function extract_cssnumber(str) {
	
	var result = 0;
	var i = 0;
	
	while (i < str.length && !isNaN(str.charAt(i))) {
		var n = parseInt(str.charAt(i),10);
		result = result *10 + n;
		i++;
	}
	
	return result;

}


function MySlider(e,speed) {
	
	this.index = 0;
	this.amount = 1;
	this.out = true;
	this.border_not_selected='none';
	this.interval;
	this.elapse = e*1000;
	this.border='2px solid gray';
	this.faceOutSpeed = speed;
	this.interval2;
	this.interval_active = false;
	this.interval2_active = false;
	this.cursor_style = 'crosshair';
	this.mainwidth = parseInt(extract_cssnumber($("#slider2_mainimage li img").css("width")),10);
	this.mainheight = parseInt(extract_cssnumber($("#slider2_mainimage li img").css("height")),10);
	this.thumbwidth = parseInt(extract_cssnumber($("#slider2_thumblist li img").css("width")),10);
	this.thumbheight = parseInt(extract_cssnumber($("#slider2_thumblist li img").css("height")),10);
	this.imginc = 2;
	
	this.next = function next(aux,current) {
		
		$("#slider2_infolist > li").eq(aux).hide();
		$("#slider2_thumblist > li > img").eq(aux).attr("class","");
		
		$("#slider2_imagelist > li").each(function(i) {
			
					if (aux == i) {
						$(this).css("z-index",1);
						$(this).show();
					}
					else {
						var zi = parseInt($(this).css("z-index"),10);
						$(this).css("z-index",++zi);
					}
				});
				$("#slider2_infolist > li").eq(current).show();
				$("#slider2_thumblist > li > img").eq(current).attr("class","slider2_thumb_selected");
	}
	this.tic = function tic() {
			var aux = this.index;
			
			this.index = (this.index+1)%this.amount;
			var object = this;
			$("#slider2_infolist > li").eq(aux).hide();
			$("#slider2_thumblist > li > img").eq(aux).attr("class","slider2_thumb_noselected");
			$("#slider2_imagelist > li").eq(aux).fadeOut(this.faceOutSpeed,function() {
				
				object.next(aux,object.index);
				
			});
	}
	this.tic2 = function tic2() {
		
		window.clearInterval(this.interval2);
		this.interval = window.setInterval("slider.tic()",this.elapse);
		this.interval_active = true;
	}
	
	this.start = function start() {
		
		var obj = this;
		
		this.amount = $("#slider2_imagelist > li").size();
		
		$("#slider2_imagelist > li").each(function(i) {
			$(this).css("z-index",obj.amount-i);
		});

		$("#slider2_thumblist > li > img").each(function(i) {

				$(this).click(function() {
						
					if (obj.interval_active) {
						window.clearInterval(obj.interval);
						obj.interval_active = false;
					}
					if (obj.interval2_active) {
						window.clearInterval(obj.interval2);
						obj.interval2_active = false;
					}
					
					var aux = obj.index;
					var j=obj.index;
					while (j != i) {
						obj.next(j,(j+1) % obj.amount);
						j++;
						j %= obj.amount;
					}
					obj.index = j;
					obj.interval2 = window.setInterval("slider.tic2()",obj.elapse*2);
					obj.interval2_active=true;

				});	

		});
		$("#slider2_thumblist > li > img").mouseenter(function() {
			$(this).css('cursor',obj.cursor_style);
		});
		
		$("#slider2_infolist > li").each(function(i) {
				$(this).click(function() {
					window.location.href=$("#slider2_imagelist > li > a").eq(i).attr('href');
			});
		});
		$("#slider2_infolist > li").mouseenter(function() {
			$(this).css('cursor','pointer');
		});
		
		
		
		
		// start
		$("#slider2_infolist > li").hide();
		$("#slider2_infolist > li").attr("class","");
		$("#slider2_infolist > li").first().show();
		$("#slider2_thumblist > li > img").first().attr("class","slider2_thumb_selected");
		
		this.interval = window.setInterval("slider.tic()",this.elapse);
		this.interval_active = true;
	}
}