jquery Plugin--h5 mobile device Adaptive Transform scale

//Create a closed package(function($) {    //definition of plug-in$.fn.scale =function(options) {varobj = This; varopts =$.extend ({}, $.fn.scale.defaults, options);    Init (obj, opts); $ (window). Resize (function(event) {init (obj, opts);  });    }; functioninit (obj, opts) {varW =$ (window). width (); varh =$ (window). Height (); varObj_w = Obj.width () +opts.offset*2; if(w<opts.scale_w) {        varXScale = W/obj_w; Zoom ratiovarYscale =XScale; //Scaling and offsetsObj.css ({' Transform ': ' scale (' + XScale + ', ' + Yscale + ') ',          ' Transform-origin ': ' 0px 0px ',          /*IE 9*/'-ms-transform ': ' Scale (' + XScale + ', ' + Yscale + ') ',          '-ms-transform-origin ': ' 0px 0px ',          /*Safari and Chrome*/'-webkit-transform ': ' Scale (' + XScale + ', ' + Yscale + ') ',          '-webkit-transform-origin ': ' 0px 0px ',          /*Firefox*/'-moz-transform ': ' Scale (' + XScale + ', ' + Yscale + ') ',              '-moz-transform-origin ': ' 0px 0px ',          /*Opera*/'-o-transform ': ' Scale (' + XScale + ', ' + Yscale + ') ',              '-o-transform-origin ': ' 0px 0px '        }); }Else{obj.css ({' Display ': ' Block ',          ' Margin ': ' 0 auto ',          ' Transform ': ' Scale (1, 1) ',          ' Transform-origin ': ' 0px 0px ',          /*IE 9*/'-ms-transform ': ' Scale (1, 1) ',          '-ms-transform-origin ': ' 0px 0px ',          /*Safari and Chrome*/'-webkit-transform ': ' Scale (1, 1) ',          '-webkit-transform-origin ': ' 0px 0px ',          /*Firefox*/'-moz-transform ': ' Scale (1, 1) ',             '-moz-transform-origin ': ' 0px 0px ',          /*Opera*/'-o-transform ': ' Scale (1, 1) ',           '-o-transform-origin ': ' 0px 0px '         }); }  }  //plug -in defaults$.fn.scale.defaults ={scale_w:640,//scales the standard width, which is smaller than the width of this pixelOffset:20//Object Padding deviation  }; // closing closure}) (JQuery);

Call Mode:

    <script src= "Jquery-1.7.2.js" type= "Text/javascript" ></script>    <script src= "Jquery.scale.js" Type= "Text/javascript" ></script>    <script type= "Text/javascript" >        $ (function  () {            var opts = {                // scale standard, screen smaller than this pixel to zoom out                offset:20              };            $ ("#lal"). Scale (opts);        });     </script>

HTML code test.html

<! DOCTYPE html>
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jquery Plugin--h5 mobile device Adaptive Transform scale