if (typeof document.attachEvent!='undefined') {
  window.attachEvent('onload',init);
  document.attachEvent('onmousemove',moveMouse);
  document.attachEvent('onclick',checkMove);
} else {
  window.addEventListener('load',init,false);
  document.addEventListener('mousemove',moveMouse,false);
  document.addEventListener('click',checkMove,false);
};

var oDv=document.createElement("div");
var dvHdr=document.createElement("div");
var dvBdy=document.createElement("div");
var windowlock,boxMove,fixposx,fixposy,lockX,lockY,fixx,fixy,ox,oy,boxLeft,boxRight,boxTop,boxBottom,evt,mouseX,mouseY,boxOpen,totalScrollTop,totalScrollLeft;
boxOpen=false;ox=10;oy=10;lockX=0;lockY=0;

function init() {
  oDv.appendChild(dvHdr);
  oDv.appendChild(dvBdy);
  oDv.style.position="absolute";
  oDv.style.visibility='hidden';
  oDv.style.zIndex='200';
  document.body.appendChild(oDv);  
};

function defHdrStyle() {
  //dvHdr.innerHTML='<'+'img style="vertical-align:middle"  src="../../includes/info.gif"'+'>'+'  '+dvHdr.innerHTML;
  //dvHdr.style.fontWeight='bold';
  dvHdr.style.width='275px';
  dvHdr.style.fontFamily='arial';
  dvHdr.style.border='1px solid #000000';
  dvHdr.style.padding='3px';
  dvHdr.style.fontSize='11px';
  dvHdr.style.color='#000000';
  //dvHdr.style.background='#2348A2';
  dvHdr.style.background='#FFFFCC';
  dvHdr.style.filter='alpha(opacity=100)'; // IE
  dvHdr.style.opacity='1'; // FF
};

function defBdyStyle() {
  dvBdy.style.borderBottom='1px solid #000000';
  dvBdy.style.borderLeft='1px solid #000000';
  dvBdy.style.borderRight='1px solid #000000';
  dvBdy.style.width='275px';
  dvBdy.style.fontFamily='arial';
  dvBdy.style.fontSize='12px';
  dvBdy.style.padding='3px';
  dvBdy.style.color='#000000';
  //dvBdy.style.background='#82A6FE';
  dvBdy.style.background='#FFFFFF';
  dvBdy.style.filter='alpha(opacity=90)'; // IE
  dvBdy.style.opacity='0.90'; // FF
};

function checkElemBO(txt) {
  if (!txt || typeof(txt) != 'string') {return false;};
  if ((txt.indexOf('header')>-1)&&(txt.indexOf('body')>-1)&&(txt.indexOf('[')>-1)&&(txt.indexOf('[')>-1)) {return true;} else {return false;};
};

function scanBO(curNode) {
  if (checkElemBO(curNode.title)) {
    curNode.boHDR=getParam('header',curNode.title);
    curNode.boBDY=getParam('body',curNode.title);
    curNode.boCSSBDY=getParam('cssbody',curNode.title);      
    curNode.boCSSHDR=getParam('cssheader',curNode.title);
    curNode.IEbugfix=(getParam('hideselects',curNode.title)=='on')?true:false;
    curNode.fixX=parseInt(getParam('fixedrelx',curNode.title));
    curNode.fixY=parseInt(getParam('fixedrely',curNode.title));
    curNode.absX=parseInt(getParam('fixedabsx',curNode.title));
    curNode.absY=parseInt(getParam('fixedabsy',curNode.title));
    curNode.offY=(getParam('offsety',curNode.title)!='')?parseInt(getParam('offsety',curNode.title)):10;
    curNode.offX=(getParam('offsetx',curNode.title)!='')?parseInt(getParam('offsetx',curNode.title)):10;
    curNode.fade=(getParam('fade',curNode.title)=='on')?true:false;
    curNode.fadespeed=(getParam('fadespeed',curNode.title)!='')?getParam('fadespeed',curNode.title):0.04;
    curNode.delay=(getParam('delay',curNode.title)!='')?parseInt(getParam('delay',curNode.title)):0;
    if (getParam('requireclick',curNode.title)=='on') {
      curNode.requireclick=true;
      document.all?curNode.attachEvent('onclick',showHideBox):curNode.addEventListener('click',showHideBox,false);
      document.all?curNode.attachEvent('onmouseover',hideBox):curNode.addEventListener('mouseover',hideBox,false);
    } else {// Note : if requireclick is on the stop clicks are ignored         
      if (getParam('doubleclickstop',curNode.title)!='off') {document.all?curNode.attachEvent('ondblclick',pauseBox):curNode.addEventListener('dblclick',pauseBox,false);};
      if (getParam('singleclickstop',curNode.title)=='on') {document.all?curNode.attachEvent('onclick',pauseBox):curNode.addEventListener('click',pauseBox,false);};
    };
    curNode.windowLock=getParam('windowlock',curNode.title).toLowerCase()=='off'?false:true;
    curNode.title='';
    curNode.hasbox=1;
  } else {curNode.hasbox=2;};
};


