<!DOCTYPE html>
<html>
<body>
<h2> Read a character and print Male or Female based on M or F and otherwise "Invalid Character". </h2>
<table border="2px">
<tr>
<th>Enter character: </th>
<td><input type="text" name="txt_string" id="charecter" maxlength="1" size="1"/></td>
</tr>
<tr>
<td colspan="2" align="center">
<input type="submit" value="click me" onclick="findMale()"/></td>
</tr>
</table>
<script language="JavaScript">
function findMale() {
var ch = document.getElementById("charecter").value;
if(ch == "M" || ch == "m") {
document.write("You have entered: "+ch+" "+"is Male.");
}
else if(ch == "F" || ch == "f") {
document.write("You have entered: "+ch+" "+"is Female.");
}
else {
document.write("You have entered: "+ch+" "+" which is invalid choice.");
}
}
</script>
</body>
</html>
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