// JavaScript Document

// x_core.js, X v3.15.2, Cross-Browser.com DHTML Library
// Copyright (c) 2004 Michael Foster, Licensed LGPL (gnu.org)

// global vars still duplicated in xlib.js - I still don't know what I'm going to do about this
var xVersion='3.15.2',xNN4,xOp7,xOp5or6,xIE4Up,xIE4,xIE5,xMac,xUA=navigator.userAgent.toLowerCase();
if (window.opera){
 xOp7=(xUA.indexOf('opera 7')!=-1 || xUA.indexOf('opera/7')!=-1);
 if (!xOp7) xOp5or6=(xUA.indexOf('opera 5')!=-1 || xUA.indexOf('opera/5')!=-1 || xUA.indexOf('opera 6')!=-1 || xUA.indexOf('opera/6')!=-1);
}
else if (document.all && xUA.indexOf('msie')!=-1) {
 xIE4Up=parseInt(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 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 xDef() {
 for(var i=0; i<arguments.length; ++i){if(typeof(arguments[i])=='undefined') return false;}
 return true;
}
function xStr(s) {
 for(var i=0; i<arguments.length; ++i){if(typeof(arguments[i])!='string') return false;}
 return true;
}
function xNum(n) {
 for(var i=0; i<arguments.length; ++i){if(typeof(arguments[i])!='number') return false;}
 return true;
}
function xShow(e) {
 if(!(e=xGetElementById(e))) return;
 if(e.style && xDef(e.style.visibility)) e.style.visibility='visible';
}
function xHide(e) {
 if(!(e=xGetElementById(e))) return;
 if(e.style && xDef(e.style.visibility)) e.style.visibility='hidden';
}
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);
 }
 return uZ;
}
function xColor(e,sColor) {
 if(!(e=xGetElementById(e))) return '';
 var c='';
 if(e.style && xDef(e.style.color)) {
 if(xStr(sColor)) e.style.color=sColor;
 c=e.style.color;
 }
 return c;
}
function xBackground(e,sColor,sImage) {
 if(!(e=xGetElementById(e))) return '';
 var bg='';
 if(e.style) {
 if(xStr(sColor)) {
 if(!xOp5or6) e.style.backgroundColor=sColor;
 else e.style.background=sColor;
 }
 if(xStr(sImage)) e.style.backgroundImage=(sImage!='')? 'url('+sImage+')' : null;
 if(!xOp5or6) bg=e.style.backgroundColor;
 else bg=e.style.background;
 }
 return bg;
}
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;
 }
 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;
 }
 return iY;
}
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;
 }
// if (xOp7) return y - document.body.offsetTop; // v3.14, temporary hack for opera bug 130324
 return y;
}
function xOffsetLeft(e) {
 if (!(e=xGetElementById(e))) return 0;
 if (xDef(e.offsetLeft)) return e.offsetLeft;
 else return 0;
}
function xOffsetTop(e) {
 if (!(e=xGetElementById(e))) return 0;
 if (xDef(e.offsetTop)) return e.offsetTop;
 else return 0;
}
function xScrollLeft(e) {
 var offset=0;
 if (!(e=xGetElementById(e))) {
 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(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;
 }
 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;
 }
 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(xOp5or6) w=window.innerWidth;
 else 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(xOp5or6) h=window.innerHeight;
 else 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;
 }
}