaults.periods,
                 minuteOpts     : $.extend({}, defaults.minuteOpts, eo, options.minuteOpts),
                 domOpts        : $.extend({}, defaults.domOpts, eo, options.domOpts),
                 monthOpts      : $.extend({}, defaults.monthOpts, eo, options.monthOpts),
@@ -295,6 +290,13 @@
 
             // error checking
             if (hasError(this, o)) { return this; }
+			
+            // options for period
+            var str_opt_period = "";
+            var periods = o.periods;
+            $.each(periods, function (index, value) {
+                str_opt_period += "<option value='" + value + "'>" + value + "</option>\n";
+            })			
 
             // ---- define select boxes in the right order -----
 
diff --git a/index.html b/index.html
index 7180030..e87e2b1 100644
--- a/index.html
+++ b/index.html
@@ -68,6 +68,10 @@
             },
             useGentleSelect: true
         });
+        $('#example5').cron({
+            periods: ["day", "year"],
+            useGentleSelect: true
+        });		
     });
     </script>
 </head>
@@ -354,6 +358,26 @@ <h3 id='option-customvalues'>Adding custom values</h3>
         </li>
     </ul>
     </p>
+	
+    <h3 id='option-customvalues'>Specify periods to display</h3>
+    <p>
+    The list of selectable cron periods can be specified using the <tt>periods</tt>
+    option. This allows you to specify an array of periods to display.
+    </p>
+    <p>
+    For example, the following displays only day and year period selections:
+        <pre>
+$('#selector').cron({
+    periods: ["day", "year"]
+});
+</pre>
+    </p>
+
+    <div class='example'>
+        <div id='example5'></div>
+        <p><span class='example-text' id='example5-val'></span></p>
+    </div>
+	
     <h2>Methods</h2>
     <h3 id='method-value'>value</h3>
     <p>