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function storeCaret(textEl) {

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



}

var lang = 1;	// 1: Farsi, 0: English



// Farsi keyboard map based on ISIRI-2901

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, 0x06CC, 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;

 //window.event.keyCode = 0x064A;

 //  window.event.keyCode = 1740 = 6CC;

   

 // alert (window.event.keyCode);

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



   if (lang == 1) { // If Farsi

     if (key == 0x0020 && window.event.shiftKey) // Shift-space -> ZWNJ

       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();

}