var xVersion='4.0',xOp7Up,xOp6Dn,xIE4Up,xIE4,xIE5,xNN4,xUA=navigator.userAgent.toLowerCase();
if(window.opera){
	var i=xUA.indexOf('opera');
	if(i!=-1){
		var v=parseInt(xUA.charAt(i+6));
		xOp7Up=v>=7;xOp6Dn=v<7;
	}
}
else if(navigator.vendor!='KDE' && document.all && xUA.indexOf('msie')!=-1){
	xIE4Up=parseFloat(navigator.appVersion)>=4;
	xIE4=xUA.indexOf('msie 4')!=-1;
	xIE5=xUA.indexOf('msie 5')!=-1;
}
else if(document.layers){
    xNN4=true;
}
xMac=xUA.indexOf('mac')!=-1;

function xAddEventListener(e,eT,eL,cap){
	if(!(e=xGetElementById(e))) 
	return;
	eT=eT.toLowerCase();
	if((!xIE4Up && !xOp7Up) && e==window) {
		if(eT=='resize') { 
			window.xPCW=xClientWidth();
			window.xPCH=xClientHeight(); 
			window.xREL=eL; 
			xResizeEvent(); 
			return; 
		}
		if(eT=='scroll') { 
			window.xPSL=xScrollLeft(); 
			window.xPST=xScrollTop(); 
			window.xSEL=eL; 
			xScrollEvent(); 
			return; 
		}
	}
	var eh='e.on'+eT+'=eL';
	if(e.addEventListener) e.addEventListener(eT,eL,cap);
	else if(e.attachEvent) e.attachEvent('on'+eT,eL);
	else eval(eh);
}

function xResizeEvent(){
	if (window.xREL) setTimeout('xResizeEvent()', 250);
	var cw = xClientWidth(), ch = xClientHeight();
	if (window.xPCW != cw || window.xPCH != ch) { 
		window.xPCW = cw; 
		window.xPCH = ch; 
		if (window.xREL) window.xREL(); 
	}
}

function xScrollEvent(){
	if (window.xSEL) setTimeout('xScrollEvent()', 250);
	var sl = xScrollLeft(), st = xScrollTop();
	if (window.xPSL != sl || window.xPST != st) {
        window.xPSL = sl;
        window.xPST = st;
        if (window.xSEL) window.xSEL();
    }
}

function xClientHeight(){
    var h=0;
    if(xOp6Dn) h=window.innerHeight;
    else if(document.compatMode == 'CSS1Compat' && !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 xClientWidth(){
    var w=0;
    if(xOp6Dn) w=window.innerWidth;
    else if(document.compatMode == 'CSS1Compat' && !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 xDef(){
    for(var i=0;i<arguments.length;++i){
        if(typeof(arguments[i])=='undefined') return false;
    }
    return true;
}

function xGetComputedStyle(oEle, sProp, bInt){
    var s, p = 'undefined';
    var dv = document.defaultView;
    if(dv && dv.getComputedStyle){
        s = dv.getComputedStyle(oEle,'');
        if (s) p = s.getPropertyValue(sProp);
    }
    else if(oEle.currentStyle) {
        var a = sProp.split('-');
        sProp = a[0];
        for (var i=1;i<a.length; ++i) {
            c = a[i].charAt(0);
            sProp += a[i].replace(c, c.toUpperCase());
        }
        p = oEle.currentStyle[sProp];
    }
    else return null;
    return bInt ? (parseInt(p) || 0) : p;
}

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 xHeight(e,h){
    if(!(e=xGetElementById(e))) return 0;
	if (xNum(h)) {
		if (h<0) h = 0;
		else h=Math.round(h);
	}
	else h=-1;
	var css=xDef(e.style);
	if (e == document || e.tagName.toLowerCase() == 'html' || e.tagName.toLowerCase() == 'body') {
        h = xClientHeight();
    }else if(css && xDef(e.offsetHeight) && xStr(e.style.height)) {
        if(h>=0) {
            var pt=0,pb=0,bt=0,bb=0;
            if (document.compatMode=='CSS1Compat') {
                 var gcs = xGetComputedStyle;
                 pt=gcs(e,'padding-top',1);
                 if (pt !== null) {
                     pb=gcs(e,'padding-bottom',1);
                     bt=gcs(e,'border-top-width',1);
                     bb=gcs(e,'border-bottom-width',1);
                 }
                 else if(xDef(e.offsetHeight,e.style.height)){
                     e.style.height=h+'px';
                     pt=e.offsetHeight-h;
                 }
            }
            h-=(pt+pb+bt+bb);
            if(isNaN(h)||h<0) return;
            else e.style.height=h+'px';
        }
        h=e.offsetHeight;
    }
    else if(css && xDef(e.style.pixelHeight)) {
        if(h>=0) e.style.pixelHeight=h;
        h=e.style.pixelHeight;
    }
    return h;
}

