var http_request=false;var currentPos=null;var biaodan;var gettype=0;function send_request(url){http_request=false;if(window.XMLHttpRequest){http_request=new XMLHttpRequest();if(http_request.overrideMimeType){http_request.overrideMimeType('text/xml');};};else if(window.ActiveXObject){try{http_request=new ActiveXObject("Msxml2.XMLHTTP");};catch(e){try{http_request=new ActiveXObject("Microsoft.XMLHTTP");};catch(e){};};};if(!http_request){return false;};http_request.onreadystatechange=processRequest;http_request.open("GET",url,true);http_request.send(null);};function processRequest(){if(http_request.readyState==4){if(http_request.status==200){if(biaodan==0){document.getElementById(currentPos).value=http_request.responseText;};else {if(gettype==0){document.getElementById(currentPos).innerHTML=http_request.responseText;};else if(gettype==1){parent.document.getElementById(currentPos).innerHTML=http_request.responseText;};else if(gettype==2){alert(currentPos);};};};else {};};};