// Student.js

function isValidData()
{
	if (Trim(document.frm_student.txt_studentName.value) == '')
	{
		alert ('Please enter name');
		document.frm_student.txt_studentName.focus();
		return false;
	}
	
	if (Trim(document.frm_student.txt_address1.value) == '')
	{
		alert ('Please enter address');
		document.frm_student.txt_address1.focus();
		return false;
	}
	
	if (Trim(document.frm_student.txt_address1.value) == '' && 
		Trim(document.frm_student.txt_address2.value) != '')
	{
		alert ('Please enter address');
		document.frm_student.txt_address1.focus();
		return false;
	}
	
	
	if (Trim(document.frm_student.txt_email.value) == '')
	{
		alert ('Please enter email');
		document.frm_student.txt_email.focus();
		return false;
	}
	if (Trim(document.frm_student.txt_email.value) != '')
	{
		if (!isEmail(document.frm_student.txt_email.value))
		{
			alert ('Please enter valid email');
			document.frm_student.txt_email.focus();
			return false;
		}
	}
	
	if (Trim(document.frm_student.txt_phone1.value) != '')
	{
		if (!checkTelNo(document.frm_student.txt_phone1.value))
		{
			alert ('Please enter valid numbers');
			document.frm_student.txt_phone1.focus();
			return false;
		}
	}
	
	if (Trim(document.frm_student.txt_phone2.value) != '')
	{
		if (!checkTelNo(document.frm_student.txt_phone2.value))
		{
			alert ('Please enter valid numbers');
			document.frm_student.txt_phone2.focus();
			return false;
		}
	}
	
	
	if (Trim(document.frm_student.txt_phone3.value) == '')
	{
		alert ('Please enter phone number');
		document.frm_student.txt_phone3.focus();
		return false;
		
	}
	
	if (Trim(document.frm_student.txt_phone3.value) != '')
	{
		if (!checkTelNo(document.frm_student.txt_phone3.value))
		{
			alert ('Please enter valid numbers');
			document.frm_student.txt_phone3.focus();
			return false;
		}
	}
	
	if (Trim(document.frm_student.txt_mobile.value) != '')
	{
		if (!checkTelNo(document.frm_student.txt_mobile.value))
		{
			alert ('Please enter valid numbers');
			document.frm_student.txt_mobile.focus();
			return false;
		}
	}
	
	
	
	if (!document.frm_student.rad_time[0].checked && !document.frm_student.rad_time[1].checked &&
	    !document.frm_student.rad_time[2].checked)
	{
		alert ('Please select when you like to join course');
		return false;
	}
	
	return true;
	
}

function submitForm()
{
	
	if (isValidData())
	{
		document.frm_student.action = 'src/S_Form.asp';
		//document.frm_student.action = '../S_Form.htm';
		document.frm_student.method = 'POST';
		document.frm_student.submit();
	}

}


function clearCourseText()
{
	
	if (Trim(document.frm_student.txt_courseTime.value) == 'Specify Time frame')
	{
		document.frm_student.txt_courseTime.value = '';
		document.frm_student.txt_courseTime.focus();
	}
	
}

function addText()
{
	if (Trim(document.frm_student.txt_courseTime.value) == '')
	{
		document.frm_student.txt_courseTime.value = '';
	}
}