function checklogin() { //v3.0
   if (document.userform.username.value=="")
     {
	 alert("please write user name!");
	 document.userform.username.focus();
	 return false;
	 }
	  if (document.userform.password.value=="")
     {
	 alert("please write password!");
	 document.userform.password.focus();
	 return false;
	 }
    return true; 
}

 function checkgetform() { //v3.0
   if (document.getform.UserName.value=="")
     {
	 alert("please write user name!");
	 document.getform.UserName.focus();
	 return false;
	 }
	 if (document.getform.question.value=="")
     {
	 alert("please write password question!");
	 document.getform.question.focus();
	 return false;
	 }
	  if (document.getform.answer.value=="")
     {
	 alert("please write password answer!");
	 document.getform.answer.focus();
	 return false;
	 }
	  if (document.getform.pwd.value=="")
     {
	 alert("please write new password!");
	 document.getform.pwd.focus();
	 return false;
	 }
	 if (document.getform.pwd.value.length<6)
     {
	 alert("your password is not safty!");
	 document.getform.pwd.focus();
	 return false;
	 }
	  if (document.getform.pwd.value!==document.getform.cpwd.value)
     {
	 alert("please sure your password!");
	 document.getform.cpwd.focus();
	 return false;
	 }
	
	return true; 
}


function SelectOneMemu(obj,i,j)
{
	var pp;
	for (var w=1;w<=j;w++)
	{
		if ( w !==i )
		{
		   pp="one"+w;
		   document.getElementById(pp).style.display="none";
		}
		else
		{
		   pp="one"+w;
		   document.getElementById(pp).style.display="block";
		}
	}
	
}

function SelectTwoMemu(obj,i,j)
{
	var pp;
	for (var w=1;w<=j;w++)
	{
		if ( w !==i )
		{
		   pp="two"+w;
		   document.getElementById(pp).style.display="none";
		}
		else
		{
		   pp="two"+w;
		   document.getElementById(pp).style.display="block";
		}
	}
	
}

 function checkbasketform() { //v3.0
   if (document.basketform.realname.value=="")
     {
	 alert("please input Contact person!");
	 document.basketform.realname.focus();
	 return false;
	 }
	if (document.basketform.company.value=="")
     {
	 alert("please input company name!");
	 document.basketform.company.focus();
	 return false;
	 }
	if (document.basketform.tel_c.value=="")
     {
	 alert("please input telephone number!");
	 document.basketform.tel_c.focus();
	 return false;
	 }
	 if (document.basketform.tel_a.value=="")
     {
	 alert("please input telephone number!");
	 document.basketform.tel_a.focus();
	 return false;
	 }
	 if (document.basketform.tel_content.value=="")
     {
	 alert("please input telephone number!");
	 document.basketform.tel_content.focus();
	 return false;
	 }
	  if (document.basketform.fax_c.value=="")
     {
	 alert("please input fax number!");
	 document.basketform.fax_c.focus();
	 return false;
	 }
	  if (document.basketform.fax_a.value=="")
     {
	 alert("please input fax number!");
	 document.basketform.fax_a.focus();
	 return false;
	 }
	  if (document.basketform.fax_content.value=="")
     {
	 alert("please input fax number!");
	 document.basketform.fax_content.focus();
	 return false;
	 }
	  if (document.basketform.email.value=="")
     {
	 alert("please input email address!");
	 document.basketform.email.focus();
	 return false;
	 }
	  if (document.basketform.address.value=="")
     {
	 alert("please input mailing address!");
	 document.basketform.address.focus();
	 return false;
	 }
	  if (document.basketform.City.value=="")
     {
	 alert("please input mailing address!");
	 document.basketform.City.focus();
	 return false;
	 }
	  if (document.basketform.State.value=="")
     {
	 alert("please input mailing address!");
	 document.basketform.State.focus();
	 return false;
	 }
	  if (document.basketform.Zip.value=="")
     {
	 alert("please input mailing address!");
	 document.basketform.Zip.focus();
	 return false;
	 }
	  if (document.basketform.Country.value=="")
     {
	 alert("please input mailing address!");
	 document.basketform.Country.focus();
	 return false;
	 }
	   if (document.basketform.C.value=="")
     {
	 alert("please input Your business details!");
	 document.basketform.C.focus();
	 return false;
	 }
	return true; 
}