<!--
function only_en(myfield,e)
{
var key;
if (window.event)
   key = window.event.keyCode;
else if (e)
   key = e.which;
if ( (key>=97 && key<=122)|| (key>=48 && key<=57 ) || (key>=65 && key<=90) ||  key==45 || key==95 )
{
	return true;
}
else
{
  if ( key > 127 ) 
  {
    alert('Press Alt+Shift');
  }
   return false;  	
 }  
}


function anis_openPopup( url, name, widgets, openerUrl )
{
 var popupWin = window.open( url, name, widgets );
 if ( popupWin && popupWin.opener )
  {
 if ( openerUrl )
        {
	popupWin.opener.location = openerUrl;

              popupWin.focus();
        }
}
}

function onlynumber(myfield,e)
{

var key;
if (window.event)
   key = window.event.keyCode;
else if (e)
   key = e.which;
 
 if ( key>=48 && key<=57 )
  return true;
 else
 {
   if( key == 109 || key ==77)
   {
     if( (myfield.value + "000000" ).length  <= myfield.maxLength  )      
         myfield.value = myfield.value + "000000";
   }
   else 
   if( key == 104 || key ==72)
   {
     if( (myfield.value + "000" ).length  <= myfield.maxLength  )      
         myfield.value = myfield.value + "000";
   }
   if( key == 116 || key ==84)
   {
     if( (myfield.value + "0" ).length  <= myfield.maxLength  )      
         myfield.value = myfield.value + "0";
   }
   
   return false;   
  }
}

function nonekey(myfield,e)
{
   
   return false;
}


function onlynumber2(myfield,e)
{
  
var key;
if (window.event)
   key = window.event.keyCode;
else if (e)
   key = e.which;

 if ( (key>=48 && key<=57 ) || key==46 )
 {
    var s=myfield.value;
    if( s.indexOf(".",0) >=0 && key==46 )
     return false;
    else
     return true;
 } 
 else
  return false;   
}

function submit_search()
{
if (form_search.edsearch.value=="")
{
  alert("!برای جستجوی صحيح لااقل بايستی يک کلمه وارد شود"+"\n"+"You should enter at least on keyword !");
  form_search.edsearch.focus();
  return false; 
} 
 form_search.submit();
}


function submit_friend()
{
if (form_friend.az.value=="")
{
alert("Enter your email address"+"\n"+"آدرس ايميل خود را وارد کنيد");
form_friend.az.focus();
return false;
}

if (form_friend.be.value=="")
{
alert("Enter your friend email address"+"\n"+"آدرس ايميل دوستتان را وارد کنيد");
form_friend.be.focus();
return false;
}

if (form_friend.az.value.indexOf('@')<=0 ||  form_friend.az.value.indexOf('@')==form_friend.az.value.length-1  )
{
alert("Enter Such as : name@site.com"+"\n"+"ايميل وارد شده صحيح نيست");
form_friend.az.focus();
return false;
}

if (form_friend.be.value.indexOf('@')<=0  ||  form_friend.be.value.indexOf('@')==form_friend.be.value.length-1 )
{
alert("Enter Such as : name@site.com"+"\n"+"ايميل وارد شده صحيح نيست");
form_friend.be.focus();
return false;
}

showModalDialog("http://www.tehranmetalexchange.com/main/send_freind.asp?az="+form_friend.az.value+"&be="+form_friend.be.value , "", "scroll='no'; font-family:Verdana;font-size:10;dialogWidth:43em;dialogHeight:25em");
return(false);
}


var f= new Image();
var e= new Image();

f.src='http://www.tehranmetalexchange.com/img/fa.gif';
e.src='http://www.tehranmetalexchange.com/img/en.gif';

var farsi=true;

function led(){
 if (farsi==true) 
 {
  form_search.la.src=f.src;
  } 
  else
  {
  form_search.la.src=e.src;
  }
}
//---------------------------------------------------------------

function keyup(e)
{

 if( e.keyCode == 17 ) 
 {
     farsi=!farsi;
     led();
 }

 return true;
}

function la_onclick()
{
 farsi=!farsi;
 led();
form_search.edsearch.focus();
 return true;
}

function la_onmousemove() {
  form_search.la.style.cursor="hand";
}

function submitenter(myfield,e)
{

if(!farsi) return true;

var key;
if (window.event)
   key = window.event.keyCode;
else if (e)
   key = e.which;

if (key>=128) 
{
 myfield.focus();
 return false;
}

if (key>31)
if (key<128)
{
    if (window.event)
    window.event.keyCode=' !"#$%،گ)(×+و-./0123456789:ك,=.؟@ِذ}ىُىلآ÷ـ،/’د×؛َءٍف‘{ًْإ~جژچ^_پشذزيثبلاهتنمئدخحضقسفعرصطغظ<|>ّ'.charCodeAt(key-32);
  else if (e)
    e.which=' !"#$%،گ)(×+و-./0123456789:ك,=.؟@ِذ}ىُىلآ÷ـ،/’د×؛َءٍف‘{ًْإ~جژچ^_پشذزيثبلاهتنمئدخحضقسفعرصطغظ<|>ّ'.charCodeAt(key-32);

}
 return true;
}

//---------------------------------------------------------------


function keyup_search(e)
{

 if( e.keyCode == 17 ) 
 {
     farsi=!farsi;
     led();
 }

 return true;
}


function keyup(e)
{

 if( e.keyCode == 17 ) 
 {
     farsi=!farsi;
 }

 return true;
}


function la_onclick()
{
 farsi=!farsi;
 led();
form_search.edsearch.focus();
 return true;
}

function la_onmousemove() {
  form_search.la.style.cursor="hand";
}

function submitenter(myfield,e)
{

if(!farsi) return true;

var key;
if (window.event)
   key = window.event.keyCode;
else if (e)
   key = e.which;

if (key>=128) 
{
 myfield.focus();
 return false;
}

if (key>31)
if (key<128)
{
  
  if (window.event)
    window.event.keyCode=' !"#$%،گ)(×+و-./0123456789:ك,=.؟@ِذ}ىُىلآ÷ـ،/’د×؛َءٍف‘{ًْإ~جژچ^_پشذزيثبلاهتنمئدخحضقسفعرصطغظ<|>ّ'.charCodeAt(key-32);
  else if (e)
    e.which=' !"#$%،گ)(×+و-./0123456789:ك,=.؟@ِذ}ىُىلآ÷ـ،/’د×؛َءٍف‘{ًْإ~جژچ^_پشذزيثبلاهتنمئدخحضقسفعرصطغظ<|>ّ'.charCodeAt(key-32);

}
 return true;
}

function D_onchange()
{

 if (form_search.D1.value==1 )
  form_search.action="http://www.tehranmetalexchange.com/main/search.asp";

 else if (form_search.D1.value==2 )
   form_search.action="http://www.tehranmetalexchange.com/news/search_news.asp";

return true;
}

function submit_login() {
 
 if( form_login.login.value.length <= 0 )
 {
  alert("! نام کاربری خالی است"+"\n"+"Enter your Login !");
  form_login.login.focus();
  return false ; 
 }  

 if( form_login.password.value.length <= 0 )
 {
  alert("!کلمه عبور خالی است"+"\n"+"Enter your Password !");
  form_login.password.focus();
  return false; 
 }  
 form_login.submit();
}

//-->