py[1]=0;
px[2]=4;
py[2]=1;
px[3]=5;
py[3]=1;
break;}
case 19:{
px[0]=3;
py[0]=0;
px[1]=4;
py[1]=0;
px[2]=5;
py[2]=0;
px[3]=6;
py[3]=0;
break;}
case 20:{
px[0]=5;
py[0]=0;
px[1]=5;
py[1]=1;
px[2]=5;
py[2]=2;
px[3]=5;
py[3]=3;
break;}
}
if(firstview){
firstview=false;
randbar();
return;
}
for(i=0;i<4;i++){
for(j=0;j<4;j++){
previewbar.children[j].children[i].classname="bk";
}
}
for(i=0;i<4;i++)previewbar.children[py[i]].children[px[i]-3].classname="mb";
for(i=0;i<4;i++){
if(getclass(bx[i],by[i])!="bk"){
alert("game over!");
window.clearinterval(mtimer);
play.disabled=false;
gamestate=0;
return;
}
}
for(i=0;i<4;i++)setclass(bx[i],by[i],"mb");
}
// -->
</script>
</head>
<body bgcolor=black onkeydown="return keycontrol();">
<center>
<p><b><font color=red>俄罗斯方块</font></b></p>
<table cellspacing=0 cellpadding=0 class=gt border=1 bordercolor="lightyellow " style="position:absolute;left:220px;top:53px;">
<tbody id=gamebar>