/*
	创建控件
*/
function createFGTVCtrl(  )
{
	var adshell = null;
	try
	{
		adshell = new ActiveXObject("ForceGridTV.ForceGridTVCtrl");		
	}
	catch(e)
	{
	}
	return adshell;
}

/*
	检查是否已经是最新版
	返回值
	NO_INSTALL   未安装
	VER_TOOLOW	 版本太低
	SUCCESS      正确

*/
function checkVersion( version )
{
	var adshell = createFGTVCtrl();
	if( adshell == null )
		return "NO_INSTALL";
	try{
		var curVer = adshell.GetCurVersion();
		if( curVer < version )
			return "VER_TOOLOW"
		else
			return "SUCCESS"
	}
	catch( e )
	{
		return "NO_INSTALL";
	}


}

function checkAndDownload( version, newaddr )
{
	
	
	if( checkVersion( version ) != "SUCCESS" )
	{
		
		window.location.href = newaddr;
	}
	
}