$(document).ready(function() {

// FEEDBACK

$(".feedback").click(function () {
	$('#sivukoht_pal').slideToggle('fast');
});
	
// Form validation



$('form.check-required').submit(function() {
    ok = true;

    $(this).find('input.required[@value=""], textarea.required[@value=""]').each(function() {
      $(this).addClass('alert').change(function() {
        if(!$(this).is('[@value=""]')) {
          $(this).removeClass('alert');
        }
        else {
          $(this).addClass('alert');
        }
      }).keyup(function() {
        $(this).trigger('change');
      });
     
      ok = false;
    });    


    if(!ok) {
      $('p.red').slideDown('fast');
      return(false);
    }
    else {
      $('p.red').slideUp('fast');
    }
  });
  });


function setCookie(name, value) {
    document.cookie= name + "=" + escape(value);
}

// Text size functions

function text_size(size) {
	if(size == 1) {
		setStyleSheet('tsize_normal', true);
		setStyleSheet('tsize_big', false);
		
		createCookie('unicef_tsize', '1', 86400);
	}
	if(size == 2) {
		setStyleSheet('tsize_normal', false);
		setStyleSheet('tsize_big', true);
		
		createCookie('unicef_tsize', '2', 86400);
	}
}

function setStyleSheet(title, mode) {
	var i, a, main;
	for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
		if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
			if(a.getAttribute("title") == title) a.disabled = (mode)?false:true;
		}
	}
}

function createCookie(name, value, time) {
  if(time) {
    var date = new Date();
    date.setTime(date.getTime()+time);
    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;
}

function check_font_size() {
	var font_size_value = readCookie('unicef_tsize');
	
	if(font_size_value) {
		text_size(font_size_value);
	}
}



function show_hide(id) {
	elem = document.getElementById(id);
	if(!elem) return 0;
	display = elem.style.display;
	if(display == '' || display == 'block') {
		elem.style.display = 'none';
	}
	else {
		elem.style.display = 'block';
	}
}
function handle_sitemap(handler, child) {
	show_hide(child);

	cdisplay = document.getElementById(child).style.display;
	if(cdisplay == '' || cdisplay == 'block') {
		image = document.getElementById(handler);
		image.src = '/files/unicef/gfx/less.gif';
	}
	else {
		image = document.getElementById(handler);
		image.src = '/files/unicef/gfx/more.gif';
	}
}