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<!DOCTYPE html> <html> <head> <script> function color(color) { document.forms[0].myInput.style.background = color; } </script> </head> <body> <form> Write a message:<br> <input type="text" onkeydown="color('yellow')" onkeyup="color('white')" name="myInput"> </form> </body> <!-- Mirrored from www.w3schools.com/js/tryit.asp?filename=tryjs_events_onkeydownup by HTTrack Website Copier/3.x [XR&CO'2014], Fri, 23 Jan 2015 07:37:16 GMT --> </html>
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