var myhome = [
{ src : "home01"
},

{ src : "home02"
},

{ src : "home03"
},

{ src : "home04"
},

{ src : "home05"
},

{ src : "home06"
},

{ src : "home07"
},

{ src : "home08"
}

];

function random_home(){
var ry=Math.floor(Math.random()*myhome.length)
document.write('<img src="images/home/'+myhome[ry].src
+'.jpg" width="445" height="215" alt="" />');
if(myhome.length>1){
myhome[ry]=myhome[myhome.length-1];
myhome.length--;
}
}