function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth) {	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}


	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}

function getPageScroll(){

	var yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}


function showPopup(content, args) {
		
	var arrayPageSize = getPageSize();
	var arrayPageScroll = getPageScroll();

	$$('object').each(function(obj){
		obj.style.display='none';
	});

	$('screenOverlay').style.zIndex = '450';
	$('screenOverlay').style.height = (arrayPageSize[1] + 'px');
	new Effect.Opacity('screenOverlay', { from: 0, to: 0.8, duration: 0.3 });	

	$('screenPopup').style.zIndex = '500';
	$('screenPopup').style.top = (arrayPageScroll[1] + 80) + 'px';
	$('screenPopup').style.left = (((arrayPageSize[0] - 600 - $('screenPopup').style.width) / 2) + 'px');
	new Effect.Opacity('screenPopup', { from: 0, to: 1, duration: 0.3, delay: 0.1 });
	new Ajax.Updater('screenPopup', '/popupContent.php?content='+content+args, {
        method: 'get',
		asynchronous:true,
		evalScripts:true
	});
}

function hidePopup() {
	new Effect.Opacity('screenPopup', { from: 1, to: 0, duration: 0.3,
		afterFinish: function() {
			$('screenPopup').style.zIndex = '-500';
		}
	});
	new Effect.Opacity('screenOverlay', { from: 0.8, to: 0, duration: 0.3, delay: 0.1,
		afterFinish: function() {
			$('screenOverlay').style.zIndex = '-450';
			$('screenPopup').innerHTML = '<img src="/img/common/spinnerLarge.gif" id="spinnerLarge" style="margin-left: 28.4em;"/>';
		}
	});
	$$('object').each(function(obj){
		obj.style.display='block';
	});
	
}

function searchQuery(panelResults, searchMode, searchKey, searchContest, searchOrder, searchOffset, searchLimit, hideInactive) {
	if($(panelResults) == null) {
		location.href='/search.php?searchKey='+searchKey+'&searchContest='+searchContest+'&searchOrder='+searchOrder+'&searchOffset='+searchOffset+'&searchLimit='+searchLimit+'&hideInactive='+hideInactive;
	} else {
		searchUrl = '/search.php?searchMode='+searchMode+'&searchKey='+searchKey+'&searchContest='+searchContest+'&searchOrder='+searchOrder+'&searchOffset='+searchOffset+'&searchLimit='+searchLimit+'&hideInactive='+hideInactive;
		
		if(searchMode == 'headerSearch') {
			new Ajax.Updater(panelResults, searchUrl, {
	        	method: 'get',
				asynchronous:true,
				evalScripts:true,
				onComplete: function(obj) {
					new Effect.Appear(panelResults, { duration: 0.15 });
				}
			});
		} else {
			new Ajax.Updater(panelResults, searchUrl, {
	        	method: 'get',
				asynchronous:true,
				evalScripts:true
			});			
		}
	}
}

function searchReset(fieldSearch, fieldResults) {
	$(fieldSearch).value = '';
	$(fieldSearch).style.color = 'rgb(178,178,178)';
	$(fieldSearch).value = lang_headerSearchText;
	if($(fieldResults)) {
		new Effect.Fade(fieldResults, { duration: 0.15,
			onComplete: function(obj) {
				$(fieldResults).innerHTML = '';
			}
	 	});
	}
}

function toggleSpinner(displaySize, displayStyle) {
	$('spinner'+ displaySize).style.display = displayStyle;
}

function reportAbuse(type, object) {
	showPopup('ReportAbuse', '&type='+type+'&object='+object);
}

function showErrorPanel(content, location) {
	if(location == 'popup') {
		$('popupErrorPanel').innerHTML = content;
		new Effect.Appear('popupErrorPanel', { duration: 0.3 });
	} else {
		$('errorPanel').innerHTML = '<p>'+content+'</p>';
		new Effect.Appear('errorPanel', { duration: 0.3 });
	}
}

function checkInputHighlight(obj, location) {
	showErrorPanel(lang_errorFormIncomplete, location);
	new Effect.Highlight(obj, { startcolor: '#ffaaaa', duration: 2.5 });
}


function checkInput(obj, location) {
	if($(obj) == null) {
		return true;
	} else {
		switch(obj.type) {
    	
		    case 'text': {
				if(obj.value.length == 0) { obj.focus(); checkInputHighlight(obj, location); return false; } else { return true; };
				break;
			}
    	
		    case 'textarea': {
				if(obj.value.length == 0) { obj.focus(); checkInputHighlight(obj, location); return false; } else { return true; };
				break;
			}
			
			case 'password': {
				if(obj.value.match(/\w{5,15}/)) { return true; } else { obj.focus(); checkInputHighlight(obj, location); return false; }
				break;
			}
    	
			case 'select-one': {
				if(obj.selectedIndex == 0) { obj.focus(); checkInputHighlight(obj, location); return false; } else { return true; }
				break;
			}
			
