(function($) {
 $.fn.jqueryzoom = function(options) {
  var settings = {
   xzoom : 200,
   yzoom : 200,
   offset : 10,
   position : "right",
   lens : 1,
   preload : 1
  };
  if (options) {
   $.extend(settings, options)
  }
  var noalt = '';
  $(this).hover(function() {
   var imageLeft = $(this).offset().left;
   var imageTop = $(this).offset().top;
   var imageWidth = $(this).children('img').get(0).offsetWidth;
   var imageHeight = $(this).children('img').get(0).offsetHeight;
   noalt = $(this).children("img").attr("alt");
   var bigimage = $(this).children("img").attr("jqimg");
   $(this).children("img").attr("alt", '');
   if ($("div.zoomdiv").get().length == 0) {
    $(this).after("<div class='zoomdiv'><img class='bigimg' src='"
      + bigimage + "'/></div>");
    $(this).append("<div class='jqZoomPup'>&nbsp;</div>")
   }
   if (settings.position == "right") {
    if (imageLeft + imageWidth + settings.offset + settings.xzoom > screen.width) {
     leftpos = imageLeft - settings.offset - settings.xzoom
    } else {
     leftpos = imageLeft + imageWidth + settings.offset
    }
   } else {
    leftpos = imageLeft - settings.xzoom - settings.offset;
    if (leftpos < 0) {
     leftpos = imageLeft + imageWidth + settings.offset
    }
   }
   $("div.zoomdiv").css({
      top : imageTop,
      left : leftpos
     });
   $("div.zoomdiv").width(settings.xzoom);
   $("div.zoomdiv").height(settings.yzoom);
   $("div.zoomdiv").show();
   if (!settings.lens) {
    $(this).css('cursor', 'crosshair')
   }
   $(document.body).mousemove(function(e) {
    mouse = new MouseEvent(e);
    var bigwidth = $(".bigimg").get(0).offsetWidth;
    var bigheight = $(".bigimg").get(0).offsetHeight;
    var scaley = 'x';
    var scalex = 'y';
    if (isNaN(scalex) | isNaN(scaley)) {
     var scalex = (bigwidth / imageWidth);
     var scaley = (bigheight / imageHeight);
     $("div.jqZoomPup").width((settings.xzoom) / scalex);
     $("div.jqZoomPup").height((settings.yzoom) / scaley);
     if (settings.lens) {
      $("div.jqZoomPup").css('visibility', 'visible')
     }
    }
    xpos = mouse.x - $("div.jqZoomPup").width() / 2 - imageLeft;
    ypos = mouse.y - $("div.jqZoomPup").height() / 2 - imageTop;
    if (settings.lens) {
     xpos = (mouse.x - $("div.jqZoomPup").width() / 2 < imageLeft)
       ? 0
       : (mouse.x + $("div.jqZoomPup").width() / 2 > imageWidth
         + imageLeft) ? (imageWidth
         - $("div.jqZoomPup").width() - 2) : xpos;
     ypos = (mouse.y - $("div.jqZoomPup").height() / 2 < imageTop)
       ? 0
       : (mouse.y + $("div.jqZoomPup").height() / 2 > imageHeight
         + imageTop) ? (imageHeight
         - $("div.jqZoomPup").height() - 2) : ypos
    }
    if (settings.lens) {
     $("div.jqZoomPup").css({
        top : ypos,
        left : xpos
       })
    }
    scrolly = ypos;
    $("div.zoomdiv").get(0).scrollTop = scrolly * scaley;
    scrollx = xpos;
    $("div.zoomdiv").get(0).scrollLeft = (scrollx) * scalex
   })
  }, function() {
   $(this).children("img").attr("alt", noalt);
   $(document.body).unbind("mousemove");
   if (settings.lens) {
    $("div.jqZoomPup").remove()
   }
   $("div.zoomdiv").remove()
  });
  count = 0;
  if (settings.preload) {
   $('body').append("<div style='display:none;' class='jqPreload"
     + count + "'>sdsdssdsd</div>");
   $(this).each(function() {
    var imagetopreload = $(this).children("img").attr("jqimg");
    var content = jQuery('div.jqPreload' + count + '').html();
    jQuery('div.jqPreload' + count + '').html(content
      + '<img src=\"' + imagetopreload + '\">')
   })
  }
 }
})(jQuery);
function MouseEvent(e) {
 this.x = e.pageX;
 this.y = e.pageY
}