使用按鈕滾動滑塊

我用jquery.com中的一個例子來製作一個包含動態內容的滾動滑塊。現在我想知道如何製作左右圖像按鈕，以便我可以控制滾動並移除滾動條。使用按鈕滾動滑塊
<html lang="en"> 
    <head> 
    <meta charset="utf-8" /> 
    <title>jQuery UI Slider - Slider scrollbar</title> 
    <link rel="stylesheet" href="http://code.jquery.com/ui/1.9.2/themes/base/jquery-ui.css" /> 
    <script src="http://code.jquery.com/jquery-1.8.3.js"></script> 
    <script src="http://code.jquery.com/ui/1.9.2/jquery-ui.js"></script> 
    <link rel="stylesheet" href="/resources/demos/style.css" /> 
    <style> 
     .scroll-pane { overflow: auto; width: 99%; float:left; } 
     .scroll-content { width: 2440px; float: left; } 
     .scroll-content-item { width: 100px; height: 100px; float: left; margin: 10px; font-size: 3em; line-height: 96px; text-align: center; } 
     * html .scroll-content-item { display: inline; } /* IE6 float double margin bug */ 
     .scroll-bar-wrap { clear: left; padding: 0 4px 0 2px; margin: 0 -1px -1px -1px; } 
     .scroll-bar-wrap .ui-slider { background: none; border:0; height: 2em; margin: 0 auto; } 
     .scroll-bar-wrap .ui-handle-helper-parent { position: relative; width: 100%; height: 100%; margin: 0 auto; } 
     .scroll-bar-wrap .ui-slider-handle { top:.2em; height: 1.5em; } 
     .scroll-bar-wrap .ui-slider-handle .ui-icon { margin: -8px auto 0; position: relative; top: 50%; } 
    </style> 
    <script> 
     $(function() { 
     //scrollpane parts 
     var scrollPane = $(".scroll-pane"), 
     scrollContent = $(".scroll-content"); 
     //build slider 
     var scrollbar = $(".scroll-bar").slider({ 
      slide: function(event, ui) { 
      if (scrollContent.width() > scrollPane.width()) { 
       scrollContent.css("margin-left", Math.round(
       ui.value/100 * (scrollPane.width() - scrollContent.width()) 
      ) + "px"); 
      } else { 
       scrollContent.css("margin-left", 0); 
      } 
      } 
     }); 
     //append icon to handle 
     var handleHelper = scrollbar.find(".ui-slider-handle") 
      .mousedown(function() { 
      scrollbar.width(handleHelper.width()); 
      }) 
      .mouseup(function() { 
      scrollbar.width("100%"); 
      }) 
      .append("<span class='ui-icon ui-icon-grip-dotted-vertical'></span>") 
      .wrap("<div class='ui-handle-helper-parent'></div>").parent(); 
     //change overflow to hidden now that slider handles the scrolling 
     scrollPane.css("overflow", "hidden"); 
     //size scrollbar and handle proportionally to scroll distance 
     function sizeScrollbar() { 
      var remainder = scrollContent.width() - scrollPane.width(); 
      var proportion = remainder/scrollContent.width(); 
      var handleSize = scrollPane.width() - (proportion * scrollPane.width()); 
      scrollbar.find(".ui-slider-handle").css({ 
      width: handleSize, 
      "margin-left": -handleSize/2 
      }); 
      handleHelper.width("").width(scrollbar.width() - handleSize); 
     } 
     //reset slider value based on scroll content position 
     function resetValue() { 
      var remainder = scrollPane.width() - scrollContent.width(); 
      var leftVal = scrollContent.css("margin-left") === "auto" ? 0 : parseInt(scrollContent.css("margin-left")); 
      var percentage = Math.round(leftVal/remainder * 100); 
      scrollbar.slider("value", percentage); 
     } 
     //if the slider is 100% and window gets larger, reveal content 
     function reflowContent() { 
      var showing = scrollContent.width() + parseInt(scrollContent.css("margin-left"), 10); 
      var gap = scrollPane.width() - showing; 
      if (gap > 0) { 
      scrollContent.css("margin-left", parseInt(scrollContent.css("margin-left"), 10) + gap); 
      } 
     } 
     //change handle position on window resize 
     $(window).resize(function() { 
      resetValue(); 
      sizeScrollbar(); 
      reflowContent(); 
     }); 
     //init scrollbar size 
     setTimeout(sizeScrollbar, 10);//safari wants a timeout 
     }); 
    </script> 
    </head> 
    <body> 
    <div class="scroll-pane ui-widget ui-widget-header ui-corner-all"> 
     <div class="scroll-content"> 
     <div class="scroll-content-item ui-widget-header">1</div> 
     <div class="scroll-content-item ui-widget-header">2</div> 
     <div class="scroll-content-item ui-widget-header">3</div> 
     <div class="scroll-content-item ui-widget-header">4</div> 
     <div class="scroll-content-item ui-widget-header">5</div> 
     <div class="scroll-content-item ui-widget-header">6</div> 
     <div class="scroll-content-item ui-widget-header">7</div> 
     <div class="scroll-content-item ui-widget-header">8</div> 
     <div class="scroll-content-item ui-widget-header">9</div> 
     <div class="scroll-content-item ui-widget-header">10</div> 
     <div class="scroll-content-item ui-widget-header">11</div> 
     <div class="scroll-content-item ui-widget-header">12</div> 
     <div class="scroll-content-item ui-widget-header">13</div> 
     <div class="scroll-content-item ui-widget-header">14</div> 
     <div class="scroll-content-item ui-widget-header">15</div> 
     <div class="scroll-content-item ui-widget-header">16</div> 
     <div class="scroll-content-item ui-widget-header">17</div> 
     <div class="scroll-content-item ui-widget-header">18</div> 
     <div class="scroll-content-item ui-widget-header">19</div> 
     <div class="scroll-content-item ui-widget-header">20</div> 
     </div> 
     <div class="scroll-bar-wrap ui-widget-content ui-corner-bottom"> 
     <div class="scroll-bar"></div> 
     </div> 
    </div> 
    </body> 
</html>
來源
2013-01-07 user1944657