function my_random(n) {
if(navigator.appVersion.charAt(0) <=2 &&
navigator.appName.charAt(0) == "N") {
t = new Date();
t = t.getTime(); t += ""; t = t.substring(t.length-3,t.length); t = eval(t)/1000;
t = Math.floor(t*n);
return t;
}
else {
t = Math.floor(Math.random()*n);
return t;
}
}
var imgMax = 4; 
var imgRand = my_random(imgMax)+1;
if(imgRand == 1) document.write('<a href="game_top.html"><IMG SRC="img/space.gif" width="712" height="1270" alt="「TPさくら」"></a>');
else if(imgRand == 2) document.write('<a href="game_top.html"><IMG SRC="img/space.gif" width="712" height="1270" alt="「TPさくら」"></a>');
else if(imgRand == 3) document.write('<a href="anime_top.html"><IMG SRC="img/space.gif" width="712" height="1270"  alt="「TPさくら」"></a>');
else if(imgRand == 4) document.write('<a href="anime_top.html"><IMG SRC="img/space.gif" width="712" height="1270"  alt="「TPさくら」"></a>');
;