function Email(email)
{
	//Valida um e-mail


	var checkOK = ".@abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890_-";
	var valid = true
	for (i = 0;  i < email.length;  i++)
	{
		ch = email.charAt(i);
		for (j = 0;  j < checkOK.length;  j++)
			if (ch == checkOK.charAt(j))
			break;
		if (j == checkOK.length)
		{
			valid = false
		}
	}
	if (!valid)
		{return false}
	else
	{
		if (email.indexOf("@") == -1)
			{return false}
		else
		{
			var email_split = email.split("@")
			
			if (email_split.length != 2)
				{return false}
			else
			{
				var part1 = email_split[0]
				var part2 = email_split[1]
				
				if (part1.length < 1)
					{return false}
				else
				{
					if (part2.indexOf(".") == -1)
						{return false}
					else
					{
						part2_split = part2.split(".")
						var part3 = part2_split[0]
						var part4 = part2_split[1]
						
						if ((part3.length < 1) || (part4.length < 1))
							{return false}
						else
							{return true}
					}
				}
			}
		}
	}
}