/*Copyright (C) 2007 Paul Mackinlay (info@webotech.co.uk)*/
_ws_warn();
function _ws_warn() {
 var d=document;
 var w=window;
 var u='http://www.webotech.co.uk/nohttpref.html';
 var u1='http://www.webotech.co.uk/getjskey.html';
 if (d.referrer) {
  _na();
 } else {
  var el = d.createElement("span");
  var st = el.style;
  var wrn = '<span style="color:#F5F703;">WARNING!</span>';
  _out();
  d.body.appendChild(el);
  jslAddEvent(el,'mouseover',_over);
  jslAddEvent(el,'mouseout',_out);
  jslAddEvent(el,'click',_cl);
  jslAddEvent(w,'scroll',_scr);
 }
 w._ws_warn = function(){return};

 function _na() {
  var s = "This page is trying to access code with an invalid license key.\n- Click OK to find out how to stop this message\n- Click cancel to continue";
  var c = confirm(s);
  if (c) {
   w.top.location = u1;
  }
 }
 function _cl() {
  jslRemoveEvent(el,'mouseover',_over);
  jslRemoveEvent(el,'mouseout',_out);
  jslRemoveEvent(el,'click',_cl);
  jslRemoveEvent(w,'scroll',_scr);
  w.top.location = u;
 }
 function _over() {
  jslSetOpaque(el,100);
  el.innerHTML = wrn+' your system is not configured properly, click for details';
  st.backgroundColor='#66cc33';
 }
 function _out() {
  jslSetOpaque(el,50);
  el.innerHTML = wrn+' system configuration problem';
  _style();
 }
 function _scr() {
  var p = _getTopLeft();
  st.left=p.left+'px';
  st.top=p.top+'px';
 }
 function _style() {
  var p = _getTopLeft();
  st.color='#ffffff';
  st.backgroundColor='#ff0000';
  st.padding='4px';
  st.fontFamily='arial';
  st.fontSize='14px';
  st.fontWeight='bold';
  st.borderRight='1px solid #000000';
  st.borderBottom='1px solid #000000';
  st.position='absolute';
  st.left=p.left+'px';
  st.top=p.top+'px';
  st.cursor='pointer';
  st.zIndex='9999';
 }
 function _getTopLeft() {
  var p = new Object();
  p.top = w.pageYOffset?w.pageYOffset:d.documentElement.scrollTop?d.documentElement.scrollTop:d.body.scrollTop;
  p.left = w.pageXOffset?w.pageXOffset:d.documentElement.scrollLeft?d.documentElement.scrollLeft:d.body.scrollLeft;
  return p;
 }
function jslRemoveEvent(subj,event,fn) {
 if (jslBrowserType()=="IE") {
  subj.detachEvent("on"+event, fn);
 } else {
  subj.removeEventListener(event,fn,false);
 }
}
function jslAddEvent(subj,event,fn) {
 if (jslBrowserType()=="IE") {
  subj.attachEvent("on"+event, fn);
 } else {
  subj.addEventListener(event,fn,false);
 }
}
function jslSetOpaque(node, value) {
 if (jslBrowserType()=="IE") {
  node.style.filter="alpha(opacity="+value+")";
 } else {
  node.style.opacity=value/100;
 }
}
function jslBrowserType() {
if (window.navigator.userAgent.match(/MSIE/)){
	return "IE";
}
if (window.navigator.userAgent.match(/Gecko\/[0-9]{8}/)){
return "Gecko";
}
 return "unknown";
}

