function goThere(loc)
{
window.location.href=loc;
}


// show /hide div

function hideDiv(whatdiv) {
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(whatdiv).style.visibility = 'hidden';
	}
	else {
		if (document.layers) { // Netscape 4
			document.hideShow.visibility = 'hidden';
		}
		else { // IE 4
			document.all.hideShow.style.visibility = 'hidden';
		}
	}
}

function showDiv(whatdiv) {
	if (document.getElementById) { // DOM3 = IE5, NS6
		document.getElementById(whatdiv).style.visibility = 'visible';
	}
	else {
		if (document.layers) { // Netscape 4
			document.hideShow.visibility = 'visible';
		}
		else { // IE 4
			document.all.hideShow.style.visibility = 'visible';
		}
	}
}

// validate form

function validate_required(field,alerttxt)
{
with (field)
  {
  if (value==null||value=="")
    {
    alert(alerttxt);return false;
    }
  else
    {
    return true;
    }
  }
}

function validate_email(field,alerttxt)
{
with (field)
with (field)
  {
  if (value==null||value=="")
    {
    alert(alerttxt);return false;
    }
  else
    {
    	apos=value.indexOf("@");
  		dotpos=value.lastIndexOf(".");
  		if (apos<1||dotpos-apos<2)
    	{alert('Neispravan format E-mail adrese');return false;}
  		else {return true;}
  	}
  }
}

function validate_form(thisform)
{
with (thisform)
  {
  if (validate_required(username,"Nedostaje podatak: korisnicko ime!")==false) {username.focus();return false;}
  if (validate_required(password,"Nedostaje podatak: zaporka!")==false) {password.focus();return false;}
  if (validate_required(name,"Nedostaje podatak: ime!")==false) {name.focus();return false;}
  if (validate_required(surname,"Nedostaje podatak: prezime!")==false) {surname.focus();return false;}
  if (validate_required(address,"Nedostaje podatak: adresa!")==false) {address.focus();return false;}
  if (validate_required(town,"Nedostaje podatak: grad!")==false) {town.focus();return false;}
  if (validate_required(zip,"Nedostaje podatak: postanski broj!")==false) {zip.focus();return false;}
  if (validate_required(country,"Nedostaje podatak: drzava!")==false) {country.focus();return false;}
  if (validate_email(email,"Nedostaje podatak: e-mail!")==false) {email.focus();return false;}
  if (validate_required(phone,"Nedostaje podatak: broj telefona!")==false) {phone.focus();return false;}
  }
}

// main menu
var displayed = null;

var LINK = "_link";

(function()
{
  if (window.addEventListener)
  {
    window.addEventListener("load", setup_drop_down_menu, false);    
  }
  else
  {
    window.attachEvent("onload", setup_drop_down_menu);
  }
})();

function setup_drop_down_menu()
{
  var divs = document.getElementById("navigation_menu").getElementsByTagName("div");
  
  
  
  for (var i = 0; i < divs.length; i++)
  {    
    setup_link(divs[i].id);
  }
}

function setup_link(div_id)
{

  var link = document.getElementById(div_id + LINK);
  
  link.onmousemove = function(){display_menu(div_id);};
  link.onmouseout = function(){hide_displayed_menu();}
  link.onclick = function(){hide_displayed_menu();} 
  
}

function hide_displayed_menu()
{
  if (displayed)
  {
    displayed.style.display = 'none';
    displayed = null;
  }
}

function display_menu(id)
{
  hide_displayed_menu();

  displayed = document.getElementById(id);
  displayed.style.display = 'block';
  
  displayed.onmouseover = function(){display_menu(id);};
  displayed.onmouseout = function(){hide_displayed_menu();};    
  displayed.onclick = function(){hide_displayed_menu();};
}


//function setfontsize($size) {


 
	// update cookie with new count
	//SetCookie("fontsize", $size, 3);
	
	//alert($size);

//}

function setCookie(c_name,value,expiredays)
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}