function searchClear(target, searchText)
{
  if (target.value == searchText)
  {
    target.value = '';
  }
}

function searchRestore(target, searchText)
{
  if (target.value == '')
  {
    target.value = searchText;
  }
}

function submitOnChange() {
  document.getElementById('hledej_dotace').submit();
}

function bar(url, title) {
	wasOpen = false;
	win     = window.open(url, title);    
	return (typeof(win) == 'object') ? true : false;
}

function myPopImage(imageURL,imageTitle,imageWidth,imageHeight) {

  PositionX = 30;
  PositionY = 30;
  
  ratio = imageWidth/imageHeight;
  maxHeight = screen.height - 105;
  maxWidth = maxHeight*ratio;
  if (maxWidth > screen.width-30) {
    maxWidth = screen.width - 80;
    maxHeight = maxWidth/ratio;
  }
    
  var opt='width=320,height=240,left='+PositionX+',top='+PositionY+',status=0,toolbar=0,menubar=0,location=0';
  imgWin=window.open('about:blank','null',opt);
  with (imgWin.document) {
    writeln('<html><head><title>Loading...</title><style>body{margin:0px;}</style>');
    writeln('<sc'+'ript>');
    writeln('function reSizeToImage(){');
    writeln('if (document.images[0].height > '+maxHeight+' || document.images[0].width > '+maxWidth+'){');
    writeln('height = '+maxHeight+';');
    writeln('width = '+maxWidth+';');
    writeln('document.images[0].width = '+maxWidth+';');
    writeln('document.images[0].height = '+maxHeight+';');
    writeln('window.resizeTo(width+40,height+100);}');
    writeln('else {');
    writeln('height = document.images[0].height;');
    writeln('width = document.images[0].width;');
    writeln('window.resizeTo(width+40,height+100);}}');
    writeln('function doTitle(){document.title="'+imageTitle+'";}');
    writeln('</sc'+'ript>');
    writeln('</head><body bgcolor="FFFFFF" onload="reSizeToImage();doTitle();self.focus()">');
    writeln('<img alt="'+imageTitle+'" title="'+imageTitle+'" src="'+imageURL+'" style="display:block; margin:0 auto;" /></body></html>');
    close();
  }
}

function myPopWindow(windowURL, windowName, windowFeatures) {
  var defaultFeatures = {"status": 0, "toolbar": 0, "location": 0, "menubar": 0,
                         "directories": 0, "resizeable": 1, "scrollbars": 1,
                         "width": 640, "height": 480};
  var features = '';

  for (i in windowFeatures) { defaultFeatures[i] = windowFeatures[i]; }
  for (i in defaultFeatures) { features += i + '=' + defaultFeatures[i] + ','; }

  window.open(windowURL, windowName, features);
  return false;
}

function switchBmk(n, css) {
  if (document.getElementById('bmk_header')) {
    var num = document.getElementById('bmk_header').getElementsByTagName('div').length;
    for (var i=1;i<=num;i++) {
      var elt = document.getElementById('bmk_title_' + i);
      var elc = document.getElementById('bmk_content_' + i);
      if (i == n) {
        elt.className = css + '_title active';
        elc.className = css + '_content visible';
      }
      else {
        elt.className = css + '_title';
        elc.className = css + '_content invisible';
      }
    }
  }
}

function dropMenu(el, vis) {
  if ($(el).descendantOf('drop-menu')) {
    el.select('ul').each(function(ul){
      if (vis == 1) {
        ul.show();
      } else {
        ul.hide();
      }
    });
  }
}

function openTellWindow(o){
  return myPopWindow(o.href, "tellwin", {"resizeable": 0,"scrollbars": 0,"width": 380,"height":305});
}

function printPage(){
  window.print();
}

// adding method getPageSize to prototype's Position method
// returns [width, height] and {width, height}
//
// usage:
// Position.getPageSize().width/height OR
// var pageSize = Position.getPageSize()
Position.getPageSize = function() {
  var array = [];
  var pageW, pageH;

  if (window.innerHeight && window.scrollMaxY) {
		pageW = document.body.scrollWidth;
		pageH = window.innerHeight + window.scrollMaxY;
  } else {
		pageW = document.body.scrollWidth || document.body.offsetWidth;
		pageH = document.body.scrollHeight || document.body.offsetHeight;
  }

	if(pageH < document.viewport.getHeight()) {
		pageH = document.viewport.getHeight();
	}

	if(pageW < document.viewport.getWidth()) {
		pageW = document.viewport.getWidth();
	}

  array.width = array[0] = pageW;
  array.height = array[1] = pageH;

  return array;
}

function showWarnBox() {
  document.cookie = 'popup=1;path=/';
  $('warn-box-close').observe('click', function(event){
    $('warn-box-bg').fade();
    $('warn-box').fade();
  });
  $('warn-box-bg').appear({from: 0, to: 0.1}).setStyle({'height': Position.getPageSize().height + 'px'});
  $('warn-box').appear();
}