var prefsLoaded = false;
var defaultFontSize = 70;
var currentFontSize = defaultFontSize;

function revertStyles(){

	currentFontSize = defaultFontSize;
	changeFontSize(0);

}

function toggleColors(){
	if(currentStyle == "White"){
		setColor("Black");
	}else{
		setColor("White");
	}
}

function changeFontSize(sizeDifference){
	currentFontSize = parseInt(currentFontSize) + parseInt(sizeDifference * 5);

	if(currentFontSize > 100){
		currentFontSize = 100;
	}else if(currentFontSize < 60){
		currentFontSize = 60;
	}

	setFontSize(currentFontSize);
};

function setFontSize(fontSize){
	var stObj = (document.getElementById) ? document.getElementById('content_area') : document.all('content_area');
	document.body.style.fontSize = fontSize + '%';
	
//	alert (document.body.style.fontSize);
};


function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
};

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
};

window.onload = setUserOptions;

function setUserOptions(){
	if(!prefsLoaded){

		cookie = readCookie("fontSize");
		currentFontSize = cookie ? cookie : defaultFontSize;
		setFontSize(currentFontSize);
		
		prefsLoaded = true;
	}

}

window.onunload = saveSettings;

function saveSettings()
{
  createCookie("fontSize", currentFontSize, 365);
}

function clearInput(Element)
{
document.getElementById(Element).value='';
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function bilgiE(gelen){
document.bilgi.type.value = gelen
document.bilgi.submit();
}

function mezarSorgu(){
	if(document.mez.ad.value=="")
	{alert("Lütfen ad giriniz.");	return false;}
	if(document.mez.soyad.value=="")
	{alert("Lütfen soyad giriniz."); return false;}
}

function changText(object, baseText, eventName)
{
	if (eventName == "blur")
	{
		if (object.value == "")
		{
			object.value = baseText;
		}
	}
	else
	{
		if (object.value == baseText)
		{
			object.value = "";
		}
	}
}

function searchCleaar(gPrm){
if(document.searchTool.keyword.value.length<2)
	{return false;}
if(document.searchTool.keyword.value=='arama')
	{return false;}
}
function searchCleaar2(gPrm){
var frm = document.basin;
if(frm.gun.value!='' || frm.ay.value!='' || frm.yil.value!='')
	{

		if(frm.keyword2.value.length<2)
			{frm.keyword2.value='';}
		if(frm.keyword2.value=='anahtar kelime')
			{frm.keyword2.value='';}
/*
		alert('boşdeğil'); return false;
		if(frm.keyword2.value.length<2)
			{return false;}
		if(frm.keyword2.value=='anahtar kelime')
			{return false;}
*/			
			
	}
	else
	{
	if(frm.keyword2.value.length<2 || frm.keyword2.value=='anahtar kelime')
	return false;
	}
	
}

function mStates(opMn){
var mstate ;
if(document.getElementById)
	{
		mstate = (document.getElementById(opMn).style.display == 'block') ? 'none' : 'block';
		document.getElementById(opMn).style.display = mstate;
	}
}


function kntr(){
	
	var eml;
	eml = document.form1.email.value
		
	if (document.form1.ad.value=="")
	{
	alert("Lüfen adınızı giriniz.");
	return false;
	}
	else if(document.form1.soy.value=="")
	{
	alert("Lüfen soydınızı giriniz.");
	return false;
	}
	else if(document.form1.ilce.value=="")
	{
	alert("Lüfen İlçe veya Belde seçiniz.");
	return false;
	}
	else if(document.form1.tel.value=="" && document.form1.email.value=="")
	{
	alert("Lüfen telefon veya e-mail adresi giriniz.");
	return false;
	}
	else if(document.form1.tel.value=="" && document.form1.email.value<7)
	{
	alert("Lüfen geçerli e-mail adresi giriniz.");
	return false;
	}
	else if(document.form1.tel.value=="" && document.form1.email.value.indexOf("@")==-1)
	{
	alert("Lüfen geçerli e-mail adresi giriniz.");
	return false;
	}
	else if(document.form1.tel.value=="" && document.form1.email.value.indexOf(".")==-1)
	{
	alert("Lüfen geçerli e-mail adresi giriniz.");
	return false;
	}
	else
	document.form1.submit();
} 

function changeimg(menuimg)
{
	//alert(menuimg);
	var menuimgid= "m"+menuimg;
	if (menuimg=='21')
	{
		
		document.getElementById(menuimgid).src="imgItem/over/ibbyeni_Ust_menu_01.jpg";
	}
	else if (menuimg=='1358')
	{
		document.getElementById(menuimgid).src="imgItem/over/ibbyeni_Ust_menu_03.jpg";
	}
	else if (menuimg=='24')
	{
		document.getElementById(menuimgid).src="imgItem/over/ibbyeni_Ust_menu_05.jpg";
	}
		else if (menuimg=='25')
	{
		document.getElementById(menuimgid).src="imgItem/over/ibbyeni_Ust_menu_09.jpg";
	}
		else if (menuimg=='26')
	{
		document.getElementById(menuimgid).src="imgItem/over/ibbyeni_Ust_menu_07.jpg";
	}
		else if (menuimg=='27')
	{
		document.getElementById(menuimgid).src="imgItem/over/ibbyeni_Ust_menu_11.jpg";
	}
}

function decodeMail(postfix,prefix,extension,postfix2,prefix2,extension2)
{
	var mail = prefix + prefix2 + "@" + postfix + postfix2 + "." + extension + extension2;
	window.location = 'mailto:' + mail;
}