function ValidateSubmit()
{
	
	if(!Required('txtFirstName','lblFirstName','Required'))
		return false;
	if(!Required('txtLastName','lblLastName','Required'))
		return false;
	if(!Required('txtEmail','lblEmail','Required'))
		return false;
	if(!CheckEmail('txtEmail'))
		return false;	
	if(!Required('txtPhone1','lblPhone','Required'))
		return false;
	if(!Required('txtPhone2','lblPhone','Required'))
		return false;	
	if(!Required('txtPhone3','lblPhone','Required'))
		return false;
	var phone1 = document.getElementById('txtPhone1').value;
	var phone2 = document.getElementById('txtPhone2').value;
	var phone3 = document.getElementById('txtPhone3').value;	
	if((phone1 != '') || (phone2 != '') || (phone3 != ''))
	{
		if(!ValidateLength('txtPhone1', 3))
		{
			alert('Please enter correct phone no.');
			document.getElementById('txtPhone1').focus();
			return false;
		}
		if(!ValidateLength('txtPhone2', 3))
		{
			alert('Please enter correct phone no.');
			document.getElementById('txtPhone2').focus();
			return false;
		}
		if(!ValidateLength('txtPhone3', 4))
		{
			alert('Please enter correct phone no.');
			document.getElementById('txtPhone3').focus();
			return false;
		}
	}
	
	if(!Required('txtAvailability','lblAvailability','Required'))
		return false;	
	var phone1 = document.getElementById('txtFax1').value;
	var phone2 = document.getElementById('txtFax2').value;
	var phone3 = document.getElementById('txtFax3').value;	
	if((phone1 != '') || (phone2 != '') || (phone3 != ''))
	{
		if(!ValidateLength('txtFax1', 3))
		{
			alert('Please enter correct fax no.');
			document.getElementById('txtFax1').focus();
			return false;
		}
		if(!ValidateLength('txtFax2', 3))
		{
			alert('Please enter correct fax no.');
			document.getElementById('txtFax2').focus();
			return false;
		}
		if(!ValidateLength('txtFax3', 4))
		{
			alert('Please enter correct fax no.');
			document.getElementById('txtFax3').focus();
			return false;
		}
	}
	var zip = document.getElementById('txtZip').value;
	if(zip != '')
	{
		if(!ValidateLength('txtZip', 5))
		{
			alert('Please enter correct Zip code');
			document.getElementById('txtZip').focus();
			return false;
		}
	}
 return true;
}