		}
	}
}

function checkRadio(obj1, obj2, objDiv, location) {
	if($(objDiv) == null) {
		return true;
	} else {
		if(obj1.checked || obj2.checked) {
			return true;
		} else {
			checkInputHighlight(objDiv, location);
			return false;
		}
	}
}

function checkDate(obj, location) {
	if($(obj) == null) {
		return true;
	} else {
		if((obj.value <= 31) && (obj.value >= 1)) { return true; } else { obj.focus(); checkInputHighlight(obj, location); return false; };
	}
}

function checkYear(obj, location) {
	if($(obj) == null) {
		return true;
	} else {
		if(obj.value.match(/\d{4}/)) { return true; } else { obj.focus(); checkInputHighlight(obj, location); return false; };
	}
}


function submitReport() {
	new Effect.Fade('btnSubmitReport', { duration: 0.3 });
	toggleSpinner('Popup', 'inline');
	new Ajax.Updater('screenPopup', '/reportAbuse.php', {
		postBody: Form.serialize($('reportAbuse')),
		onFailure: function(obj) {
			toggleSpinner('Popup', 'none');
			new Effect.Appear('btnSubmitReport', { duration: 0.3 });
			showErrorPanel(lang_errorSubmitFailure);
		}
	});
}

function showLogin() {
	showPopup('Login', '');
}

function userLogin() {
	if($('profile_email').value.match(/\b(^(\S+@).+((\..{2,4}))$)\b/gi)) {
		if(checkInput($('candidate_passkey'), 'popup') === true) {
			toggleSpinner('Popup', 'inline');
			new Ajax.Updater('popupErrorPanel', '/login.php', {
				postBody: Form.serialize($('userLogin')),
				onComplete: function(obj) {
					toggleSpinner('Popup', 'none');
					if(obj.responseText == '&nbsp;') {
						location.href='/account/index.html';
					}
				}
			});
						
		}
	} else {
		showErrorPanel(lang_errorEmailInvalid, 'popup');
		new Effect.Highlight($('profile_email'), { startcolor: '#ffaaaa', duration: 2.5 });
	}
	
}


function changeProgressBar(steps, current) {
	barWidth = 61;
	progress = ((current)/steps);
	new Effect.Morph($('progressBarCompleted'), {
		style: { width: Math.round((barWidth*progress)-1)+'em' },
		duration: 0.5,
		afterFinish: function(obj) {
			$('progressBarCompleted').innerHTML = Math.round(progress*100)+'%';
		}
	}); 
}

function showTool(panel) {
	for(i=0;i<$('toolsPanels').childNodes.length;i++) {
		if($('toolsPanels').childNodes[i].id == 'toolsPanel'+panel) {
			new Effect.Appear($('toolsPanels').childNodes[i], { duration: 0.3 });
		} else {
			new Effect.Fade($('toolsPanels').childNodes[i], { duration: 0.3 });
		}
	}
}

function doNothing() {
	return true;
}

Event.observe(window, 'load', function(){
	$('headerSearch').observe('focus', function(el){
		if($('headerSearch').value == lang_headerSearchText) {
			$('headerSearch').value = '';
			$('headerSearch').style.color = 'rgb(0,0,0)';
		}
	});
	
	$('headerSearch').observe('blur', function(el){
		searchReset('headerSearch', 'headerSearchResult');
	});

	$('headerSearch').observe('keyup', function(el){
		if(el.keyCode == 27) {
			searchReset('headerSearch', 'headerSearchResult');
			$('headerSearch').blur();	
		} else if(el.keyCode == 13) {
			if($('headerSearch').value.length > 1) {
				location.href='/search.php?searchKey='+$('headerSearch').value;		
			}
		} else if($('headerSearch').value.length > 1) {
			searchQuery('headerSearchResult', 'headerSearch', $('headerSearch').value, 0, 'update', 0, 5, 1);
		}
	});
	
