jQuery.fn.pagination = function(maxentries, opts){
	opts = jQuery.extend({
		items_per_page:10,
		num_display_entries:5,
		current_page:0,
		num_edge_entries:2,
		link_to:"#",
		prev_text:"UP",
		next_text:"Next",
		home_text:"Fast",
		end_text:"LOST",
		ellipse_text:"...",
		prev_show_always:true,
		next_show_always:true,
		callback:function(){
			return false;
		}
	},opts||{});

	return this.each(function() {
		var current_page = opts.current_page;
		maxentries = (!maxentries || maxentries < 0)?1:maxentries;
		opts.items_per_page = (!opts.items_per_page || opts.items_per_page < 0)?1:opts.items_per_page;
		var panel = $("#Pagination");
		this.selectPage = function(page_id){
			pageSelected(page_id);
		}
		this.prevPage = function(){
			if (current_page > 0) {
				pageSelected(current_page - 1);
				return true;
			}
			else {
				return false;
			}
		}
		this.nextPage = function(){
			if(current_page < numPages()-1) {
				pageSelected(current_page+1);
				return true;
			}
			else {
				return false;
			}
		}
		drawLinks();
		function drawLinks() {
			panel.empty();
			var interval = getInterval();
			var np = numPages();
			function getClickHandler(page_id) {
				return function(evt){
					return pageSelected(page_id,evt);
				}
			}

			function getGopage2(page_id) {
				var page_id=$(this).val();
				var evt=jQuery;
				if (page_id >np){
					page_id=np
				};
				if (page_id<1){
					page_id=1
				};
				if(isNaN(page_id)){
					page_id=1
				};
				current_page = parseInt(page_id-1);
				pageSelected(current_page,evt);
			}
			/**
			* page_id:NOw page
			* appendopts:Falst name
			*/
			function appendItem(page_id, appendopts){
				page_id = page_id<0?0:(page_id<np?page_id:np-1);
				appendopts = jQuery.extend({
					text:page_id+1,
					classes:""
				}, appendopts||{});
				if(page_id == current_page){
					var lnk = $("<span class='current disabled'>"+(appendopts.text)+"</span>");
				}
				else
				{
					var lnk = $("<a href=#Pagination>"+(appendopts.text)+"</a>")
					.bind("click", getClickHandler(page_id))
				}
				if(appendopts.classes){
					lnk.addClass(appendopts.classes);
				}
				panel.append(lnk);
			}
			if (current_page+1==0){
				appendItem(current_page+1,{
					text:opts.home_text,
					classes:"next"
				});
			}else{
				appendItem(0,{
					text:opts.home_text,
					classes:"next"
				});
			}
			if(opts.prev_text && (current_page > 0 || opts.prev_show_always)){
				appendItem(current_page-1,{
					text:opts.prev_text,
					classes:"next"
				});
			}
			if (interval[0] > 0 && opts.num_edge_entries > 0)
			{

				var end = Math.min(opts.num_edge_entries, interval[0]);
				for(i=0; i<end; i++) {
					appendItem(i);
				}
				if(opts.num_edge_entries < interval[0] && opts.ellipse_text)
				{
					$("<span class='current disabled'>"+opts.ellipse_text+"</span>").appendTo(panel);
				}
			}
			for(var i=interval[0]; i<interval[1]; i++) {
				appendItem(i);
			}
			if (interval[1] < np && opts.num_edge_entries > 0)
			{
				if(np-opts.num_edge_entries > interval[1]&& opts.ellipse_text)
				{
					$("<span class='current disabled'>"+opts.ellipse_text+"</span>").appendTo(panel);
				}
				var begin = Math.max(np-opts.num_edge_entries, interval[1]);
				for(var i=begin; i<np; i++) {
					appendItem(i);
				}

			}
			if(opts.next_text && (current_page < np-1 || opts.next_show_always)){
				appendItem(current_page+1,{
					text:opts.next_text,
					classes:"next"
				});
			}
			if (current_page+1==np){
				appendItem(current_page+1,{
					text:opts.end_text,
					classes:"next"
				});
			}else{
				appendItem(50,{
					text:opts.end_text,
					classes:"next"
				});
			}
		}
		function numPages() {
			return Math.ceil(maxentries/opts.items_per_page);
		}
		function getInterval()  {
			var ne_half = Math.ceil(opts.num_display_entries/2)
			var np = numPages();
			var upper_limit = np-opts.num_display_entries;
			var start = current_page>ne_half?Math.max(Math.min(current_page-ne_half, upper_limit), 0):0;
			var end = current_page>ne_half?Math.min(current_page+ne_half, np):Math.min(opts.num_display_entries, np);
			return [start,end];
		}
		function pageSelected(page_id, evt){
			current_page = page_id;
			drawLinks();
			var continuePropagation = opts.callback(page_id, opts.items_per_page);
			if (!continuePropagation) {
				if (evt.stopPropagation) {
					evt.stopPropagation();
				}
				else {
					evt.cancelBubble = true;
				}
			}
			return continuePropagation;
		}
	});
}