String.prototype.trim = function() {
    return this.replace(/(^ *)|( *$)/g, "");
}
String.prototype.ltrim = function() {
    return this.replace(/(^ *)/g, "");
}
String.prototype.rtrim = function() {
    return this.replace(/( *$)/g, "");
}

function FormCheck(form)
{

 // form = document.QuestionForm;
     
  var name     = form.NAME.value.trim();
  var id       = form.ID.value.trim();
  var email    = form.EMAIL.value.trim();    
  var telno    = form.TELNO.value.trim();    
  var titles   = form.TITLE.value.trim();
  var contents = form.CONTENTS.value.trim();
  var chkrule1 = form.chkrule1.checked
  
  form.chkrule1.checked
    
  if (name == ""){
      alert("À̸§À» ÀÔ·ÂÇØ ÁֽʽÿÀ.");
      form.NAME.focus();
      return false;
  }
   if (id == ""){
      alert("¾ÆÀ̵𸦠ÀÔ·Â ÇÏ¿© ÁֽʽÿÀ.\nºñȸ¿øÀÇ °æ¿ì´Â guest·Î ÀÔ·ÂÇÏ¿© ÁֽʽÿÀ.")
      form.ID.focus();
      return false;
  }
   if (email == ""){
      alert("À̸ÞÀÏÀ» ÀÔ·ÂÇØ ÁֽʽÿÀ.");
      form.EMAIL.focus();
      return false;        
  }
  if ( EmailCheck(email) ){
      alert("À̸ÞÀÏÀ» À߸ø ÀÔ·ÂÇÏ¿´½À´Ï´Ù.");
	  form.EMAIL.focus();
	return false;
  }
   if (telno == ""){
      alert("¿¬¶ôó¸¦ ÀÔ·ÂÇØ ÁֽʽÿÀ.");
      form.TELNO.focus();
      return false;
  }
   if (titles == ""){
      alert("Á¦¸ñÀ» ÀÔ·ÂÇØ ÁֽʽÿÀ.");
      form.TITLE.focus();
      return false;
  }
    if (contents == ""){
      alert("³»¿ëÀ» ÀÔ·ÂÇØ ÁֽʽÿÀ.");
      form.CONTENTS.focus();
      return false;
  }
  if(!chkrule1){
        alert("°³ÀÎÁ¤º¸ Ãë±Þ ¹æħ¿¡ µ¿ÀÇÇÏ¼Å¾ß ÇÕ´Ï´Ù.");
        form.chkrule1.focus();
		return false;
  }
  form.submit();
}

function EmailCheck(email){
	var result = false;
	if (result == false){
	    if ((email.indexOf("/")) != -1)
	    	result = true;
	    if ((email.indexOf(";")) != -1)
	    	result = true;
	    if ((email.length != 0)&&(email.search(/(\S+)@(\S+)\.(\S+)/) == -1)) 
	    	result = true;
	}
	return result;
}