// JavaScript Document

var offsetfromcursorX = 14;

var offsetfromcursorY = 16;

var offsetdivfrompointerX = 10;

var offsetdivfrompointerY = 14;



document.write('<div id="dhtmltooltip"></div>');

document.write('<img id="dhtmlpointer" src="./images/tooltiparrow.gif">');



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 pointerobj = document.all ? document.all["dhtmlpointer"] : document.getElementById ? document.getElementById("dhtmlpointer") : "";



function ietruebody() {

	return (document.compatMode && document.compatMode != "BackCompat") ? document.documentElement : document.body;

}



function tip(thetext, thewidth, thecolor) {

	if (ns6 || ie) {

		if (typeof thewidth != "undefined")

			tipobj.style.width = thewidth + "px";

		if (typeof thecolor != "undefined" && thecolor != "")

			tipobj.style.backgroundColor = thecolor;

		tipobj.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;

		

		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 (rightedge < tipobj.offsetWidth) {

			tipobj.style.left = curX - tipobj.offsetWidth + offsetfromcursorX + "px";

			pointerobj.style.left = (curX -offsetfromcursorX) + "px"; // minh them vo

			pointerobj.src="./images/tooltiparrow2.gif";

			//nondefaultpos = true;

		}

		else if (curX < leftedge)

			tipobj.style.left = "5px";

		else {

			tipobj.style.left = curX + offsetfromcursorX - offsetdivfrompointerX + "px";

			pointerobj.style.left = curX + offsetfromcursorX + "px";

			pointerobj.src="./images/tooltiparrow.gif";

			//alert(pointerobj.style.left);

		}



		if (bottomedge < tipobj.offsetHeight) {

			tipobj.style.top = curY - tipobj.offsetHeight - offsetfromcursorY + "px";

			//nondefaultpos = true;

			pointerobj.style.top = curY + offsetfromcursorY + "px"; // minh them vo 

		}

		else {

			tipobj.style.top = curY + offsetfromcursorY + offsetdivfrompointerY + "px";

			pointerobj.style.top = curY + offsetfromcursorY + "px";

			

		}



		tipobj.style.visibility = "visible";



		if (! nondefaultpos)

			pointerobj.style.visibility = "visible";

		else

			pointerobj.style.visibility = "hidden";

	}

}



function hidetip() {

	if (ns6 || ie) {

		enabletip = false;

		tipobj.style.visibility = "hidden";

		pointerobj.style.visibility = "hidden";

		tipobj.style.left = "-1000px";

		tipobj.style.backgroundColor = '';

		tipobj.style.width = '';

	}

}



if ( typeof window.addEventListener != "undefined" )

document.addEventListener( "mousemove", positiontip, false );

else if ( typeof window.attachEvent != "undefined" )

document.attachEvent( "onmousemove", positiontip );

else {

if ( document.onmousemove != null ) {

var oldOnmousemove = document.onmousemove;

document.onmousemove = function ( e ) {

oldOnmousemove( e );

positiontip(e);

};

}

else

document.onmousemove = positiontip;

}