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;
    }
    return iX;
}

function xMoveTo(e,x,y){
    xLeft(e,x);
    xTop(e,y);
}

function xNum(){
    for(var i=0;i<arguments.length;++i){
        if(isNaN(arguments[i]) || typeof(arguments[i])!='number') return false;
    }
    return true;
}

function xPageX(e){
    if (!(e=xGetElementById(e))) return 0;
    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;
    var y = 0;
    while (e) {
        if (xDef(e.offsetTop)) y += e.offsetTop;
        e = xDef(e.offsetParent) ? e.offsetParent : null;
    }
    return y;
}

function xScrollLeft(e, bWin){
    var offset=0;
    if (!xDef(e) || bWin || e == document || e.tagName.toLowerCase() == 'html' || e.tagName.toLowerCase() == 'body') {
        var w = window;
        if (bWin && e) w = e;
        if(w.document.documentElement && w.document.documentElement.scrollLeft) offset=w.document.documentElement.scrollLeft;
        else if(w.document.body && xDef(w.document.body.scrollLeft)) offset=w.document.body.scrollLeft;
    }
    else {
        e = xGetElementById(e);
        if (e && xNum(e.scrollLeft)) offset = e.scrollLeft;
    }
    return offset;
}

function xScrollTop(e, bWin){
    var offset=0;
    if (!xDef(e) || bWin || e == document || e.tagName.toLowerCase() == 'html' || e.tagName.toLowerCase() == 'body') {
        var w = window;
        if (bWin && e) w = e;
        if(w.document.documentElement && w.document.documentElement.scrollTop) offset=w.document.documentElement.scrollTop;
        else if(w.document.body && xDef(w.document.body.scrollTop)) offset=w.document.body.scrollTop;
    }
    else {
        e = xGetElementById(e);
        if (e && xNum(e.scrollTop)) offset = e.scrollTop;
    }
    return offset;
}

function xShow(e) {
    return xVisibility(e,1);
}

function xSlideTo(e, x, y, uTime){
    if (!(e=xGetElementById(e))) return;
    if (!e.timeout) e.timeout = 25;
    e.xTarget = x;
    e.yTarget = y;
    e.slideTime = uTime;
    e.stop = false;
    e.yA = e.yTarget - xTop(e);
    e.xA = e.xTarget - xLeft(e);
    if (e.slideLinear) e.B = 1/e.slideTime;
    else e.B = Math.PI / (2 * e.slideTime);
    e.yD = xTop(e);
    e.xD = xLeft(e);
    var d = new Date();
    e.C = d.getTime();
    if (!e.moving) _xSlideTo(e);
}

function _xSlideTo(e){
    if (!(e=xGetElementById(e))) return;
    var now, s, t, newY, newX;now = new Date();
    t = now.getTime() - e.C;
    if (e.stop) {
        e.moving = false;
    }
    else if (t < e.slideTime) {
        setTimeout("_xSlideTo('"+e.id+"')", e.timeout);
        if (e.slideLinear) s = e.B * t;
        else s = Math.sin(e.B * t);
        newX = Math.round(e.xA * s + e.xD);
        newY = Math.round(e.yA * s + e.yD);
        xMoveTo(e, newX, newY);e.moving = true;
    }
    else {
        xMoveTo(e, e.xTarget, e.yTarget);
        e.moving = false;
    }
}

function xStr(s){
    for(var i=0; i<arguments.length; ++i){
        if(typeof(arguments[i])!='string') return false;
    }
    return true;
}

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;
    }
    return iY;
}

function xVisibility(e, bShow){
    if(!(e=xGetElementById(e))) return null;
    if(e.style && xDef(e.style.visibility)) {
        if (xDef(bShow)) e.style.visibility = bShow ? 'visible' : 'hidden';
        return e.style.visibility;
    }
    return null;
}

function xWidth(e,w){
    if(!(e=xGetElementById(e))) return 0;
    if (xNum(w)) {
        if (w<0) w = 0;
        else w=Math.round(w);
    }
    else w=-1;
    var css=xDef(e.style);
    if (e == document || e.tagName.toLowerCase() == 'html' || e.tagName.toLowerCase() == 'body') {
        w = xClientWidth();
    }
    else if(css && xDef(e.offsetWidth) && xStr(e.style.width)) {
        if(w>=0) {
            var pl=0,pr=0,bl=0,br=0;
            if (document.compatMode=='CSS1Compat') {
                var gcs = xGetComputedStyle;
                pl=gcs(e,'padding-left',1);
                if (pl !== null) {
                    pr=gcs(e,'padding-right',1);
                    bl=gcs(e,'border-left-width',1);
                    br=gcs(e,'border-right-width',1);
                }
                else if(xDef(e.offsetWidth,e.style.width)){
                    e.style.width=w+'px';
                    pl=e.offsetWidth-w;
                }
            }
            w-=(pl+pr+bl+br);
            if(isNaN(w)||w<0) return;
            else e.style.width=w+'px';
        }
        w=e.offsetWidth;
    }
    else if(css && xDef(e.style.pixelWidth)) {
        if(w>=0) e.style.pixelWidth=w;
        w=e.style.pixelWidth;
    }
    return w;
}