<!--
function closewindow(){
  self.close();	
}

function printit(){
	window.print();
}

function goback(){
  history.go(-1);	
}

function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  //for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
  document.location=args[1];
}

function MM_goToURL2() { //v3.0
  var i, args=MM_goToURL2.arguments; document.MM_returnValue = false;
  //for (i=0; i<(args.length-1); i+=2) {
  //	eval(args[i]+".location='"+args[i+1]+"'");
  //}
  document.location=args[1];
  self.close();
}

function back_home(){
	MM_goToURL('parent','http://www.oshc.org.hk');
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  var newwindow = window.open(theURL,winName,features);
  newwindow.focus();  
}

function cb_validate() {
  var status = true;
  var ds = false;
    
  for (var i=0; i<document.form1.elements.length; i++) {
    if (document.form1.elements[i].type=="checkbox") {
      if (document.form1.elements[i].checked==true) {
      	ds=true;
      	break;
      }
    }
  }
  if (ds==false) {
    alert ("請選擇答案");
    document.form1.elements[i].focus();
    status = false;
  }
  
  return status;
}

function rb_validate1() {
  var status = true;
  
  for (var i=0; i<document.form1.elements.length; i++) {
    if (document.form1.elements[i].type=="radio") {
      var rb = document.form1.elements[i].name;
      var len = eval("document.form1."+rb+".length");
      var ds = false;
      for (var j=0; j<len; j++) {
      	if (eval("document.form1."+rb+"[j].checked")==true) {
      		ds=true;
      		break;
      	}
      }
      
      if (ds==false) {
	      alert ("請選擇答案");
	      eval("document.form1."+rb+"[0].focus()");
	      status = false;
	      break;      
      }
    }
  }
  return status;
}

function rb_validate() {
  var status = true;
  
  for (var i=0; i<document.form1.elements.length; i++) {
    if (document.form1.elements[i].type=="radio") {
      var rb = document.form1.elements[i].name;
      if (eval("document.form1."+rb+"[0].checked")==false && eval("document.form1."+rb+"[1].checked")==false &&eval("document.form1."+rb+"[2].checked")==false) {
	      alert ("請選擇答案");
	      eval("document.form1."+rb+"[0].focus()");
	      status = false;
	      break;      
      }
    }
  }
  return status;
}
//-->