function VerifyMobileNumber( MobileNumber )
{
	if( !CheckNumber( MobileNumber ))
	{
		return  "手机号只能包含数字!";
	}
	if( MobileNumber.length < 11 )
	{
		return "手机号长度不够!";
	}
	if( MobileNumber.indexOf( "1" )!=0 )
	{
		return "手机号无效!";
	}
	var ThirdChar = MobileNumber.charAt(2);
	var ThirdCharNum = eval( ThirdChar );
	if( ThirdCharNum < 4 )
	{
		return "系统暂不支持联通用户!";
	}
	return "";
}
function CheckNumber( number )    //只允许数字
{
	for( var i=0; i< number.length;  i++ )
	{
		if( number.charAt(i) < '0' || number.charAt(i) >'9' )
		{
			return false;
		}
	}
	return true;
}
function VerifyPassword( Password )   //只允许数字和字母
{
	for( var i=0; i< Password.length; i++ )
	{
		var pChar = Password.charAt(i);
		if( pChar <'0' || ( pChar >'9' && pChar < 'A' ) || (pChar > 'Z' && pChar <'a') || pChar > 'z' )
		{
			return false;
		}
	}
	return true;
}