function fucCheckNUM(NUM)
{
	var i,j,strTemp;
	strTemp="0123456789.";
	if ( NUM.length== 0)
		return 0
	for (i=0;i<NUM.length;i++)
	{
		j=strTemp.indexOf(NUM.charAt(i));	
		if (j==-1)
		{
		//说明有字符不是数字
			return 0;
		}
	}
	//说明是数字
	return 1;
}
function logincheck()
{
    if (login.uname.value=="") 
	{
		alert("请输入用户名！");
		login.uname.focus();
	    return false;
	}
	if (login.upwd.value=="") 
	{
		alert("请输入登录密码！");
		login.upwd.focus();
		return false;
	}
}
function basiccheck()
{
    if (basicinfo.star.value=="") 
		alert("请选择星级类型！");
	else if (basicinfo.star_append.value=="") 
		alert("请选择星级说明！");
	else if (basicinfo.area.value=="") 
		alert("请选择所在区域！");
	else if (basicinfo.name.value=="") 
		alert("请填写酒店名称！");
 	else
		basicinfo.submit();
}
function stationcheck()
{
    if (station.name.value=="") 
		alert("请选择酒店名称！");
	else
		station.submit();
}
function s_check()
{
    if (search.stype.value=="") 
		alert("请选择搜索类别！");
    else if (search.gzdd.value=="") 
		alert("请选择所在地区！");
	else
		search.submit();
}
function go(formobject)
{
if (formobject.options[formobject.selectedIndex].value!="")
{
window.open(formobject.options[formobject.selectedIndex].value)
}
}
function openwin(page,size)
{
window.open(page,"newuser","toolbar=no,location=no,directories=no,status=no,menubar=yes,scrollbars=yes,resizable=no,"+ size);
}                                                                                          
function research_onsubmit() {
 if(document.research.Options[0].checked==false &&document.research.Options[1].checked==false&&document.research.Options[2].checked==false&&document.research.Options[3].checked==false)
  {
    alert("错误:没有选择！")
    return false
   }
 }