function getParam(param,list) {
  var reg = new RegExp('([^a-zA-Z]' + param + '|^' + param + ')\\s*=\\s*\\[\\s*(((\\[\\[)|(\\]\\])|([^\\]\\[]))*)\\s*\\]');
  var res = reg.exec(list);
  var returnvar;
  if(res) {return res[2].replace('[[','[').replace(']]',']');} else {return '';};
};

function Left(elem){  
  var x=0;
  if (elem.calcLeft) {return elem.calcLeft;};
  var oElem=elem;
  while(elem){
    if ((elem.currentStyle)&& (!isNaN(parseInt(elem.currentStyle.borderLeftWidth)))&&(x!=0)) {x+=parseInt(elem.currentStyle.borderLeftWidth);};
    x+=elem.offsetLeft;
    elem=elem.offsetParent;
  };
  oElem.calcLeft=x;
  return x;
};

function Top(elem){
  var x=0;
  if (elem.calcTop) {return elem.calcTop;};
  var oElem=elem;
  while(elem){
    if ((elem.currentStyle)&& (!isNaN(parseInt(elem.currentStyle.borderTopWidth)))&&(x!=0)) {x+=parseInt(elem.currentStyle.borderTopWidth);};
    x+=elem.offsetTop;
    elem=elem.offsetParent;
  };
  oElem.calcTop=x;
  return x;   
};

var ah,ab;

function applyStyles() {
  if (ab) {oDv.removeChild(dvBdy);};
  if (ah) {oDv.removeChild(dvHdr);}
  dvHdr=document.createElement("div");
  dvBdy=document.createElement("div");
  CBE.boCSSBDY?dvBdy.className=CBE.boCSSBDY:defBdyStyle();
  CBE.boCSSHDR?dvHdr.className=CBE.boCSSHDR:defHdrStyle();
  dvHdr.innerHTML=CBE.boHDR;
  dvBdy.innerHTML=CBE.boBDY;
  ah=false;
  ab=false;
  if (CBE.boHDR!='') {oDv.appendChild(dvHdr);ah=true;};
  if (CBE.boBDY!='') {oDv.appendChild(dvBdy);ab=true;};
};

var CSE,iterElem,LSE,CBE,LBE,totalScrollLeft,totalScrollTop,width,height;
var ini=false;

// Customised function for inner window dimension
function SHW() {
  if (document.body && (document.body.clientWidth !=0)) {width=document.body.clientWidth;height=document.body.clientHeight;};
  if (document.documentElement && (document.documentElement.clientWidth!=0) && (document.body.clientWidth + 20 >= document.documentElement.clientWidth)) {
    width=document.documentElement.clientWidth;   
    height=document.documentElement.clientHeight;   
  };
  return [width,height];
}


var ID=null;
function moveMouse(e) {
  //boxMove=true;
  e?evt=e:evt=event;
  CSE=evt.target?evt.target:evt.srcElement;
  
  if (!CSE.hasbox) {
    // Note we need to scan up DOM here, some elements like TR don't get triggered as srcElement
    iElem=CSE;
    while ((iElem.parentNode) && (!iElem.hasbox)) {scanBO(iElem);iElem=iElem.parentNode;};
  };
  
  if ((CSE!=LSE)&&(!isChild(CSE,dvHdr))&&(!isChild(CSE,dvBdy))){    
    if (!CSE.boxItem) {
      iterElem=CSE;
      while ((iterElem.hasbox==2)&&(iterElem.parentNode)) {iterElem=iterElem.parentNode;};
      CSE.boxItem=iterElem;
    };
    iterElem=CSE.boxItem;
    if (CSE.boxItem&&(CSE.boxItem.hasbox==1))  {
      LBE=CBE;
      CBE=iterElem;
      if (CBE!=LBE) {
        applyStyles();
        if (!CBE.requireclick) {
          if (CBE.fade) {
            if (ID!=null) {clearTimeout(ID);};ID=setTimeout("fadeIn("+CBE.fadespeed+")",CBE.delay);
          } else {
            if (ID!=null) {clearTimeout(ID);};COL=1;
            ID=setTimeout("oDv.style.visibility='visible';ID=null;",CBE.delay);            
          };
        };
        if (CBE.IEbugfix) {hideSelects();};
        fixposx=!isNaN(CBE.fixX)?Left(CBE)+CBE.fixX:CBE.absX;
        fixposy=!isNaN(CBE.fixY)?Top(CBE)+CBE.fixY:CBE.absY;      
        lockX=0;lockY=0;
        boxMove=true;
        ox=CBE.offX?CBE.offX:10;
        oy=CBE.offY?CBE.offY:10;
      };
    } else if (!isChild(CSE,dvHdr) && !isChild(CSE,dvBdy) && (boxMove))  {
      // The conditional here fixes flickering between tables cells.
      if ((!isChild(CBE,CSE)) || (CSE.tagName!='TABLE')) {         
        CBE=null;
        if (ID!=null) {clearTimeout(ID);};
        fadeOut();
        showSelects();
      };
    };
    LSE=CSE;
  } else if (((isChild(CSE,dvHdr) || isChild(CSE,dvBdy))&&(boxMove))) {
    totalScrollLeft=0;totalScrollTop=0;
    
