function go(bkid1){
w=800 
h=600 
  
if (window.screen) { 
    w = window.screen.availWidth; 
    h = window.screen.availHeight; 
   }

window.open("/interface/go.php?bkid="+bkid1,"place_bets","menubar=0,resizable=1,width="+w+",height="+h+",scrollbars=1");	
}