Nộp bài tại đây:
';return output}
this._get_file_ids=function(){var message_table=document.getElementById('wfu_messageblock_1');var next_block=document.getElementById('wfu_messageblock_subheader_1').nextSibling;var prefix='wfu_messageblock_1_';var file_ids=[];while(next_block!=null){if(next_block.nodeType===1&&next_block.id.substr(0,prefix.length)==prefix)
file_ids.push(next_block.id.substr(next_block.id.lastIndexOf("_")+1));next_block=next_block.nextSibling}
return file_ids}
this._headerdetails_toggle=function(){var item1=document.getElementById('wfu_messageblock_arrow_1');var item2=document.getElementById('wfu_messageblock_arrow_1_up');var item3=document.getElementById('wfu_messageblock_arrow_1_down');var item4=document.getElementById('wfu_messageblock_subheader_1');var item5=document.getElementById('wfu_messageblock_subheader_1_message');var item6=document.getElementById('wfu_messageblock_subheader_1_adminmessage');var item7=document.getElementById('wfu_messageblock_header_1_state');var file_ids=this._get_file_ids();var show=(item2.style.display=="none");if(show){item2.style.display="";item3.style.display="none";if(item5.style.display!="none"||item6.style.display!="none")item4.style.display="";item7.value="";for(var i=0;i
