<html> <head> <SCRIPT type="text/javascript"> function askuser() { answer=prompt("Are you Male or Female?") if ( answer == "female") {document.bgColor="pink"} if(answer == "male") {document.bgColor="lightblue"} } </script> </head> <body bgcolor="lightyellow"> <h1>Welcome</h1> <form> <input type="button" value="Identify your Sex" onClick="askuser()"> </form> </body </html>