// x_core_n4.js, part of X, a Cross-Browser.com Javascript Library
// Copyright (C) 2001,2002,2003,2004,2005 Michael Foster - Distributed under the terms of the GNU LGPL - OSI Certified
// File Rev: 2
function xNS() {return (navigator.userAgent.toLowerCase().indexOf('gecko') != -1);}
function xIE() {return (!(navigator.userAgent.toLowerCase().indexOf('gecko') != -1) && (document.all && document.getElementById));}
function xSafari() {return (navigator.vendor == 'KDE' && document.childNodes && !document.all && !navigator.taintEnabled && !accentColorName);}
function xGetElementById(e) {
  if(typeof(e)!='string') return e;
  if(document.getElementById) e=document.getElementById(e);
  else if(document.all) e=document.all[e];
  else e=null;
  return e;
}
function xParent(e,bNode){
  if (!(e=xGetElementById(e))) return null;
  var p=null;
  if (!bNode && xDef(e.offsetParent)) p=e.offsetParent;
  else if (xDef(e.parentNode)) p=e.parentNode;
  else if (xDef(e.parentElement)) p=e.parentElement;
  return p;
}
function xExist(s) {
  try {eval(s); return true;} catch(e) {return false;}
}
function xDef() {
  for(var i=0; i<arguments.length; ++i){if(typeof(arguments[i])=='undefined') return false;}
  return true;
}
function xStr(s) {
  return typeof(s)=='string';
}
function xNum(n) {
  return typeof(n)=='number';
}
function xShow(e) {
  if(!(e=xGetElementById(e))) return;
  if(e.style && xDef(e.style.display)) e.style.display='block';
  else if(xDef(e.display)) e.display='block';
}
function xShow2(e) {
  if(!(e=xGetElementById(e))) return;
  if(e.style && xDef(e.style.display)) e.style.display='inline';
  else if(xDef(e.display)) e.display='inline';
}
function xHide(e) {
  if(!(e=xGetElementById(e))) return;
  if(e.style && xDef(e.style.display)) e.style.display='none';
  else if(xDef(e.display)) e.display='none';
}
function xZIndex(e,uZ) {
  if(!(e=xGetElementById(e))) return 0;
  if(e.style && xDef(e.style.zIndex)) {
    if(xNum(uZ)) e.style.zIndex=uZ;
    uZ=parseInt(e.style.zIndex);
  }
  else if(xDef(e.zIndex)) {
    if(xNum(uZ)) e.zIndex=uZ;
    uZ=e.zIndex;
  }
  return uZ;
}
function xMoveTo(e,iX,iY) {
  xLeft(e,iX);
  xTop(e,iY);
}
function xLeft(e,iX) {
  if(!(e=xGetElementById(e))) return 0;
  var css=xDef(e.style);
  if (css && xStr(e.style.left)) {
    if(xNum(iX)) e.style.left=iX+'px';
    else {
      iX=parseInt(e.style.left);
      if(isNaN(iX)) iX=0;
    }
  }
  else if(css && xDef(e.style.pixelLeft)) {
    if(xNum(iX)) e.style.pixelLeft=iX;
    else iX=e.style.pixelLeft;
  }
  else if(xDef(e.left)) {
    if(xNum(iX)) e.left=iX;
    else iX=e.left;
  }
  return iX;
}
function xTop(e,iY) {
  if(!(e=xGetElementById(e))) return 0;
  var css=xDef(e.style);
  if(css && xStr(e.style.top)) {
    if(xNum(iY)) e.style.top=iY+'px';
    else {
