function MenuObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MenuObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function ShowMenu() { //v6.0
  var i,p,v,obj,args=ShowMenu.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MenuObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
function openwin(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function checkopenurl(isLink, theSqlQuery,name)
{
var confirmMsg  =name+'貼心叮嚀您! ';
    if (confirmMsg == '' || typeof(window.opera) != 'undefined') {
        return true;
    }
    var is_confirmed = confirm(confirmMsg + ' :\n' + theSqlQuery);
    if (is_confirmed) {
        openwin('http://'+isLink,'','toolbar=yes,location=yes,status=yes,menubar=yes,scrollbars=yes,resizable=yes');
    }
    return is_confirmed;
}

function checkindex (){
			var thisForm = document.doublecombo;
			var 
			alertStr = check_select( thisForm.example, "縣市" );
			alertStr += check_select( thisForm.house1, "類型" );
			if( alertStr != '' ) {
			alert( alertStr );
			return false;
			}
			return true;
}