//part_top 搜索
function checkser(){
	if(document.getElementById('cat_id').value == "") {
	    alert("請選擇店舖");
		document.getElementById('cat_id').focus();
		return false;
	}else
	return true;
}

var xmlHttp;
function S_xmlhttprequest()
{
xmlHttp=null;
if (window.XMLHttpRequest)
{// code for IE7, Firefox, Opera, etc.
xmlHttp=new XMLHttpRequest();
}
else if (window.ActiveXObject)
{// code for IE6, IE5
xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
}
}

function selecttd(sid){
var shopid=document.getElementById('cat_id').value;
S_xmlhttprequest();
xmlHttp.open("get","getName.php?shopid="+shopid+"&date="+Math.random(),true);
xmlHttp.onreadystatechange = byname;
xmlHttp.send(null);

}

function byname()
{
if(xmlHttp.readyState == 4)
{
 if(xmlHttp.status == 200)
 {
//	 alert(xmlHttp.responseText);
  document.getElementById('seropt').innerHTML = xmlHttp.responseText;
 }
}
}