function storeCaret(textEl) {


   if (textEl.createTextRange) textEl.caretPos = document.selection.createRange().duplicate();


}


var lang = 1;   


var farsikey = [


   0x0020, 0x0021, 0x061B, 0x066B, 0x00A4, 0x066A, 0x060C, 0x06AF,


   0x0029, 0x0028, 0x002A, 0x002B, 0x0648, 0x002D, 0x002E, 0x002F,


   0x0030, 0x0031, 0x0032, 0x0033, 0x0034, 0x0035, 0x0036, 0x0037,


   0x0038, 0x0039, 0x003A, 0x0643, 0x003E, 0x003D, 0x003C, 0x061F,


   0x066C, 0x0624, 0x200C, 0x0698, 0x0649, 0x064D, 0x0625, 0x0623,


   0x0622, 0x0651, 0x0629, 0x00BB, 0x00AB, 0x0621, 0x004E, 0x005D,


   0x005B, 0x0652, 0x064B, 0x0626, 0x064F, 0x064E, 0x0056, 0x064C,


   0x0058, 0x0650, 0x0643, 0x062C, 0x005C, 0x0686, 0x00D7, 0x0640,


   0x200D, 0x0634, 0x0630, 0x0632, 0x064A, 0x062B, 0x0628, 0x0644,


   0x0627, 0x0647, 0x062A, 0x0646, 0x0645, 0x067E, 0x062F, 0x062E,


   0x062D, 0x0636, 0x0642, 0x0633, 0x0641, 0x0639, 0x0631, 0x0635,


   0x0637, 0x063A, 0x0638, 0x007D, 0x007C, 0x007B, 0x007E ];


function changeLang() {


    if (lang == 0) {


    lang = 1;


    return true;


  }


  else {


    lang = 0;


    return true;


  }


}





function FKeyDown (txtFrm){


 var key = window.event.keyCode;


 if (key == 145){


    if (lang == 0) {


      lang = 1;


      return true;


    }


    else {


      lang = 0;


      return true;


    }





}





}


function FKeyPress(txtFrm) {


   var key = window.event.keyCode;





  if (key == 13) { window.event.keyCode = 13; return true; }





   if (lang == 1) { 


     if (key == 0x0020 && window.event.shiftKey) 


       window.event.keyCode = 0x200C;


     else


       window.event.keyCode = farsikey[key - 0x0020];


     if (farsikey[key - 0x0020] == 92) {


        window.event.keyCode = 0x0698;


     }


     if (farsikey[key - 0x0020] == 8205) {


        window.event.keyCode = 0x067E;


     }


   }


   return true;


}





function change(obj){


if (lang==0)


lang=1


else


lang=0;


obj.focus();


}