var xmlHttp

function ajax(str1,str2,style)
{ 
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
{
alert ("您的浏览器不支持此方法!")
return
} 
var url="/ajax_xwnl_2008.asp"
//alert(str1);
document.getElementById("thisYear").innerHTML=str1;
url=url+"?y="+escape(str1)
url=url+"&m="+escape(str2)
wt=parseInt(str2,10);
url=url+"&s="+escape(style)

for (a=1;a<=12;a++) 
{ 
document.getElementById("wkf"+a).innerHTML =a+"月"; 
}

//alert(wkf5);
document.getElementById("wkf"+wt).innerHTML="<font color=red><b>"+wt+"月</b></font>"
//url=url+"&sid="+Math.random()
xmlHttp.onreadystatechange=stateChanged
xmlHttp.open("GET",url,true)
xmlHttp.send(null)
}

function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
{ 
document.getElementById("wokofo").innerHTML=xmlHttp.responseText 
} 
} 

function GetXmlHttpObject()
{ 
var objXMLHttp=null
if (window.XMLHttpRequest)
{
objXMLHttp=new XMLHttpRequest()
}
else if (window.ActiveXObject)
{
objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP")
}
return objXMLHttp
}