// xShort.js FORMER x.js
// X v3.10, Cross-Browser DHTML Library from Cross-Browser.com
// Copyright (c) 2002,2003 Michael Foster (mike@cross-browser.com)
// This library is distributed under the terms of the LGPL (gnu.org)
function xHeight(e,uH) {
  if(!(e=xGetElementById(e)) || (uH && uH<0)) return 0;
  uH=Math.round(uH);
  var css=xDef(e.style);
  if(css && xDef(e.style.height,e.offsetHeight) && typeof(e.style.height)=="string") {
    if(arguments.length>1) xSetCH(e, uH);
    uH=e.offsetHeight;
  }
  else if(css && xDef(e.style.pixelHeight)) {
    if(arguments.length>1) e.style.pixelHeight=uH;
    uH=e.style.pixelHeight;
  }
  else if(xDef(e.clip) && xDef(e.clip.bottom)) {
    if(arguments.length>1) e.clip.bottom=uH;
    uH=e.clip.bottom;
  }
  return uH;
}
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 if(document.layers) e=xLayer(e);
  else e=null;
  return e;
}
function xDef() {
  for(var i=0; i<arguments.length; ++i){if(typeof(arguments[i])=="" || typeof(arguments[i])=="undefined") return false;}
  return true;
}
function xSetCH(ele,uH){
  if(uH<0) return;
  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 xLayer(id,root) { // only for nn4
  var i,layer,found=null;
  if (!root) root=window;
  for(i=0; i<root.document.layers.length; i++) {
    layer=root.document.layers[i];
    if(layer.id==id) return layer;
    if(layer.document.layers.length) found=xLayer(id,layer);
    if(found) return found;
  }
  return null;
}
function xAddEventListener(e,eventType,eventListener,useCapture) {
  if(!(e=xGetElementById(e))) return;
  eventType=eventType.toLowerCase();
  if((!xIE4Up && !xOp7) && e==window) {
    if(eventType=='resize') { window.xPCW=xClientWidth(); window.xPCH=xClientHeight(); window.xREL=eventListener; xResizeEvent(); return; }
    if(eventType=='scroll') { window.xPSL=xScrollLeft(); window.xPST=xScrollTop(); window.xSEL=eventListener; xScrollEvent(); return; }
  }
  var eh="e.on"+eventType+"=eventListener";
  if(e.addEventListener) e.addEventListener(eventType,eventListener,useCapture);
  else if(e.attachEvent) e.attachEvent("on"+eventType,eventListener);
  else if(e.captureEvents) {
    if(useCapture||(eventType.indexOf('mousemove')!=-1)) { e.captureEvents(eval("Event."+eventType.toUpperCase())); }
    eval(eh);
  }
  else eval(eh);
}
function xClientWidth() {
  var w=0;
  if(xOp5or6) w=window.innerWidth;
  else if(xIE4Up && 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(xIE4Up && 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 xResizeEvent() { // window resize event simulation
  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 xScrollLeft() {
  var offset=0;
  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;
  return offset;
}
function xScrollTop() {
  var offset=0;
  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;
  return offset;
}
function xScrollEvent() { // window scroll event simulation
  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(); }
}
var xVersion='3.10',xOp7=false,xOp5or6=false,xIE4Up=false,xNN4=false,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.layers) xNN4=true;
else {xIE4Up=document.all && xUA.indexOf('msie')!=-1 && parseInt(navigator.appVersion)>=4;}
function xGetCS(ele,sP){return parseInt(document.defaultView.getComputedStyle(ele,"").getPropertyValue(sP));}
