function xmlhttpPost(strURL,formname,responsediv,responsemsg){var xmlHttpReq=false;var self=this;if(window.XMLHttpRequest){self.xmlHttpReq=new XMLHttpRequest();}
else if(window.ActiveXObject){self.xmlHttpReq=new ActiveXObject("Microsoft.XMLHTTP");}
self.xmlHttpReq.open('POST',strURL,true);self.xmlHttpReq.setRequestHeader('Content-Type','application/x-www-form-urlencoded');self.xmlHttpReq.onreadystatechange=function(){if(self.xmlHttpReq.readyState==4){updatepage(self.xmlHttpReq.responseText,responsediv);}
else{updatepage(responsemsg,responsediv);}}
self.xmlHttpReq.send(getquerystring(formname));}
function getquerystring(formname){var form=document.forms[formname];var qstr="";function GetElemValue(name,value){qstr+=(qstr.length>0?"&":"")
+escape(name).replace(/\+/g,"%2B")+"="
+escape(value?value:"").replace(/\+/g,"%2B");}
var elemArray=form.elements;for(var i=0;i<elemArray.length;i++){var element=elemArray[i];var elemType=element.type.toUpperCase();var elemName=element.name;if(elemName){if(elemType=="TEXT"||elemType=="TEXTAREA"||elemType=="PASSWORD"||elemType=="BUTTON"||elemType=="RESET"||elemType=="SUBMIT"||elemType=="FILE"||elemType=="IMAGE"||elemType=="HIDDEN")
GetElemValue(elemName,element.value);else if(elemType=="CHECKBOX"&&element.checked)
GetElemValue(elemName,element.value?element.value:"On");else if(elemType=="RADIO"&&element.checked)
GetElemValue(elemName,element.value);else if(elemType.indexOf("SELECT")!=-1)
for(var j=0;j<element.options.length;j++){var option=element.options[j];if(option.selected)
GetElemValue(elemName,option.value?option.value:option.text);}}}
return qstr;}
function updatepage(str,responsediv){document.getElementById(responsediv).innerHTML=str;}