function HandleKeyPressed()
{
try
{
 var key = window.event.keyCode;
    if(key==1740) window.event.keyCode=1610;
    if(key==1705) window.event.keyCode=1603;
    return true;
}
catch(err)
{
 return true;
}
   
}


 function HandelPastedString()
{
   try
{
    if(window.event.srcElement!=null)    
        if(window.event.srcElement.type=='text')
        {
            txtPasted=window.event.srcElement;
            oldData=clipboardData.getData("Text");            
            clipboardData.setData("Text",oldData.replace('ی','ي').replace('ى','ي').replace('ک','ك'));
        }
        }
catch(err)
{
 return true;
}
   
}