function IsPhone(phoneNum)
{
	var isValid = false;
	var re = /^(1\s*[-\/\.]?)?(\((\d{3})\)|(\d{3}))\s*[-\/\.]?\s*(\d{3})\s*[-\/\.]?\s*(\d{4})\s*(([xX]|[eE][xX][tT])\.?\s*(\d+))*$/
	if (phoneNum.match(re)) 
	{
		isValid=true;
	} 
	return isValid

}

function IsEmail(email)
{
	var isValid = false;
	if(email!='')
	{
		
		var re = /^[A-Za-z0-9](([_\.\-]?[a-zA-Z0-9]+)*)@([A-Za-z0-9]+)(([\.\-]?[a-zA-Z0-9]+)*)\.([A-Za-z]{2,})$/
		if (email.match(re)) 
		{
			isValid=true;
		}
	} 
	else
	{
		isValid = true;
	}
	return isValid

}

function IsEmpty(testString)
{
	var isValid = true;	
	if (testString !='') 
	{
		isValid=false;
	} 

	return isValid

}