/***********************************************
* Cool DHTML tooltip script II- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* This notice MUST stay intact for legal use
* Visit Dynamic Drive at http://www.dynamicdrive.com/ for full source code
***********************************************/

var offsetfromcursorX=-20 //Customize x offset of tooltip
var offsetfromcursorY=-10 //Customize y offset of tooltip

var offsetdivfrompointerX=-10 //Customize x offset of tooltip DIV relative to pointer image
var offsetdivfrompointerY=-6 //Customize y offset of tooltip DIV relative to pointer image. Tip: Set it to (height_of_pointer_image-1).

document.write('<div id="dhtmltooltip"><p id="dhtmlinner"></p></div>') //write out tooltip DIV
document.write('<img id="dhtmlpointer" src="gfx/arrow.gif">') //write out pointer image

var ie=document.all
var ns6=document.getElementById && !document.all
var enabletip=false
if (ie||ns6)
	var tipobj=document.all? document.all["dhtmltooltip"] : document.getElementById? document.getElementById("dhtmltooltip") : ""
	var innerobj=document.all? document.all["dhtmlinner"] : document.getElementById? document.getElementById("dhtmlinner") : ""
	var pointerobj=document.all? document.all["dhtmlpointer"] : document.getElementById? document.getElementById("dhtmlpointer") : ""
	
	function ietruebody(){
		return (document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
	}

	function ddrivetip(thetext, thewidth, thecolor){
		if (ns6||ie){
		if (typeof thewidth!="undefined") tipobj.style.width=thewidth+"px"
		if (typeof thecolor!="undefined" && thecolor!="") tipobj.style.backgroundColor=thecolor
			innerobj.innerHTML=thetext
			enabletip=true
			return false
		}
	}

	function positiontip(e){
	if (enabletip){
		var nondefaultpos=false
		var curX=(ns6)?e.pageX : event.clientX+ietruebody().scrollLeft;
		var curY=(ns6)?e.pageY : event.clientY+ietruebody().scrollTop;
		//Find out how close the mouse is to the corner of the window
		var winwidth=ie&&!window.opera? ietruebody().clientWidth : window.innerWidth-20
		var winheight=ie&&!window.opera? ietruebody().clientHeight : window.innerHeight-20
		
		var rightedge=ie&&!window.opera? winwidth-event.clientX-offsetfromcursorX : winwidth-e.clientX-offsetfromcursorX
		var bottomedge=ie&&!window.opera? winheight-event.clientY-offsetfromcursorY : winheight-e.clientY-offsetfromcursorY
		
		var leftedge=(offsetfromcursorX<0)? offsetfromcursorX*(-1) : -1000
		
		//if the horizontal distance isn't enough to accomodate the width of the context menu
//		if (rightedge<tipobj.offsetWidth){
			//move the horizontal position of the menu to the left by it's width
			tipobj.style.left=curX-tipobj.offsetWidth+"px"
			pointerobj.style.left=curX-tipobj.offsetWidth+"px"
			nondefaultpos=true
/*		} else if (curX<leftedge)
			tipobj.style.left="5px"
		else {
			//position the horizontal position of the menu where the mouse is positioned
			tipobj.style.left=curX+offsetfromcursorX-offsetdivfrompointerX+"px"
			pointerobj.style.left=curX+offsetfromcursorX+"px"
		}*/
		
			//same concept with the vertical position
			
		if (bottomedge<tipobj.offsetHeight){
//			tipobj.style.top=curY-tipobj.offsetHeight-offsetfromcursorY+"px"
			tipobj.style.top=curY-tipobj.offsetHeight+offsetfromcursorY+offsetdivfrompointerY+"px"
			pointerobj.style.top=curY+offsetdivfrompointerY+offsetfromcursorY+"px"
			nondefaultpos=true
		} else{
			tipobj.style.top=curY-tipobj.offsetHeight+offsetfromcursorY+offsetdivfrompointerY+"px"
			pointerobj.style.top=curY+offsetdivfrompointerY+offsetfromcursorY+"px"
		}
		
		tipobj.style.visibility="visible"
		pointerobj.style.visibility="visible"

/*		if (!nondefaultpos) {
			pointerobj.style.visibility="visible"
		}
		else {
			pointerobj.style.visibility="hidden"
		}*/
	}
}

function hideddrivetip(){
	if (ns6||ie){
		enabletip=false
		tipobj.style.visibility="hidden"
		pointerobj.style.visibility="hidden"
		tipobj.style.left="-1000px"
		tipobj.style.backgroundColor=''
		tipobj.style.width=''
	}
}

document.onmousemove=positiontip;
var available_height=0;
var available_width=0;
var centerLyr;

/* DIV CENTERING */
function getSize() {
	if(is.ns4 ||is.ns6) {
    available_height = window.innerHeight;
//		available_width=innerWidth;
//		available_height=innerHeight;
	} else if(is.ie4 || is.ie5) {
//		available_width=document.body.clientWidth;
//		available_height=document.body.clientHeight;
    available_height = document.body.offsetHeight;
	}
}

function centerDiv() {
	getSize();
	var xsize=((available_height-660)/2)-20;
	return (xsize>0?xsize:0);
//	layerSetup();
}

function recenterDiv() {
	if(is.ns4 ||is.ns6||is.ie4||is.ie5) {
		//history.go(0);
		getSize();
		if(!centerLyr) { layerSetup(); }
		var xtop=((available_height-660)/2)-20
		xtop=xtop>0?xtop:0;
		centerLyr.top=xtop;
	}
}

function Is() {
	var agent   = navigator.userAgent.toLowerCase();
	this.major  = parseInt(navigator.appVersion);
	this.minor  = parseFloat(navigator.appVersion);
	this.ns     = ((agent.indexOf('mozilla')   != -1) &&
								(agent.indexOf('spoofer')    == -1) &&
								(agent.indexOf('compatible') == -1) &&
								(agent.indexOf('opera')      == -1) &&
								(agent.indexOf('webtv')      == -1));
	this.ns4    = (this.ns && (this.major      ==  4));
	this.ns6    = (this.ns && (this.major      >=  5));
	this.ie     = (agent.indexOf("msie")       != -1);
	this.ie3    = (this.ie && (this.major      <   4));
	this.ie4  	= (this.ie && (this.major >= 4));
	this.ie5    = (this.ie && (this.major      ==  4) &&
								(agent.indexOf("msie 5.0")   != -1));
	this.ieX    = (this.ie && !this.ie3 && !this.ie4);
}

var is = new Is();
	
function layerObject(id,left,top) {

	top=top>0?top:0;
	if (is.ie5||is.ns6){
		this.obj = document.getElementById(id).style;
		this.obj.top = top;
		return this.obj;
	} else if(is.ie4) {
		this.obj = document.all[id].style;
		this.obj.top = top;
		return this.obj;
	} else if(is.ns4) {
		this.obj = document.layers[id];
		this.obj.top = top;
		return this.obj;
	}  
}

function getHeight(id) {
	if (is.ie5||is.ns6){
		this.obj = document.getElementById(id).style;
		return this.obj.height;
	} else if(is.ie4) {
		this.obj = document.all[id].style;
		return this.obj.height;
	} else if(is.ns4) {
		this.obj = document.layers[id];
		return this.obj.height;
	}  
}

function layerSetup() {
		centerLyr = new layerObject('div_main', available_width/2-100,(available_height-660)/2);
}