//INITIALIZATION
///////////////////////////
var html = document.getElementsByTagName('html')[0];
jscss('add',html,'hasScript');
if ( detectFlash(6) ) jscss('add',html,'hasFlash');
detectImages();
var hasReqdDOM = (document.getElementsByTagName && document.getElementById);

//alert( document.getElementsByTagName('html')[0].className )
function PageInit() {
	if ( !(hasReqdDOM) ) return;
	PopUpSafe( document.getElementsByTagName('a') );
	//initFlash();
}
addEvent(window,'load',PageInit);

function initFlash() {
	if ( !document.getElementById || typeof(FlashObject) == 'undefined')  return;
	myFlash = new FlashObject("/images/mp/sc_flash_final.swf", "flashy", "730", "227", 6.0, "#ffffff");
	myFlash.addParam("wmode","opaque"); //fix bug with IE 5.x
	myFlash.write("fl_replace");
}


function PopUpSafe(els) {
	if (!els) return;
	for (var i = 0; i < els.length; i++) {
		if (els[i].rel.indexOf("external") >= 0 ) {
			els[i].onclick = function() { return PopWin(this.href,'new'); }
		}
		else if (els[i].rel.indexOf(':') >= 0) {
			els[i].onclick = function() { args = this.rel.split(':'); return PopWin(this.href,args[0],args[1],args[2]); }
		}
	}
}

//IMAGE ROLLOVERS
///////////////////////////
var over = new Object();
var out = new Object();
function Rollovers(idArr,func) {
	var imgs, a;
	if (!func) func = getRollSrc;
	if (!document.images) return;

	for (i = 0; i < idArr.length; i++) {
		imgs = getObj(idArr[i]);
		if (!imgs) continue;
		out[ idArr[i] ] = new Image();
		over[ idArr[i] ] = new Image();
		out[ idArr[i] ].src = imgs.src;
		over[ idArr[i] ].src = func(imgs.src,1);
		a = imgs.parentNode;
		if ((a && a.tagName.toLowerCase() == 'a') ){
			a.onmouseover = function() { this.childNodes[0].src = over[this.childNodes[0].id].src; }
			a.onmouseout = function() { this.childNodes[0].src = out[this.childNodes[0].id].src;  }
			a.onfocus = function() { this.childNodes[0].src = over[this.childNodes[0].id].src; }
			a.onblur = function() { this.childNodes[0].src = out[this.childNodes[0].id].src; }
		}
		else if (imgs.tagName.toLowerCase() == 'input') {
			imgs.onmouseover = function() { this.src = over[this.id].src; }
			imgs.onmouseout = function() { this.src = out[this.id].src; }
		}
	}
}
function getRollSrc(src, hover) { return (hover) ? src.replace(/a.(gif|jpg)/,"b.$1") : src.replace(/b.(gif|jpg)/,"a.$1"); }


//GENERAL PURPOSE FUNCTIONS
///////////////////////////
var wini; //Reference to a window
function PopWin(url, name, width, height) {
	var s;
	if (width || height) {
		h = (height) ? height : 600;
		w = (width) ? width : 800;
		lp = (screen.width) ? (screen.width-w)/2 : 0;
		tp = (screen.height) ? (screen.height-h)/2 : 0;
		sc = (name == 'gallery') ? 'no' : 'yes';
		s = 'height='+ h +',width='+ w +',top='+tp+',left='+lp+',scrollbars='+sc+',resizable';
	}
	else s = '';
	wini = window.open(url,name,s);
	if (wini) wini.focus();
	return ( !wini )
}// PopWin()

function getObj(objId) {
	var obj;
	if (document.getElementById)
		obj = document.getElementById(objId);
	else if (document.all)
		obj = document.all[objId];
	else
		obj = null;
	return obj;
}

function addEvent(obj,evType,fn){
	if(obj.addEventListener){
		obj.addEventListener(evType,fn,false);
	}
	else if(obj.attachEvent){
		var r=obj.attachEvent("on"+evType,fn);
	}
	else{
		if ( typeof( obj['on'+evType] ) == 'function' ) {
			var last = obj['on'+evType] ;
			obj['on'+evType] = null;
			obj['on'+evType] = function() { last(); fn(); };
		}
		else obj['on'+evType] = fn;
	}
}

function findObjPos(obj){
	var curtop = 0;
	var curleft = 0;
	if (obj.offsetParent) {
		while (obj.offsetParent) {
			curleft += obj.offsetLeft
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y && obj.x) {
		curtop += obj.y;
		curleft += obj.x;
	}
	var t = new Object();
	t.dx = curleft;
	t.dy = curtop;
	return t;
}


// found at http://www.onlinetools.org/articles/unobtrusivejavascript/cssjsseparation.html
function jscss(a,o,c1,c2) {
  switch (a){
    case 'swap':
      o.className=!jscss('check',o,c1)?o.className.replace(c2,c1): o.className.replace(c1,c2);
    break;
    case 'add':
      if(!jscss('check',o,c1)){o.className+=o.className?' '+c1:c1;}
    break;
    case 'remove':
      var rep=o.className.match(' '+c1)?' '+c1:c1;
      o.className=o.className.replace(rep,'');
    break;
    case 'check':
      return new RegExp('\\b'+c1+'\\b').test(o.className)
    break;
  }
}


// FUNCTIONS NEEDED FOR VARIOUS DETECTIONS
///////////////////////////////////////////
function getIEVersion() {
  var rv = -1;
  if (navigator.appName == 'Microsoft Internet Explorer') {
    var ua = navigator.userAgent;
    var re  = new RegExp("MSIE ([0-9]{1,}[\.0-9]{0,})");
    if (re.exec(ua) != null)
      rv = parseFloat( RegExp.$1 );
  }
  return rv;
}

function getFlashVersion() {
	var flashversion = 0;
	if (navigator.plugins && navigator.mimeTypes.length) {
		var x = navigator.plugins["Shockwave Flash"];
		if(x && x.description) {
			var y = x.description;
   			flashversion = y.charAt(y.indexOf('.')-1);
		}
	} else {
		result = false;
	    for(var i = 15; i >= 3 && result != true; i--){
   			execScript('on error resume next: result = IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash.'+i+'"))','VBScript');
   			flashversion = i;
   		}
	}
	return flashversion;
}
function detectFlash(ver) { return (getFlashVersion() >= ver) ? true:false; }

function detectImages() {
	if (!document.getElementById ) return;
	jscss('add',html,'noImages');
	var detImg = new Image();
	var tmp = new Date();
	var suffix = tmp.getTime();
	detImg.src = '/images/blank.gif?'+ suffix;
	detImg.onload = function() { jscss('remove',html,'noImages');}
	
}