jQuery.fn.miniZoomPan = function(settings) {

	settings = jQuery.extend({
	sW: 10, // small image width
	sH: 10, // small image height
	lW: 20, // large image width
	lH: 20, // large image height
	frameColor: "#cecece",
	frameWidth: 0
	}, settings);

	return this.each(function(){

		var div =  jQuery(this);
		div.css({width: settings.sW, height: settings.sH}).addClass("minizoompan");
		var ig = div.children('img');
		ig.css({position: "relative"});
		jQuery(window).bind("load", function() {
		ig.width(settings.sW);
		ig.height(settings.sH);
		});
		div.css({overflow: "hidden"});

		var isActive = false;
		var activate = function () {
				ig.css({ width: settings.lW, height: settings.lH});
				var hiSrc = ig.attr("src").replace(/m.jpg/, 'l.jpg');
				swapImage(ig, hiSrc);
				isActive = true;
			};

		var passivate = function () {
				ig.css({left: "0", top: "0", width: settings.sW, height: settings.sH});
				var loSrc = ig.attr("src").replace(/l.jpg/, 'm.jpg');
				swapImage(ig, loSrc);
				isActive = false;
			};

		div.click(function(){
			if(!isActive){
				activate()
			}else{
				passivate();
			}
		});

		div.mousemove(function(e){
			if(!isActive) return;

			var divWidth = div.width();
			var divHeight = div.height();
			var igW = ig.width();
			var igH = ig.height();
			var dOs = div.offset();
			var leftPan = (e.pageX - dOs.left) * (divWidth - igW) / (divWidth+settings.frameWidth*2);
			var topPan = (e.pageY - dOs.top) * (divHeight - igH) / (divHeight+settings.frameWidth*2);
			ig.css({left: leftPan, top: topPan});
		});

		div.hover(
			function(){},
			passivate
		);

		function swapImage(param, uri){
			param.error(function (){
			alert("Image does not exist or its SRC is not correct.");
			}).attr('src', uri);
		}



	});

};