/*

 This function validates the passed form object
 
 Definition:
 SubmitForm(<formObject>)

*/

function SubmitForm()
{ 
	var args = SubmitForm.arguments;
	var pattern=/^([a-zA-Z0-9_.-])+@([a-zA-Z0-9_.-])+\.([a-zA-Z])+([a-zA-Z])+/;
	if(args[0].txtFirstname.value.length == 0)
	{
		alert("Please fill in your firstname.");
		return false;
	}
	if(args[0].txtSurname.value.length == 0)
	{
		alert("Please fill in your lastname.");
		return false;
	}
	if((args[0].txtEmail.value.length == 0) || (!pattern.test(args[0].txtEmail.value)))
	{
		alert("Please fill in your email properly.");
		return false;
	}
	if(args[0].txtContactNo.value.length == 0)
	{
		alert("Please fill in your contact number.");
		return false;
	}
	return true;
}