      iY=parseInt(e.style.top);
      if(isNaN(iY)) iY=0;
    }
  }
  else if(css && xDef(e.style.pixelTop)) {
    if(xNum(iY)) e.style.pixelTop=iY;
    else iY=e.style.pixelTop;
  }
  else if(xDef(e.top)) {
    if(xNum(iY)) e.top=iY;
    else iY=e.top;
  }
  return iY;
}
function xPageX(e) {
  if (!(e=xGetElementById(e))) return 0;
  if (xDef(e.pageX)) return e.pageX;
  var x = 0;
  while (e) {
    if (xDef(e.offsetLeft)) x += e.offsetLeft;
    e = xDef(e.offsetParent) ? e.offsetParent : null;
  }
  return x;
}
function xPageY(e) {
  if (!(e=xGetElementById(e))) return 0;
  if (xDef(e.pageY)) return e.pageY;
  var y = 0;
  while (e) {
    if (xDef(e.offsetTop)) y += e.offsetTop;
    e = xDef(e.offsetParent) ? e.offsetParent : null;
  }
  return y;
}
function xClientLeft(e) {
  if (!(e=xGetElementById(e))) return 0;
  var x = 0;
  while (e) {
    if (xDef(e.clientLeft)) x += e.clientLeft;
    e = xDef(e.offsetParent) ? e.offsetParent : null;
  }
  return x;
}
function xClientTop(e) {
  if (!(e=xGetElementById(e))) return 0;
  var y = 0;
  while (e) {
    if (xDef(e.clientTop)) y += e.clientTop;
    e = xDef(e.offsetParent) ? e.offsetParent : null;
  }
  return y;
}
function xOffsetLeft(e) {
  if (!(e=xGetElementById(e))) return 0;
  if (xDef(e.offsetLeft)) return e.offsetLeft;
  else return xPageX(e) - xPageX(xParent(e));
}
function xOffsetTop(e) {
  if (!(e=xGetElementById(e))) return 0;
  if (xDef(e.offsetTop)) return e.offsetTop;
  else return xPageY(e) - xPageY(xParent(e));
}
function xScrollLeft(e) {
  var offset=0;
  if (!(e=xGetElementById(e))) {
    if(xDef(window.pageXOffset)) offset=window.pageXOffset;
    else if(document.documentElement && document.documentElement.scrollLeft) offset=document.documentElement.scrollLeft;
    else if(document.body && xDef(document.body.scrollLeft)) offset=document.body.scrollLeft;
  }
  else { if (xNum(e.scrollLeft)) offset = e.scrollLeft; }
  return offset;
}
function xScrollTop(e) {
  var offset=0;
  if (!(e=xGetElementById(e))) {
    if(xDef(window.pageYOffset)) offset=window.pageYOffset;
    else if(document.documentElement && document.documentElement.scrollTop) offset=document.documentElement.scrollTop;
    else if(document.body && xDef(document.body.scrollTop)) offset=document.body.scrollTop;
  }
  else { if (xNum(e.scrollTop)) offset = e.scrollTop; }
  return offset;
}
function xHasPoint(ele, iLeft, iTop, iClpT, iClpR, iClpB, iClpL) {
  if (!xNum(iClpT)){iClpT=iClpR=iClpB=iClpL=0;}
  else if (!xNum(iClpR)){iClpR=iClpB=iClpL=iClpT;}
  else if (!xNum(iClpB)){iClpL=iClpR; iClpB=iClpT;}
  var thisX = xPageX(ele), thisY = xPageY(ele);
  return (iLeft >= thisX + iClpL && iLeft <= thisX + xWidth(ele) - iClpR &&
          iTop >=thisY + iClpT && iTop <= thisY + xHeight(ele) - iClpB );
}