}
/*Copyright (C) 2006 Paul Mackinlay (info@webotech.co.uk)*/
function navImg(d,data,imgDiv,img,relId) {
 var self = this;
 var imgNode = d.getElementById(img);
 var refNode = d.getElementById(imgDiv);
 var relativeNode;
 if (relId) {
  relativeNode = d.getElementById(relId);
 }
 var curIdx = 0;
 _init();

 self.setIdx = function(i) {
  curIdx = i;
 }

 function _init() {
  var nBut = _createBut('http://www.webotech.co.uk/images/next.gif');
  var bBut = _createBut('http://www.webotech.co.uk/images/back.gif','back');
  var x = jslGetAbsWidth(imgNode)+imgNode.offsetWidth-50;
  var y = jslGetAbsHeight(imgNode)-16;
  if (relativeNode) {
   x -= jslGetAbsWidth(relativeNode);
   y -= (jslGetAbsHeight(relativeNode) - relativeNode.offsetHeight+2);
  }
  bBut.style.left = x+"px";
  bBut.style.top = y+"px";
  x = jslGetAbsWidth(imgNode)+imgNode.offsetWidth-26;
  y = jslGetAbsHeight(imgNode)-16;
  if (relativeNode) {
   x -= jslGetAbsWidth(relativeNode);
   y -= (jslGetAbsHeight(relativeNode) - relativeNode.offsetHeight+2);
  }
  nBut.style.left = x+"px";
  nBut.style.top = y+"px";
  refNode.appendChild(bBut);
  refNode.appendChild(nBut);
 }

 function _createBut(src,t) {
  var but = _createImgEl(src,22,15);
  but.navImg = new Object();
  but.title='next';
  if (t == 'back') {
   but.title='previous';
   but.navImg.back = 1;
  }
  _buttonStyle(but);
  jslAddEvent(but,'mouseover',_overBut);
  jslAddEvent(but,'mouseout',_outBut);
  jslAddEvent(but,'click',_clickBut);
  return but;
 }

 function _clickBut(e) {
  var tNode = _getTarget(e);
  if (tNode.navImg.back) {
   if (curIdx <= 0)
    curIdx = data.src.length;
   curIdx--;
  } else {
   if (curIdx >= (data.src.length-1))
    curIdx = -1;
   curIdx++;
  }
  if ('ref' in data) {
   showImg(d,imgDiv,img,data.title[curIdx],data.src[curIdx],relId,data.ref[curIdx]);
  } else {
   showImg(d,imgDiv,img,data.title[curIdx],data.src[curIdx],relId);
  }
 }

 function _overBut(e) {
  var tNode = _getTarget(e);
  _setOpaque(tNode,100);
 }

 function _outBut(e) {
  var tNode = _getTarget(e);
  _setOpaque(tNode,60);
 }

 function _getTarget(e) {
  var tNode;
  if (!e) var e = window.event;
  if (e.target) {
   tNode = e.target;
  } else if (e.srcElement) {
   tNode = e.srcElement;
  }
  if (tNode.nodeType == 3) tNode = tNode.parentNode;
  return tNode;
 }

 function _buttonStyle(node) {
  node.style.cursor = 'pointer';
  node.style.position = 'absolute';
  _setOpaque(node,60);
 }

 function _createImgEl(src,w,h) {
  var node = document.createElement("img");
  node.src = src;
  node.width = w;
  node.height = h;
  node.alt='';
  return node;
 }

 function _setOpaque(node, value) {
  if (jslBrowserType()=="IE") {
   node.style.filter="alpha(opacity="+value+")";
  } else {
   node.style.opacity=value/100;
  }
  node.showImg = new Object();
  node.showImg.opacity = value;
 }
}
function jslAddEvent(subj,event,fn) {
 if (jslBrowserType()=="IE") {
  subj.attachEvent("on"+event, fn);
 } else {
  subj.addEventListener(event,fn,false);
 }
}
function jslGetAbsWidth(el) {
  var w = el.offsetLeft;
  while (el.offsetParent) {
   var elW=el.offsetParent.offsetLeft;
   if (elW > 1) {
    w += elW;
   }
   el = el.offsetParent;
  }
  return w;
}
function jslGetAbsHeight(el) {
  var h = el.offsetHeight + el.offsetTop;
  while (el.offsetParent) {
   var elH=el.offsetParent.offsetTop;
   if (elH > 1) {
    h += elH;
   }
   el = el.offsetParent;
  }
  return h;
}
function jslBrowserType() {
if (window.navigator.userAgent.match(/MSIE/)){
	return "IE";
}
if (window.navigator.userAgent.match(/Gecko\/[0-9]{8}/)){
return "Gecko";
}
 return "unknown";
}