///////////
// LOGIN //
///////////

var header = document.getElementById('header');

var header_inputs 	= header.getElementsByTagName('input');
var korisnicko_ime 	= header_inputs[1];
var lozinka 		= header_inputs[2];

var search_form 	= document.getElementById('search');

if(search_form != undefined)
	var search_input 	= search_form[0];


if((korisnicko_ime != undefined) || (search_form != undefined) )
{

	var setValue = function(evt)
	{
		var element;
		
		if (window.event) element = evt.srcElement;
			else element = evt.target;
		
		//alert(element)
		
		if(evt.type == 'focus')
		{
			if( (element.value == 'korisničko ime') || (element.value == 'password') || (element.value == 'Pretraži'))
			{
				element.value = '';
			}
		}
		else if(evt.type == 'blur')
		{
			if( (element.value == '') )
			{
				if(element.name == 'l_korisnicko_ime')
					element.value = 'korisničko ime';
					
				else if(element.name == 'l_lozinka')
					element.value = 'password';
					
				else if(element.name == 'search')
					element.value = 'Pretraži';
			}
		}
		
		//Simulacija konzole za IE
		//document.getElementById('console').innerHTML = evt.type;
	}
	
	
	if (window.addEventListener != null)
	{ // Method for browsers that support addEventListener, e.g. Firefox, Opera, Safari
		
		if(korisnicko_ime != undefined)
		{
			korisnicko_ime.addEventListener("focus", setValue, false);
			korisnicko_ime.addEventListener("blur", setValue, false);
			lozinka.addEventListener("focus", setValue, false);
			lozinka.addEventListener("blur", setValue, false);
		}
		
		if(search_form != undefined)
		{
			search_input.addEventListener("focus", setValue, false);
			search_input.addEventListener("blur", setValue, false);
		}
	}
	else
	{ // e.g. Internet Explorer (also would work on Opera)
		if(korisnicko_ime != undefined)
		{
			korisnicko_ime.attachEvent("onfocus", setValue);
			korisnicko_ime.attachEvent("onblur", setValue); //focusout ako nebude radilo u IE6
			lozinka.attachEvent("onfocus", setValue);
			lozinka.attachEvent("onblur", setValue); //focusout ako nebude radilo u IE6
		}
		
		if(search_form != undefined)
		{
			search_input.attachEvent("onfocus", setValue);
			search_input.attachEvent("onblur", setValue);
		}
	}
}


////////////////////
// CONTENT HEIGHT //
////////////////////
window.onload = function()
{
	var content = document.getElementById('content');
	var content_height = content.clientHeight - 50; //50 je padding_bottom

	if( content_height > 660 && content_height < 777 )
		content.style.height = 777 + 'px';	
}


/////////////////////////////
// BRISANJE DJELA I AUTORA //
/////////////////////////////

var obrisi_gumb = document.getElementById('obrisiConfirm');

if(obrisi_gumb != undefined)
{
	
	if(obrisi_gumb.name == 'obrisi_djelo')
		var message = 'Jeste li sigurni da želite obrisati ovo djelo?';
	else
		var message = 'Jeste li sigurni da želite obrisati svoj profil?';
	
	var obrisiConfirm = function(e)
	{
		if(e.preventDefault != null)
		{
			var result = confirm(message);
			if( result == false ) e.preventDefault();
		}
		else
		{
			return confirm(message);
		}
	}
	
	
	if (window.addEventListener != null)
	{ // Method for browsers that support addEventListener, e.g. Firefox, Opera, Safari
		obrisi_gumb.addEventListener("click", obrisiConfirm, false);
	}
	else
	{ // e.g. Internet Explorer (also would work on Opera)
		obrisi_gumb.attachEvent("onclick", obrisiConfirm);
	}
	
}