非常奇怪的问题

Question

function getPreviousImgShow2(){ if(counts2>=16) { counts2=counts2-16; getRandomImgShow2(); } else { counts2=sum_item2+counts2-16+1; while(counts2<0) { counts2=counts2+sum_item2+1; } getRandomImgShow2(); }}function getRandomImgShow2(){   if (document.all){    newimgInit0.filters.revealTrans.Transition=10;    newimgInit1.filters.revealTrans.Transition=10;     newimgInit2.filters.revealTrans.Transition=10;     newimgInit3.filters.revealTrans.Transition=10;     newimgInit4.filters.revealTrans.Transition=10;     newimgInit5.filters.revealTrans.Transition=10;     newimgInit6.filters.revealTrans.Transition=10;     newimgInit7.filters.revealTrans.Transition=10;       newimgInit0.filters.revealTrans.apply();    newimgInit1.filters.revealTrans.apply();    newimgInit2.filters.revealTrans.apply();    newimgInit3.filters.revealTrans.apply();    newimgInit4.filters.revealTrans.apply();    newimgInit5.filters.revealTrans.apply();    newimgInit6.filters.revealTrans.apply();    newimgInit7.filters.revealTrans.apply();    newimgInit0.filters.revealTrans.play();    newimgInit1.filters.revealTrans.play();    newimgInit2.filters.revealTrans.play();    newimgInit3.filters.revealTrans.play();    newimgInit4.filters.revealTrans.play();    newimgInit5.filters.revealTrans.play();    newimgInit6.filters.revealTrans.play();    newimgInit7.filters.revealTrans.play();    } var index_tmp2 = getRandom2();      newimgInit0.src = Group2[index_tmp2][2]; newhref0.href = Group2[index_tmp2][0]; newBloghref0.href=Group2[index_tmp2][0]; document.all.newBlogdiv0.innerHTML=Group2[index_tmp2][1]; index_tmp2 = getRandom2(); newimgInit1.src = Group2[index_tmp2][2]; newhref1.href = Group2[index_tmp2][0]; newBloghref1.href=Group2[index_tmp2][0]; document.all.newBlogdiv1.innerHTML=Group2[index_tmp2][1]; index_tmp2 = getRandom2(); newimgInit2.src = Group2[index_tmp2][2]; newhref2.href = Group2[index_tmp2][0]; newBloghref2.href=Group2[index_tmp2][0]; document.all.newBlogdiv2.innerHTML=Group2[index_tmp2][1]; index_tmp2 = getRandom2(); newimgInit3.src = Group2[index_tmp2][2]; newhref3.href = Group2[index_tmp2][0]; newBloghref3.href=Group2[index_tmp2][0]; document.all.newBlogdiv3.innerHTML=Group2[index_tmp2][1]; index_tmp2 = getRandom2(); newimgInit4.src = Group2[index_tmp2][2]; newhref4.href = Group2[index_tmp2][0]; newBloghref4.href=Group2[index_tmp2][0]; document.all.newBlogdiv4.innerHTML=Group2[index_tmp2][1]; index_tmp2 = getRandom2(); newimgInit5.src = Group2[index_tmp2][2]; newhref5.href = Group2[index_tmp2][0]; newBloghref5.href=Group2[index_tmp2][0]; document.all.newBlogdiv5.innerHTML=Group2[index_tmp2][1]; index_tmp2 = getRandom2(); newimgInit6.src = Group2[index_tmp2][2]; newhref6.href = Group2[index_tmp2][0]; newBloghref6.href=Group2[index_tmp2][0]; document.all.newBlogdiv6.innerHTML=Group2[index_tmp2][1]; index_tmp2 = getRandom2(); newimgInit7.src = Group2[index_tmp2][2]; newhref7.href = Group2[index_tmp2][0]; newBloghref7.href=Group2[index_tmp2][0]; document.all.newBlogdiv7.innerHTML=Group2[index_tmp2][1]; clearTimeout(theTimer2); theTimer2=setTimeout('getRandomImgShow2()', refurbishtime2); }if(document.all){  getRandomImgShow2();} </script>