//
function is_email( Email )
{
	var i;
	var j;
	var StringLength;
	
	var FindDot;
	
	if ( Email == "" )
	{

		return false
	}
	
	

	i = Email.search("@");
	j = -1
	StringLength = Email.length;

	for ( n= i + 2 ; n <= StringLength - 2 ; n++)
	{
		FindDot = Email.substr( n , 1 )
		if (FindDot == "." )
			j = n
	}			
			
	if ( i == -1 || j == -1)
	{

		return false;
	}

	return true
}

function popup( url, options )
{

	popup_window = window.open( url,'popup_window', options )
	popup_window.focus()
}
//