<script type="text/javascript">
var xhr=false; var actionType; //todo: var sId=1; function createXmlHttp() {//创建xhr对象 var xhobj = false; try { xhobj = new ActiveXObject("Msxml2.XMLHTTP"); // ie msxml3.0+ } catch (e) { try { xhobj = new ActiveXObject("Microsoft.XMLHTTP"); //ie msxml2.6 } catch (e2) { xhobj = false; } } if (!xhobj && typeof XMLHttpRequest != 'undefined') {// Firefox, Opera 8.0+, Safari xhobj = new XMLHttpRequest(); } return xhobj; } window.onload=function(){ xhr=new createXmlHttp(); } function doSupport(isSupport){ xhr.open("POST","DoSupport.ashx",true); xhr.setRequestHeader("Content-Type","application/x-www-form-urlencoded"); xhr.onreadystatechange=watching; if(isSupport){ actionType=1; xhr.send("sId="+sId+"&isSup="+actionType); } else{ actionType=0; xhr.send("sId="+sId+"&isSup="+actionType); } } function watching(){ if(xhr.readyState>=4){ if(xhr.status==200){ var resText=xhr.responseText; var resArr=resText.split(","); if(resArr[0]=="ok"){ if(actionType==1){ document.getElementById("spanSup").innerHtml=resArr[1]; } else{ document.getElementById("spanDisSup").innerHtml=resArr[1]; } } else{ //todo: } } } } function AddComment(){ xhr.open("POST","DoAddComments.ashx",true); xhr.setreadystatechange=watchingComments; xhr.setRequestHeader("Content-Type","application/x-www-form-urlencoded"); var urlData="sId"+sId+"&txtContents="+document.getElementByIdea("txtComments").value; xhr.send(urlData); } function watchingComments(){ if(xhr.readyStates>=4){ if(xhr.status==200){ var resText=xhr.responseText; if(resText=="ok"){ var commentsTable=document.getElementById("txtComments");//获取评论的表格对象 var newRow=commentsTable.insertRow(commentsTable.row.length); var nTd1=newRow.insertCell(); var nTd2=newRow.insertCell(); nTd1.innerHtml=nowLoginUser; nTd2.innerHtml=document.getElementById("txtComments").value; } else{ //todo: } } else{ alert(xhr.status); } } } <script>
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1 <br><script type="text/javascript"> 2 ? 3 var xhr=false; 4 var actionType; 5 //todo: 6 var sId=1; 7 function createXmlHttp() {//创建xhr对象 8 var xhobj = false; 9 try { 10 xhobj = new ActiveXObject("Msxml2.XMLHTTP"); // ie msxml3.0+ 11 } catch (e) { 12 try { 13 xhobj = new ActiveXObject("Microsoft.XMLHTTP"); //ie msxml2.6 14 } catch (e2) { 15 xhobj = false; 16 } 17 } 18 if (!xhobj && typeof XMLHttpRequest != 'undefined') {// Firefox, Opera 8.0+, Safari 19 xhobj = new XMLHttpRequest(); 20 } 21 return xhobj; 22 } 23 window.onload=function(){ 24 xhr=new createXmlHttp(); 25 } 26 function doSupport(isSupport){ 27 xhr.open("POST","DoSupport.ashx",true); 28 xhr.setRequestHeader("Content-Type","application/x-www-form-urlencoded"); 29 xhr.onreadystatechange=watching; 30 if(isSupport){ 31 actionType=1; 32 xhr.send("sId="+sId+"&isSup="+actionType); 33 } 34 else{ 35 actionType=0; 36 xhr.send("sId="+sId+"&isSup="+actionType); 37 } 38 } 39 function watching(){ 40 if(xhr.readyState>=4){ 41 if(xhr.status==200){ 42 var resText=xhr.responseText; 43 var resArr=resText.split(","); 44 if(resArr[0]=="ok"){ 45 if(actionType==1){ 46 document.getElementById("spanSup").innerHtml=resArr[1]; 47 } 48 else{ 49 document.getElementById("spanDisSup").innerHtml=resArr[1]; 50 } 51 } 52 else{ 53 //todo: 54 } 55 } 56 } 57 } 58 function AddComment(){ 59 xhr.open("POST","DoAddComments.ashx",true); 60 xhr.setreadystatechange=watchingComments; 61 xhr.setRequestHeader("Content-Type","application/x-www-form-urlencoded"); 62 var urlData="sId"+sId+"&txtContents="+document.getElementByIdea("txtComments").value; 63 xhr.send(urlData); 64 } 65 function watchingComments(){ 66 if(xhr.readyStates>=4){ 67 if(xhr.status==200){ 68 var resText=xhr.responseText; 69 if(resText=="ok"){ 70 var commentsTable=document.getElementById("txtComments");//获取评论的表格对象 71 var newRow=commentsTable.insertRow(commentsTable.row.length); 72 var nTd1=newRow.insertCell(); 73 var nTd2=newRow.insertCell(); 74 nTd1.innerHtml=nowLoginUser; 75 nTd2.innerHtml=document.getElementById("txtComments").value; 76 } 77 else{ 78 //todo: 79 } 80 } 81 else{ 82 alert(xhr.status); 83 } 84 } 85 86 } 87 88 89 90 <script>