function xResizeTo(e,uW,uH) {
  xWidth(e,uW);
  xHeight(e,uH);
}
function xWidth(e,uW) {
  if(!(e=xGetElementById(e))) return 0;
  if (xNum(uW)) {
    if (uW<0) uW = 0;
    else uW=Math.round(uW);
  }
  else uW=-1;
  var css=xDef(e.style);
  if(css && xDef(e.offsetWidth) && xStr(e.style.width)) {
    if(uW>=0) xSetCW(e, uW);
    uW=e.offsetWidth;
  }
  else if(css && xDef(e.style.pixelWidth)) {
    if(uW>=0) e.style.pixelWidth=uW;
    uW=e.style.pixelWidth;
  }
  else if(xDef(e.clip) && xDef(e.clip.right)) {
    if(uW>=0) e.clip.right=uW;
    uW=e.clip.right;
  }
  return uW;
}
function xHeight(e,uH) {
  if(!(e=xGetElementById(e))) return 0;
  if (xNum(uH)) {
    if (uH<0) uH = 0;
    else uH=Math.round(uH);
  }
  else uH=-1;
  var css=xDef(e.style);
  if(css && xDef(e.offsetHeight) && xStr(e.style.height)) {
    if(uH>=0) xSetCH(e, uH);
    uH=e.offsetHeight;
  }
  else if(css && xDef(e.style.pixelHeight)) {
    if(uH>=0) e.style.pixelHeight=uH;
    uH=e.style.pixelHeight;
  }
  else if(xDef(e.clip) && xDef(e.clip.bottom)) {
    if(uH>=0) e.clip.bottom=uH;
    uH=e.clip.bottom;
  }
  return uH;
}
function xGetCS(ele,sP){return parseInt(document.defaultView.getComputedStyle(ele,'').getPropertyValue(sP));}
function xSetCW(ele,uW){
  var pl=0,pr=0,bl=0,br=0;
  if(xDef(document.defaultView) && xDef(document.defaultView.getComputedStyle)){
    pl=xGetCS(ele,'padding-left');
    pr=xGetCS(ele,'padding-right');
    bl=xGetCS(ele,'border-left-width');
    br=xGetCS(ele,'border-right-width');
  }
  else if(xDef(ele.currentStyle,document.compatMode)){
    if(document.compatMode=='CSS1Compat'){
      pl=parseInt(ele.currentStyle.paddingLeft);
      pr=parseInt(ele.currentStyle.paddingRight);
      bl=parseInt(ele.currentStyle.borderLeftWidth);
      br=parseInt(ele.currentStyle.borderRightWidth);
    }
  }
  else if(xDef(ele.offsetWidth,ele.style.width)){ // ?
    ele.style.width=uW+'px';
    pl=ele.offsetWidth-uW;
  }
  if(isNaN(pl)) pl=0; if(isNaN(pr)) pr=0; if(isNaN(bl)) bl=0; if(isNaN(br)) br=0;
  var cssW=uW-(pl+pr+bl+br);
  if(isNaN(cssW)||cssW<0) return;
  else ele.style.width=cssW+'px';
}
function xSetCH(ele,uH){
  var pt=0,pb=0,bt=0,bb=0;
  if(xDef(document.defaultView) && xDef(document.defaultView.getComputedStyle)){
    pt=xGetCS(ele,'padding-top');
    pb=xGetCS(ele,'padding-bottom');
    bt=xGetCS(ele,'border-top-width');
    bb=xGetCS(ele,'border-bottom-width');
  }
  else if(xDef(ele.currentStyle,document.compatMode)){
    if(document.compatMode=='CSS1Compat'){
      pt=parseInt(ele.currentStyle.paddingTop);
      pb=parseInt(ele.currentStyle.paddingBottom);
      bt=parseInt(ele.currentStyle.borderTopWidth);
      bb=parseInt(ele.currentStyle.borderBottomWidth);
    }
  }
  else if(xDef(ele.offsetHeight,ele.style.height)){ // ?