    iterElem=CSE;
    while(iterElem) {
      if(!isNaN(parseInt(iterElem.scrollTop))) {totalScrollTop+=parseInt(iterElem.scrollTop);};
      if(!isNaN(parseInt(iterElem.scrollLeft))) {totalScrollLeft+=parseInt(iterElem.scrollLeft);};
      iterElem=iterElem.parentNode;
    };
    if (CBE!=null) {
      boxLeft=Left(CBE)-totalScrollLeft;
      boxRight=parseInt(Left(CBE)+CBE.offsetWidth)-totalScrollLeft;
      boxTop=Top(CBE)-totalScrollTop;
      boxBottom=parseInt(Top(CBE)+CBE.offsetHeight)-totalScrollTop;
      doCheck();
    };
  };
  
  if (boxMove&&CBE) {
    // This added to alleviate bug in IE6 w.r.t DOCTYPE
    bodyScrollTop=document.documentElement&&document.documentElement.scrollTop?document.documentElement.scrollTop:document.body.scrollTop;
    bodyScrollLet=document.documentElement&&document.documentElement.scrollLeft?document.documentElement.scrollLeft:document.body.scrollLeft;
    mouseX=evt.pageX?evt.pageX-bodyScrollLet:evt.clientX-document.body.clientLeft;
    mouseY=evt.pageY?evt.pageY-bodyScrollTop:evt.clientY-document.body.clientTop;
    if ((CBE)&&(CBE.windowLock)) {
      mouseY < -oy?lockY=-mouseY-oy:lockY=0;
      mouseX < -ox?lockX=-mouseX-ox:lockX=0;
      mouseY > (SHW()[1]-oDv.offsetHeight-oy)?lockY=-mouseY+SHW()[1]-oDv.offsetHeight-oy:lockY=lockY;
      mouseX > (SHW()[0]-dvBdy.offsetWidth-ox)?lockX=-mouseX-ox+SHW()[0]-dvBdy.offsetWidth:lockX=lockX;      
    };
    oDv.style.left=((fixposx)||(fixposx==0))?fixposx:bodyScrollLet+mouseX+ox+lockX+"px";
    oDv.style.top=((fixposy)||(fixposy==0))?fixposy:bodyScrollTop+mouseY+oy+lockY+"px";    
  };
};

function doCheck() {  
  if ((mouseX < boxLeft) || (mouseX >boxRight) || (mouseY < boxTop) || (mouseY > boxBottom)) {
    if (!CBE.requireclick) {fadeOut();};
    if (CBE.IEbugfix) {showSelects();};
    CBE=null;
  };
};

function pauseBox(e) {
  e?evt=e:evt=event;
  boxMove=false;
  evt.cancelBubble=true;
};

function showHideBox(e) {oDv.style.visibility=(oDv.style.visibility!='visible')?'visible':'hidden';};
function hideBox(e) {oDv.style.visibility='hidden';};

var COL=0;
var stopfade=false;

function fadeIn(fs) {
    ID=null;
    COL=0;
    oDv.style.visibility='visible';
    fadeIn2(fs);
};

function fadeIn2(fs) {
  COL=COL+fs;
  COL=(COL>1)?1:COL;
  oDv.style.filter='alpha(opacity='+parseInt(100*COL)+')';
  oDv.style.opacity=COL;
  if (COL<1) {setTimeout("fadeIn2("+fs+")",20);};
};


function fadeOut() {oDv.style.visibility='hidden';};

function isChild(s,d) {
  while(s) {if (s==d) {return true;};s=s.parentNode;};
  return false;
};

var cSrc;

function checkMove(e) {
  e?evt=e:evt=event;
  cSrc=evt.target?evt.target:evt.srcElement;
  if ((!boxMove)&&(!isChild(cSrc,oDv))) {
    fadeOut();
    if (CBE&&CBE.IEbugfix) {showSelects();};
    boxMove=true;
    CBE=null;
  };
};

function showSelects(){
  var elements = document.getElementsByTagName("select");
  for (i=0;i< elements.length;i++) {elements[i].style.visibility='visible';};
};

function hideSelects(){
  var elements = document.getElementsByTagName("select");
  for (i=0;i< elements.length;i++){elements[i].style.visibility='hidden';};
};