function EmailValid(email)
	{
		if(email=="")
		{
		alert("Anda belum mengisi Email!")
		return false
		}
		len = email.length
		
		if((email.charAt(1)=='@')||(email.charAt(1)=='.'))
		{
		alert("Format Email Salah!")
		return false
		}
		if((email.charAt(len-2)=='@')||(email.charAt(len-2)=='.'))
		{
		alert("Format Email Salah!")
		return false
		}
		
				

		count=0
		dotcount=0
	for (i=0; i< email.length; i++)
		{
			if(email.charAt(i)=='@')
			count++
			if(email.charAt(i)=='.')
			dotcount++
		 }
		
			 if((count !=1)||(dotcount >3))
			 	{
			 	alert("Format Email Salah!")
			 	return false
			 	}
		
		
	return true
	}
	
function ValidPhone(aphone)
{
	var valid = "0123456789";

		if(aphone=="")
		{
		alert("Anda belum mengisi No.Handphone!")
		return false
		}
		
		if(aphone.length <= 5 || aphone.length >= 15)
		{
		alert("No.Handphone salah! Silahkan ulangi.")
		return false
		}
		
		
		for (var i=0; i < aphone.length; i++)
		{
		temp = "" + aphone.substring(i, i+1);
		
		
			if (valid.indexOf(temp) == "-1") 
			{
			alert("Format No.Handphone salah.  Silahkan ulangi.")
			return false;
			}
		}
		
	
		return true
}

function valid_required(field)
{
	if(field=="") 
	{
	return false;
	}

	return true;
}