	Event.observe(window, 'keyup', function(el){
		if(($('screenPopup').style.zIndex == 500) && (el.keyCode == 27)) {
			hidePopup();
		}
	});

	searchReset('headerSearch', 'headerSearchResult');

	$$('a[rel="external"]').each(function(link){
		if(link.readAttribute('href') != '' && link.readAttribute('href') != '#'){
			link.writeAttribute('target','_blank');
		}
	});
});

//v1.7
// Flash Player Version Detection
// Detect Client Browser type
// Copyright 2005-2007 Adobe Systems Incorporated.  All rights reserved.
var isIE  = (navigator.appVersion.indexOf("MSIE") != -1) ? true : false;
var isWin = (navigator.appVersion.toLowerCase().indexOf("win") != -1) ? true : false;
var isOpera = (navigator.userAgent.indexOf("Opera") != -1) ? true : false;

function ControlVersion()
{
	var version;
	var axo;
	var e;

	// NOTE : new ActiveXObject(strFoo) throws an exception if strFoo isn't in the registry

	try {
		// version will be set for 7.X or greater players
		axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.7");
		version = axo.GetVariable("$version");
	} catch (e) {
	}

	if (!version)
	{
		try {
			// version will be set for 6.X players only
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.6");
			
			// installed player is some revision of 6.0
			// GetVariable("$version") crashes for versions 6.0.22 through 6.0.29,
			// so we have to be careful. 
			
			// default to the first public version
			version = "WIN 6,0,21,0";

			// throws if AllowScripAccess does not exist (introduced in 6.0r47)		
			axo.AllowScriptAccess = "always";

			// safe to call for 6.0r47 or greater
			version = axo.GetVariable("$version");

		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 4.X or 5.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = axo.GetVariable("$version");
		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 3.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash.3");
			version = "WIN 3,0,18,0";
		} catch (e) {
		}
	}

	if (!version)
	{
		try {
			// version will be set for 2.X player
			axo = new ActiveXObject("ShockwaveFlash.ShockwaveFlash");
			version = "WIN 2,0,0,11";
		} catch (e) {
			version = -1;
		}
	}
	
	return version;
}

// JavaScript helper required to detect Flash Player PlugIn version information
function GetSwfVer(){
	// NS/Opera version >= 3 check for Flash plugin in plugin array
	var flashVer = -1;
	
	if (navigator.plugins != null && navigator.plugins.length > 0) {
		if (navigator.plugins["Shockwave Flash 2.0"] || navigator.plugins["Shockwave Flash"]) {
			var swVer2 = navigator.plugins["Shockwave Flash 2.0"] ? " 2.0" : "";
			var flashDescription = navigator.plugins["Shockwave Flash" + swVer2].description;
			var descArray = flashDescription.split(" ");
			var tempArrayMajor = descArray[2].split(".");			
			var versionMajor = tempArrayMajor[0];
			var versionMinor = tempArrayMajor[1];
			var versionRevision = descArray[3];
			if (versionRevision == "") {
				versionRevision = descArray[4];
			}
			if (versionRevision[0] == "d") {
				versionRevision = versionRevision.substring(1);
			} else if (versionRevision[0] == "r") {
				versionRevision = versionRevision.substring(1);
				if (versionRevision.indexOf("d") > 0) {
					versionRevision = versionRevision.substring(0, versionRevision.indexOf("d"));
				}
			}
			var flashVer = versionMajor + "." + versionMinor + "." + versionRevision;
		}
	}
	// MSN/WebTV 2.6 supports Flash 4
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.6") != -1) flashVer = 4;
	// WebTV 2.5 supports Flash 3
	else if (navigator.userAgent.toLowerCase().indexOf("webtv/2.5") != -1) flashVer = 3;
	// older WebTV supports Flash 2
	else if (navigator.userAgent.toLowerCase().indexOf("webtv") != -1) flashVer = 2;
	else if ( isIE && isWin && !isOpera ) {
		flashVer = ControlVersion();
	}	
	return flashVer;
}

// When called with reqMajorVer, reqMinorVer, reqRevision returns true if that version or greater is available
function DetectFlashVer(reqMajorVer, reqMinorVer, reqRevision)
{
	versionStr = GetSwfVer();
	if (versionStr == -1 ) {
		return false;
	} else if (versionStr != 0) {
		if(isIE && isWin && !isOpera) {
			// Given "WIN 2,0,0,11"
			tempArray         = versionStr.split(" "); 	// ["WIN", "2,0,0,11"]
			tempString        = tempArray[1];			// "2,0,0,11"
			versionArray      = tempString.split(",");	// ['2', '0', '0', '11']
		} else {
			versionArray      = versionStr.split(".");
		}
		var versionMajor      = versionArray[0];
		var versionMinor      = versionArray[1];
		var versionRevision   = versionArray[2];

