<html> <head> <script type="text/javascript"> cc=0; function changeimage() { if (cc==0) { cc=1; document.getElementById('myimage').src="bulbon.gif"; } else { cc=0; document.getElementById('myimage').src="bulboff.gif"; } } </script> </head> <body> <img id="myimage" onclick="changeimage()" border="0" src="bulboff.gif" width="100" height="180" /> <p>Click to turn on/off the light</p> </body> </html>
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