    ele.style.height=uH+'px';
    pt=ele.offsetHeight-uH;
  }
  if(isNaN(pt)) pt=0; if(isNaN(pb)) pb=0; if(isNaN(bt)) bt=0; if(isNaN(bb)) bb=0;
  var cssH=uH-(pt+pb+bt+bb);
  if(isNaN(cssH)||cssH<0) return;
  else ele.style.height=cssH+'px';
}
function xClip(e,iTop,iRight,iBottom,iLeft) {
  if(!(e=xGetElementById(e))) return;
  if(e.style) {
    if (xNum(iLeft)) e.style.clip='rect('+iTop+'px '+iRight+'px '+iBottom+'px '+iLeft+'px)';
    else e.style.clip='rect(0 '+parseInt(e.style.width)+'px '+parseInt(e.style.height)+'px 0)';
  }
}
function xClientWidth() {
  var w=0;
  if(!window.opera && document.documentElement && document.documentElement.clientWidth)
    w=document.documentElement.clientWidth;
  else if(document.body && document.body.clientWidth)
    w=document.body.clientWidth;
  else if(xDef(window.innerWidth,window.innerHeight,document.height)) {
    w=window.innerWidth;
    if(document.height>window.innerHeight) w-=16;
  }
  return w;
}
function xClientHeight() {
  var h=0;
  if(!window.opera && document.documentElement && document.documentElement.clientHeight)
    h=document.documentElement.clientHeight;
  else if(document.body && document.body.clientHeight)
    h=document.body.clientHeight;
  else if(xDef(window.innerWidth,window.innerHeight,document.width)) {
    h=window.innerHeight;
    if(document.width>window.innerWidth) h-=16;
  }
  return h;
}
function xInnerHtml(e, sHtml) {
  if(!(e=xGetElementById(e))) return '';
  if (xStr(e.innerHTML)) {
    if (xStr(sHtml)) e.innerHTML = sHtml;
    else return e.innerHTML;
  }
}
function xAddEventListener(e,listener,sFor,sEventType,sHandler) {
	if (!(e=xGetElementById(e))) return;
	if(xIE()) {
		var scriptHandler = document.createElement("SCRIPT");
		scriptHandler.language = "javascript";
		scriptHandler.htmlFor = sFor;
		scriptHandler.event = "on"+sEventType;
		scriptHandler.text = sHandler;
		document.body.appendChild(scriptHandler);
	} else {
		e.addEventListener(sEventType,listener,false);
	}
}
function xAttachEvent(e,sEventType,pHandler) {
	if (!(e=xGetElementById(e))) return;
	if(xIE()) {
		e.attachEvent("on"+sEventType,pHandler);
	} else {
		e.addEventListener(sEventType,pHandler,false);
	}
}
function xDetachEvent(e,sEventType,pHandler) {
	if (!(e=xGetElementById(e))) return;
	if(xIE()) {
		e.detachEvent("on"+sEventType,pHandler);
	} else {
		e.removeEventListener(sEventType,pHandler,false);
	}
}
function xSetLayer(e,f,l) {
	if (!(e=xGetElementById(e))) return;
	if(xIE()) {
		if(!xDef(f)) 
			l = xGetElementById("DHTMLIELayerBacking");
		else
			l = xGetElementById(f)
		xMoveTo(l,xLeft(e),xTop(e));
		xHeight(l,xHeight(e));
		xWidth(l,xWidth(e));
		xShow(l);
		xZIndex(l,xZIndex(e)-1);
	}
}
function xHideLayer(e,x,y) {
	if(xIE()) {
		if(!xDef(e))
			e = xGetElementById("DHTMLIELayerBacking");
		else if (!(e=xGetElementById(e))) 
			return;
		xHide(e);
		x = (xIE())?document.body.clientWidth:window.innerWidth;
		y = (xIE())?document.body.clientHeight:window.innerHeight;
		xZIndex(e,0);
		xMoveTo(e,x,y);
	}
}
function xCancelEvent(event) {
	try {
		event.cancelBubble = true;
		event.stopPropagation();		
	} catch(e) {;}
}
function xGetEvent(event) {
	return (xIE())?window.event:event;
}
function xGetSource(event) {
	return (xIE())?window.event.srcElement:event.target;
}  
function xUpdateClass(add,item,className) {
	if (!(item=xGetElementById(item))) return;
