Music Bar Generator

alarm[0]=5;

if(instance_exists(objMusicBar)=true){

    with(objMusicBar){ instance_destroy(); }

}

for(xx=0; xx<800; xx+=32){

    ranYY = (irandom_range(25,47)*12);

    for(yy=564; yy>=ranYY; yy-=12){

        instance_create(xx,yy,objMusicBar);

    }

}