varpreview_page="/wenzhang/92/92700/486163792.html";
varnext_page="/wenzhang/92/92700/";
varindex_page="/wenzhang/92/92700/";
functionjumpPage(){
if(event.keyCode==37)location=preview_page;
if(event.keyCode==39)location=next_page;
if(event.keyCode==13)location=index_page;
}
document.onkeydown=jumpPage;