1. To create a slider component, you only need to add a <input> element and set the type attribute value to range. In JQuery Mobile, the slider component consists of two parts: an adjustable numeric input box, and a sliding bar that can be dragged to modify the numbers in the input box. Set the value range of the slider by adding min and max values. 2. Sample Code: <HTML> <HEAD> <TITLE> New Document </TITLE> <meta name = "viewport" content = "width = device-width, initial-scale = 1 "/> <link href =" Css/jquery.mobile-1.2.0.min.css "rel =" Stylesheet "type =" text/css "/> <script src =" Js/jquery-1.8.3.min.js" type "text/javascript"> </script> <script src = "Js/jquery. mobile-1.2.0.min.js "type =" text/javascript "> </script> <style type =" text/css "> # spnPrev {margin-top: 10px; width: 100px; height: 70px; border: solid 1px # ccc; float: right} </style> <script type = "text/javascript"> // function $ (id) {return document. getElementById (id);} function setSpnColor () {var strColor = "rgb (" + $ ("# txtR "). val () + ", 233,244)"; $ ("spnPrev "). style. backgroundColor = strColor ;} </script> </HEAD> <BODY> <div data-role = "page"> <div data-role = "header">