var t = '<form action="http://www.teachers4u.co.uk/contactform/send-form.php?id=2" name="checkFRM" id="checkFRM" onsubmit="return checkMandatory()" method="post" enctype="multipart/form-data" ><table style="font-family:Arial; font-size:10px; color:000000" bgcolor=""><tr><td>Name</td><td><input type=\'text\' value=\'\' size=\'17\' name=\'field3\'></td></tr><tr><td>Tel</td><td><input type=\'text\' value=\'\' size=\'17\' name=\'field4\'></td></tr><tr><td>Email</td><td><input type=\'text\' value=\'\' size=\'17\' name=\'field5\'></td></tr><tr><td>Comments</td><td><textarea cols=\'17\' rows=\'3\' name=\'field6\'></textarea></td></tr><tr><td>Where did you hear of us</td><td><input type=\'text\' value=\'\' size=\'17\' name=\'field7\'></td></tr><tr>	<td>Verification:</td>	<td valign="middle"><img src="http://www.teachers4u.co.uk/contactform/captcha.php" align="absmiddle"  /><input name="vercode" type="text" size="5" /></td></tr>	<tr>	<td>&nbsp;</td>	<td><input type="submit" name="Submit" value="Send message" /></td></tr></table></form>';
document.write(t);

		function checkMandatory(){	
			var flag = true;
			var message = 'Please fill in all mandatory fields !';
		
			if (flag == false) {
				alert(message);
			};

					
			return flag;

		};