	var re = new RegExp("^"+className+"$|^"+className+"\\s+|\\s+"+className+"\\s+|\\s+"+className+"$", "g");
	var str = new String(item.className);
	if(add) {
		if(!str.match(re))
			item.className = xTrim(item.className + " " + className);
	} else {
		item.className = xTrim(str.replace(re, " "));
	}
} 
function xReplaceClass(e,o,n) {
	xUpdateClass(false,e,o);
	xUpdateClass(true,e,n);
}
function xAddClass(e,c) {
	xUpdateClass(true,e,c);
} 
function xRemoveClass(e,c) {
	xUpdateClass(false,e,c);
}  
function xTrim(s){
	return xStr(s)?s.replace(/^\s*(.*\S+)\s*$/,"$1"):"";
}
function xCenterX() {
	var x = null;
	if(xNS()){
		x = window.innerWidth/2;
	} else if(xIE()) {
		x = document.body.clientWidth/2;
	}
	return parseInt(x);
}
function xCenterY() {
	var y = null;
	if(xNS()){
		y = window.innerHeight/2;
	} else if(xIE()) {
		y = document.body.clientHeight/2;
	}
	return parseInt(y);
}
function xMoveToCenter(e) {
	if (!(e=xGetElementById(e))) return;
	var x = xCenterX();
	var y = xCenterY();
	xMoveTo(e,x - xWidth(e)/2,y - xHeight(e)/2);
}

function xSetCookie(name, value, expires, path, domain, secure) {
  	var curCookie = name + "=" + escape(value) +
    	  	((expires) ? "; expires=" + expires.toGMTString() : "") +
    		((path) ? "; path=" + path : "") +
      		((domain) ? "; domain=" + domain : "") +
      		((secure) ? "; secure" : "");
  	document.cookie = curCookie;
}
function xGetCookie(name) {
	var dc = document.cookie;
	var prefix = name + "=";
	var begin = dc.indexOf("; " + prefix);
	if (begin == -1) {
		begin = dc.indexOf(prefix);
		if (begin != 0) return null;
	} else
		begin += 2;
	var end = document.cookie.indexOf(";", begin);
	if (end == -1)
		end = dc.length;
	return unescape(dc.substring(begin + prefix.length, end));
}
function xDeleteCookie(name, path, domain) {
  	if (getCookie(name)) {
    	document.cookie = name + "=" +
    	((path) ? "; path=" + path : "") +
    	((domain) ? "; domain=" + domain : "") +
    	"; expires=Thu, 01-Jan-70 00:00:01 GMT";
  	}
}


function DHTML() {;}
new DHTML();
DHTML.NS = xNS;
DHTML.IE = xIE;
DHTML.Safari = xSafari;
DHTML.getElementById = xGetElementById;
DHTML.exist = xExist;
DHTML.isDefined = xDef;
DHTML.isString = xStr;
DHTML.isNumber = xNum;
DHTML.parentNode = xParent;
DHTML.display = xShow;
DHTML.display2 = xShow2;
DHTML.hide = xHide;
DHTML.zIndex = xZIndex;
DHTML.move = xMoveTo;
DHTML.moveLeft = xLeft;
DHTML.moveTop = xTop;
DHTML.pageX = xPageX;
DHTML.pageY = xPageY;
DHTML.clientLeft = xClientLeft;
DHTML.clientTop = xClientTop;
DHTML.offsetLeft = xOffsetLeft;
DHTML.offsetTop = xOffsetTop;
DHTML.scrollLeft = xScrollLeft;
DHTML.scrollTop = xScrollTop;
DHTML.hasPoint = xHasPoint;
DHTML.resize = xResizeTo;
DHTML.clip = xClip;
DHTML.width = xWidth;
DHTML.height = xHeight;
DHTML.clientWidth = xClientWidth;
DHTML.clientHeight = xClientHeight;
DHTML.setLayer = xSetLayer;
DHTML.hideLayer = xHideLayer;
DHTML.innerHtml = xInnerHtml;
DHTML.addEventListener = xAddEventListener;
DHTML.attachEvent = xAttachEvent;
DHTML.detachEvent = xDetachEvent;
DHTML.cancelEvent = xCancelEvent;
DHTML.getEvent = xGetEvent;
DHTML.getSource = xGetSource;
DHTML.updateClass = xUpdateClass;
DHTML.replaceClass = xReplaceClass;
DHTML.addClass = xAddClass;
DHTML.removeClass = xRemoveClass;
DHTML.centerX = xCenterX;
DHTML.centerY = xCenterY;
DHTML.moveToCenter = xMoveToCenter;
DHTML.setCookie = xSetCookie;
DHTML.getCookie = xGetCookie;
DHTML.deleteCookie = xDeleteCookie;