function FormSifre () {
        var errorMsg = "";
        var errorMsgLong = "";

        //If an e-mail is entered check that the e-mail address is valid
	if (document.getElementById('formsifre').email.value == "" || document.getElementById('formsifre').email.value.indexOf("@",0) == -1|| document.getElementById('formsifre').email.value.indexOf(".",0) == -1) {
                errorMsg +="\n\tE-mail\t\t- Ge\u00E7erli Bir E-mail Adresi Yaz\u0131n";}

        //Check for a password
        if (document.getElementById('formsifre').yil.value == 0){
                errorMsg += "\n\tDo\u011Fum Y\u0131l\u0131n\u0131z\t- Do\u011Fum Y\u0131l\u0131n\u0131z\u0131 Se\u00E7mediniz";
        }

        if ((errorMsg != "") || (errorMsgLong != "")){
                msg = "_______________________________________________________________\n\n";
                msg += "\u00DCye Giri\u015Fi Yap\u0131lamad\u0131, \u00C7\u00FCnk\u00FC Formda Baz\u0131 Problem(ler) Var.\n";
                msg += "L\u00FCtfen Hatalar\u0131 D\u00FCzeltip Yeniden Deneyin.\n";
                msg += "_______________________________________________________________\n\n";
                msg += "A\u015Fa\u011F\u0131daki Alan(lar) D\u00FCzeltilmelidir: -\n";

                errorMsg += alert(msg + errorMsg + "\n" + errorMsgLong);
                return false;
        }
	document.getElementById('formsifre').onayver.disabled=true;
        return true;
}

function maskKeyPress(objEvent) 
{
	var iKeyCode;  	
if(window.event) // IE
{
	iKeyCode = objEvent.keyCode;
	if (iKeyCode==350 || iKeyCode==351) objEvent.keyCode=iKeyCode=115; //\u015F \u015E
	if (iKeyCode==286 || iKeyCode==287) objEvent.keyCode=iKeyCode=103; //\u011F \u011E
	if (iKeyCode==199 || iKeyCode==231) objEvent.keyCode=iKeyCode=115; //\u00E7 \u00C7
	if (iKeyCode==214 || iKeyCode==246) objEvent.keyCode=iKeyCode=111; //\u00F6 \u00D6
	if (iKeyCode==220 || iKeyCode==252) objEvent.keyCode=iKeyCode=117; //\u00FC \u00DC
	if (iKeyCode==304 || iKeyCode==305) objEvent.keyCode=iKeyCode=105; //\u0131 \u0130
	if (iKeyCode>=65 && iKeyCode<=90) objEvent.keyCode=iKeyCode=iKeyCode+=32; 	
  	if((iKeyCode>=48 && iKeyCode<=57) || (iKeyCode>=97 && iKeyCode<=122) || iKeyCode==64 || iKeyCode==46 || iKeyCode==95) return true;
  	return false;
}
else
	{
	iKeyCode = objEvent.which;
  	if(iKeyCode==0 || iKeyCode==8 || (iKeyCode>=48 && iKeyCode<=57) || (iKeyCode>=97 && iKeyCode<=122) || iKeyCode==64 || iKeyCode==46 || iKeyCode==95) return true;
	alert ('E-mail adresiniz buyuk harf veya turkce karakter icermemelidir.');
  	return false;
	}
}