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<?xml version="1.0" encoding="utf-8"?>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"

	  "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en">

  <head>

    <title>example</title>

    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

    <style type="text/css">

      /* uncomment this for the last test*/

      /* #example-para{display:none !important; visibility: hidden !important} */

    </style>

  </head>

  <body id="example">

    <div id="example-branding">

      <h2 id="example-heading"><a href="http://www.example.com">Example Site</a></h2>

      <p id="example-para">Example paragraph</p>

    </div>

    <script type="text/javascript" src="prototype.js"></script>

    <script type="text/javascript">



      var elem = $("example-para");

      var wrapper = $("example-branding");



      console.log("displayed wrapper, displayed elem:" + 

                  "\nviewportoffset() " + elem.viewportOffset() + 

                  "\nvisible() " + elem.visible() +

                  "\ngetStyle('display') " + elem.getStyle("display") +

                  "\ngetStyle('visibility') " + elem.getStyle("visibility")

                 );

      elem.hide();

      console.log("displayed wrapper, hidden elem:" + 

                  "\nviewportoffset() " + elem.viewportOffset() + 

                  "\nvisible() " + elem.visible() +

                  "\ngetStyle('display') " + elem.getStyle("display") +

                  "\ngetStyle('visibility') " + elem.getStyle("visibility")

                 );

      elem.show();

      wrapper.hide();

      console.log("hidden wrapper, shown elemm:" + 

                  "\nviewportoffset() " + elem.viewportOffset() + 

                  "\nvisible() " + elem.visible() +

                  "\ngetStyle('display') " + elem.getStyle("display") +

                  "\ngetStyle('visibility') " + elem.getStyle("visibility")

                 );

      wrapper.show();

      elem.setStyle({visibility:"hidden"});

      console.log("displayed wrapper, invisible elem:" + 

                  "\nviewportoffset() " + elem.viewportOffset() + 

                  "\nvisible() " + elem.visible() +

                  "\ngetStyle('display') " + elem.getStyle("display") +

                  "\ngetStyle('visibility') " + elem.getStyle("visibility")

                 );

      wrapper.setStyle({visibility:"hidden"});

      elem.setStyle({visibility:"visible"});

      console.log("invisible wrapper, visible elem:" + 

                  "\nviewportoffset() " + elem.viewportOffset() + 

                  "\nvisible() " + elem.visible() +

                  "\ngetStyle('display') " + elem.getStyle("display") +

                  "\ngetStyle('visibility') " + elem.getStyle("visibility")

                 );

      wrapper.setStyle({visibility:"visible"});

      elem.setStyle({textIndent:"-10000px"});

      console.log("visible wrapper, negative indented elem:" + 

                  "\nviewportoffset() " + elem.viewportOffset() + 

                  "\nvisible() " + elem.visible() +

                  "\ngetStyle('display') " + elem.getStyle("display") +

                  "\ngetStyle('visibility') " + elem.getStyle("visibility")

                 );

      elem.setStyle({textIndent:"0px"});

      wrapper.setStyle({textIndent:"-10000px"});

      console.log("negative indented wrapper, visible elem:" + 

                  "\nviewportoffset() " + elem.viewportOffset() + 

                  "\nvisible() " + elem.visible() +

                  "\ngetStyle('display') " + elem.getStyle("display") +

                  "\ngetStyle('visibility') " + elem.getStyle("visibility")

                 );

      wrapper.setStyle({textIndent:"0px"});

      elem.setStyle({position:"relative",left:"-10000px"})

      console.log("visible wrapper, negative positioned elem:" + 

                  "\nviewportoffset() " + elem.viewportOffset() + 

                  "\nvisible() " + elem.visible() +

                  "\ngetStyle('display') " + elem.getStyle("display") +

                  "\ngetStyle('visibility') " + elem.getStyle("visibility")

                 );

      elem.setStyle({position:"relative",left:"10000px"})

      console.log("visible wrapper, positive positioned elem:" + 

                  "\nviewportoffset() " + elem.viewportOffset() + 

                  "\nvisible() " + elem.visible() +

                  "\ngetStyle('display') " + elem.getStyle("display") +

                  "\ngetStyle('visibility') " + elem.getStyle("visibility")

                 );

      elem.setStyle({position:"static",display:"inline"})

      console.log("visible wrapper, inline elem:" + 

                  "\nviewportoffset() " + elem.viewportOffset() + 

                  "\nvisible() " + elem.visible() +

                  "\ngetStyle('display') " + elem.getStyle("display") +

                  "\ngetStyle('visibility') " + elem.getStyle("visibility")

                 );

      elem.setStyle({display:"block", visibility:"visible"})

      console.log("hidden css with !important, displayed elem:" + 

                  "\nviewportoffset() " + elem.viewportOffset() + 

                  "\nvisible() " + elem.visible() +

                  "\ngetStyle('display') " + elem.getStyle("display") +

                  "\ngetStyle('visibility') " + elem.getStyle("visibility") +

                  "\ngetComputedStyle() \n"

                 );

      console.log(getComputedStyle(elem,null));

    </script>

 

<!--

Test results in Firebug console:



displayed wrapper, displayed elem: 

viewportoffset() 8,69 

visible() true 

getStyle('display') block 

getStyle('visibility') visible



displayed wrapper, hidden elem: 

viewportoffset() 0,0 

visible() false 

getStyle('display') none 

getStyle('visibility') visible



hidden wrapper, shown elemm: 

viewportoffset() 0,0 

visible() true 

getStyle('display') block 

getStyle('visibility') visible



displayed wrapper, invisible elem: 

viewportoffset() 8,69 

visible() true 

getStyle('display') block 

getStyle('visibility') hidden



invisible wrapper, visible elem: 

viewportoffset() 8,69 

visible() true 

getStyle('display') block 

getStyle('visibility') visible



visible wrapper, negative indented elem: 

viewportoffset() 8,69 

visible() true 

getStyle('display') block 

getStyle('visibility') visible



negative indented wrapper, visible elem: 

viewportoffset() 8,69 

visible() true 

getStyle('display') block 

getStyle('visibility') visible



visible wrapper, negative positioned elem: 

viewportoffset() -9992,69 

visible() true 

getStyle('display') block 

getStyle('visibility') visible



visible wrapper, positive positioned elem: 

viewportoffset() 10008,69 

visible() true 

getStyle('display') block 

getStyle('visibility') visible



visible wrapper, inline elem: 

viewportoffset() 8,69 

visible() true 

getStyle('display') inline 

getStyle('visibility') visible



//uncomment the style def for this test



hidden css with !important, displayed elem: 

viewportoffset() 8,69 

visible() true 

getStyle('display') block 

getStyle('visibility') visible 

getComputedStyle() ComputedCSSStyleDeclaration position=static display=none visibility=hidden

-->

 

  </body>

</html>
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