function validate_email(field,alerttxt)
{
	with (field)
	{
	apos=value.indexOf("@")
	dotpos=value.lastIndexOf(".")
	if (apos<1||dotpos-apos<2) 
	  {alert(alerttxt);return false}
	else {return true}
	}
}

function validate_field(field,alerttxt)
{
	with (field)
	{
	if (value==null||value=="")
	  {alert(alerttxt);return false}
	else {return true}
	}
	}

function validate_update(thisform)
{  
	with (thisform)
	{
	if (validate_field(FirstName,"First Name is a Required Field")==false)
	  {email.focus();return false}
	
	if (validate_field(LastName,"Last Name is a Required Field")==false)
	  {LastName.focus();return false}

	if (validate_field(Location,"Location is a Required Field")==false)
	  {Location.focus();return false}
	 
	 if (validate_field(AboutMe,"About Me is a Required Field")==false)
	  {AboutMe.focus();return false}

	if (validate_field(YearStarted,"Year Started is a Required Field")==false)
	  {YearStarted.focus();return false}
	  
	if (validate_field(YearFinished,"Year Finished is a Required Field")==false)
	  {YearFinished.focus();return false}

	if (validate_field(password,"Password is a Required Field")==false)
	  {password.focus();return false}
	}
}

function validate_registration(thisform)
{
	with (thisform)
	{
	if (validate_email(email,"Not a valid e-mail address!")==false)
	  {email.focus();return false}
	
	if (validate_field(password,"Password is a Required Field")==false)
	  {password.focus();return false}
	
	if (validate_field(FirstName,"First Name is a Required Field")==false)
	  {email.focus();return false}
	
	if (validate_field(LastName,"Last Name is a Required Field")==false)
	  {LastName.focus();return false}

	if (validate_field(Location,"Location is a Required Field")==false)
	  {Location.focus();return false}
	 
	 if (validate_field(AboutMe,"About Me is a Required Field")==false)
	  {AboutMe.focus();return false}

	if (validate_field(YearStarted,"Year Started is a Required Field")==false)
	  {YearStarted.focus();return false}
	  
	if (validate_field(YearFinished,"Year Finished is a Required Field")==false)
	  {YearFinished.focus();return false}
	}
}

function validate_wall(thisform)
{
	with (thisform)
	{
	if (validate_field(Content,"The Content is a Required Field!")==false)
	  {Content.focus();return false}
	}	
}