// JavaScript Document
function showcategory(str)
{       
$.get('ShowCategoryId.php',{site:str},function(data){ 
	$('#catId').html(data); 
});
}
/*
function createXmlHttpRequestObject(){ //创建 XML Http Request 对象
  var xmlHttp = "";
		 try{
			xmlHttp = new XMLHttpRequest();
			  if(xmlHttp.overrideMimeType)
			  		xmlHttp.overrideMimeType("text/xml");
		 }
		 catch(e){
			 var xmlHttpVersions = new Array("MSXML2.XMLHTTP.6.0",
											  "MSXML2.XMLHTTP.5.0",
											  "MSXML2.XMLHTTP.4.0",
											  "MSXML2.XMLHTTP.3.0",
											  "MSXML2.XMLHTTP",
											  "Microsoft.XMLHTTP");
			 for(var i=0;i<xmlHttpVersions.length && !xmlHttp; i++){
				 try{
					 xmlHttp = new ActiveXObject(xmlHttpVersions[i]);
				 }
				 catch (e) {}
			 }
		 } 
		 return xmlHttp;
}
function showcategory(str)
{      
	   var http_request_category = createXmlHttpRequestObject(); 
	  http_request_category.open('GET', 'ShowCategoryId.php?site='+str, true);
	  http_request_category.setRequestHeader("Content-Type","text/xml;charset=utf-8;");
      http_request_category.onreadystatechange = callback_category;  
      http_request_category.send(null);
	  function callback_category() 
      {
		if (http_request_category.readyState == 4)
		{
			if (http_request_category.status == 200)
			{
				document.getElementById("catId").innerHTML=http_request_category.responseText;
			}
	  
		} 
     }
} */