var bmute=false;
function showerror()
{
alert('Please download and install TVU player first then enjoy the TV programs.');
return true;
};

function play(url1)
{var showurl="tvup://ps3.tvunetworks.com:3940/"+url1+".0.0.0";tvu.Stop();
tvu.Play(showurl);while(tvu.Mute!=bmute){mute();
}
};

function stop()
{tvu.Stop();};

function killErrors()
{return true;};

function refresh()

{tvu.Refresh();};

function vup()
{var nVol=tvu.Volume+15;if(nVol>=100)tvu.Volume=100;else tvu.Volume=nVol;};

function vdown()

{var nVol=tvu.Volume-15;if(nVol<=0)tvu.Volume=0;else tvu.Volume=nVol;};

function mute()
{if(!tvu.Mute){tvu.Mute=true;bmute=true;}else{tvu.Mute=false;bmute=false;}} 

function startup(url1)
{
     if(checknum(url1))
     {
     var showurl="tvup://ps3.tvunetworks.com:3940/"+url1+".0.0.0";
     tvu.Stop();
     tvu.Play(showurl);
     }
}