var lang = 1;	// 1: Farsi, 0: English
var farsikeyboard = [
   0x0020, 0x0021, 0x061B, 0x066B, 0x00A4, 0x066A, 0x060C, 0x06AF,
   0x0029, 0x0028, 0x002A, 0x002B, 0x0648, 0x002D, 0x002E, 0x002F,
   0x06F0, 0x06F1, 0x06F2, 0x06F3, 0x06F4, 0x06F5, 0x06F6, 0x06F7,
   0x06F8, 0x06F9, 0x003A, 0x06A9, 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 defaultlang(j)
{
	lang = j;
	if (j == 1) {
		document['zabanselection'].src='images/farsi.gif';	
		}
	else {
		document['zabanselection'].src='images/english.gif';	
		}
}

function langchange()
{
   if (lang == 0) {
	window.defaultStatus = "Farsi";
	lang = 1;
	document['zabanselection'].src='images/farsi.gif';
	//document.frmSearch.FIRMA.focus();
	}
	else {
	window.defaultStatus = "English";
	lang = 0;
	document['zabanselection'].src='images/english.gif';
	// document.frmSearch.FIRMA.focus();
	}
    return true;
}

function farsikeypress()
{
	var key = window.event.keyCode;
//if (key==13) document.farsiform.submit();
	if (key==13) return true;
// if (key==13) submit();

if ((key>=48 && key <=57)) return true;

	if (lang == 1) {
		if (key == 0x0020 && window.event.shiftKey) 
        window.event.keyCode = 0x200C;
    else
        window.event.keyCode = farsikeyboard[key - 0x0020];
        if ( farsikeyboard[key-0x0020] == 92){   
			window.event.keyCode = 0x0698;
        }
        if ( farsikeyboard[key-0x0020] == 8205){   
			window.event.keyCode = 0x067E;
        }
	}
	return true;
}

function onlynumbers()
{
	if ((event.keyCode>=48 && event.keyCode <=57))
	{
		return true;
	}
	else
	{
		event.keyCode=0;
		return false;
	}	
}