        	// is the major.revision >= requested major.revision AND the minor version >= requested minor
		if (versionMajor > parseFloat(reqMajorVer)) {
			return true;
		} else if (versionMajor == parseFloat(reqMajorVer)) {
			if (versionMinor > parseFloat(reqMinorVer))
				return true;
			else if (versionMinor == parseFloat(reqMinorVer)) {
				if (versionRevision >= parseFloat(reqRevision))
					return true;
			}
		}
		return false;
	}
}

function AC_AddExtension(src, ext)
{
  if (src.indexOf('?') != -1)
    return src.replace(/\?/, ext+'?'); 
  else
    return src + ext;
}

function AC_Generateobj(objAttrs, params, embedAttrs) 
{ 
  var str = '';
  if (isIE && isWin && !isOpera)
  {
    str += '<object ';
    for (var i in objAttrs)
    {
      str += i + '="' + objAttrs[i] + '" ';
    }
    str += '>';
    for (var i in params)
    {
      str += '<param name="' + i + '" value="' + params[i] + '" /> ';
    }
    str += '</object>';
  }
  else
  {
    str += '<embed ';
    for (var i in embedAttrs)
    {
      str += i + '="' + embedAttrs[i] + '" ';
    }
    str += '> </embed>';
  }

  document.write(str);
}

function AC_FL_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".swf", "movie", "clsid:d27cdb6e-ae6d-11cf-96b8-444553540000"
     , "application/x-shockwave-flash"
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_SW_RunContent(){
  var ret = 
    AC_GetArgs
    (  arguments, ".dcr", "src", "clsid:166B1BCA-3F9C-11CF-8075-444553540000"
     , null
    );
  AC_Generateobj(ret.objAttrs, ret.params, ret.embedAttrs);
}

function AC_GetArgs(args, ext, srcParamName, classid, mimeType){
  var ret = new Object();
  ret.embedAttrs = new Object();
  ret.params = new Object();
  ret.objAttrs = new Object();
  for (var i=0; i < args.length; i=i+2){
    var currArg = args[i].toLowerCase();    

    switch (currArg){	
      case "classid":
        break;
      case "pluginspage":
        ret.embedAttrs[args[i]] = args[i+1];
        break;
      case "src":
      case "movie":	
        args[i+1] = AC_AddExtension(args[i+1], ext);
        ret.embedAttrs["src"] = args[i+1];
        ret.params[srcParamName] = args[i+1];
        break;
      case "onafterupdate":
      case "onbeforeupdate":
      case "onblur":
      case "oncellchange":
      case "onclick":
      case "ondblclick":
      case "ondrag":
      case "ondragend":
      case "ondragenter":
      case "ondragleave":
      case "ondragover":
      case "ondrop":
      case "onfinish":
      case "onfocus":
      case "onhelp":
      case "onmousedown":
      case "onmouseup":
      case "onmouseover":
      case "onmousemove":
      case "onmouseout":
      case "onkeypress":
      case "onkeydown":
      case "onkeyup":
      case "onload":
      case "onlosecapture":
      case "onpropertychange":
      case "onreadystatechange":
      case "onrowsdelete":
      case "onrowenter":
      case "onrowexit":
      case "onrowsinserted":
      case "onstart":
      case "onscroll":
      case "onbeforeeditfocus":
      case "onactivate":
      case "onbeforedeactivate":
      case "ondeactivate":
      case "type":
      case "codebase":
      case "id":
        ret.objAttrs[args[i]] = args[i+1];
        break;
      case "width":
      case "height":
      case "align":
      case "vspace": 
      case "hspace":
      case "class":
      case "title":
      case "accesskey":
      case "name":
      case "tabindex":
        ret.embedAttrs[args[i]] = ret.objAttrs[args[i]] = args[i+1];
        break;
      default:
        ret.embedAttrs[args[i]] = ret.params[args[i]] = args[i+1];
    }
  }
  ret.objAttrs["classid"] = classid;
  if (mimeType) ret.embedAttrs["type"] = mimeType;
  return ret;
}