function check_invoer_inlog(val,field,type)
{
	if(field == 'username')
	{
		if(type == 'blur')
		{
			if(val.value == '')
			{
				val.value = 'E-mail adres';
			}
		}
		if(type == 'focus')
		{
			if(val.value == 'E-mail adres')
			{
				val.value = '';
			}
		}
	}
	
	if(field == 'password')
	{
		if(type == 'blur')
		{
			if(val.value == '')
			{
				val.value = 'Wachtwoord';
			}
		}
		if(type == 'focus')
		{
			if(val.value == 'Wachtwoord')
			{
				val.value = '';
			}
		}
	}
}