/*
The following table lists settings for BoxOver.
Parameter 	Possible values 	Default 	Description
header 	Any character 	blank 	Specifies the header text of the caption
body 	Any character 	blank 	Specifies the body text of the caption
fixedrelx 	Any integer 	N/A 	Forces the X-coordinate of the caption to stay fixed (offset is relative to the annotated HTML element)
fixedrely 	Any integer 	N/A 	Forces the Y-coordinate of the caption to stay fixed (offset is relative to the annotated HTML element)
fixedabsx 	Any integer 	N/A 	Forces the X-coordinate of the caption to stay fixed (X is an offset relative to the body of the HTML document)
fixedabsy 	Any integer 	N/A 	Forces the Y-coordinate of the caption to stay fixed (Y is an offset relative to the body of the HTML document)
windowlock 	On / Off 	On 	Make caption stick to side of the window if user moves close to the side of the screen.
cssbody 	Any defined style class 	Built in styles 	Specifies CSS class for styles to be used on caption body.
cssheader 	Any defined style class 	Built in styles 	Specifies CSS class for styles to be used on caption header.
offsetx 	Any integer 	10 	Horizontal offset, in pixels, of the caption relative to the mouse cursor.
offsety 	Any integer 	10 	Vertical offset, in pixels, of the caption relative to the mouse cursor.
doubleclickstop 	On / Off 	On 	Specifies whether to halt the caption when the user double clicks on the HTML element with the caption.
singleclickstop 	On / Off 	Off 	Specifies whether to halt the caption when the user single clicks on the HTML element with the caption. - if both singleclickstop and doubleclickstop are set to "on", singleslclickstop takes preference.
requireclick 	On / Off 	Off 	Specifies whether the user must first click the element before a tooltip appears. Intended for use on links so that information appears while the link is followed.
hideselects 	On / Off 	Off 	Specifies whether to hide all SELECT boxes on page when popup is activated.
fade 	On / Off 	Off 	Specifies whether to fade tooltip into visibility.
fadespeed 	Number between 0 and 1 	0.04 	Specifies how fast to fade in tooltip.
delay 	Any integer 	0 	Specifies delay in milliseconds before tooltip displays.
*/

if (typeof document.attachEvent!='undefined') {
   window.attachEvent('onload',init_tooltip);
   document.attachEvent('onmousemove',moveMouse);
   document.attachEvent('onclick',checkMove); }
else {
   window.addEventListener('load',init_tooltip,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_tooltip() {
	oDv.appendChild(dvHdr);
	oDv.appendChild(dvBdy);
	oDv.style.position="absolute";
	oDv.style.visibility='hidden';
	document.body.appendChild(oDv);	
}


function defHdrStyle() {
/*
	dvHdr.style.fontWeight='bold';
	dvHdr.style.width='';
	dvHdr.style.fontFamily='arial';
	dvHdr.style.border='0px';
	dvHdr.style.padding='0';
	dvHdr.style.fontSize='11';
	dvHdr.style.color='#4B7A98';
	dvHdr.style.background='#D5EBF9';
	dvHdr.style.filter='alpha(opacity=0)'; // IE
	dvHdr.style.opacity='0'; // Firefox
*/
}

function defBdyStyle() {
	dvBdy.style.border='1px solid #5f5f5f';
	dvBdy.style.width='';
	dvBdy.style.fontFamily='Arial, helvetica, sans-serif';
	dvBdy.style.fontSize='11';
	dvBdy.style.padding='3';
	dvBdy.style.color='#5f5f5f';
	dvBdy.style.background='#f2f9fe';
	dvBdy.style.filter='alpha(opacity=95)'; // IE
	dvBdy.style.opacity='0.95'; // Firefox
}

var cnt=0;

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

function scanDOM(curNode) {
	cnt++;
	while(curNode)	{
		if (curNode.title) {
		  if (checkElemBO(curNode.title)) {
   			curNode.boHDR=getParam('(?:[^a-zA-Z]header|^header)',curNode.title);
   			curNode.boBDY=getParam('(?:[^a-zA-Z]body|^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='true';
   	   }
		}
		scanDOM(curNode.firstChild);
		curNode=curNode.nextSibling;
	}
}

function getParam(param,list) {
	var reg = new RegExp(param+'\\s*=\\s*\\[\\s*(((\\[\\[)|(\\]\\])|([^\\]\\[]))*)\\s*\\]');
	var res = reg.exec(list);
	var returnvar;
	if(res)
		return res[1].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) {
   if (!ini) {      
      scanDOM(document.body.firstChild);
      ini=true;
   }
	e?evt=e:evt=event;	
	//evt=event;
		
	CSE=evt.target?evt.target:evt.srcElement;
	if ((CSE!=LSE)&&(!isChild(CSE,dvHdr))&&(!isChild(CSE,dvBdy))){
		
		if (!CSE.boxItem) {
			iterElem=CSE;
			while ((!iterElem.hasbox)&&(iterElem.parentNode))
					iterElem=iterElem.parentNode; 
			CSE.boxItem=iterElem;
			}
		iterElem=CSE.boxItem;
		if (CSE.boxItem.title)
		  if (checkElemBO(CSE.boxItem.title)) {		      
		      ini=false;
		   }
		if (CSE.boxItem&&CSE.boxItem.hasbox)  {
			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;
   			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-0.01;
		if (COL<1)
		 setTimeout("fadeIn2("+fs+")",20);		
}


function fadeOut() {
	oDv.style.visibility='hidden';
	var cnt=0;
	var COL=0;
}

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';
   }
}