<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<HTML><HEAD>
<SCRIPT language=javascript type=text/javascript>
<!--
/*
Image w/ description tooltip- By Dynamic Web Coding (
www.dyn-web.com)Copyright 2002 by Sharon Paine
Visit http://www.dynamicdrive.com for this script
*/
/* IMPORTANT: Put script after tooltip div or
put tooltip div just before </BODY>. */
var dom = (document.getElementById) ? true : false;
var ns5 = ((navigator.userAgent.indexOf("Gecko")>-1) && dom) ? true: false;
var ie5 = ((navigator.userAgent.indexOf("MSIE")>-1) && dom) ? true : false;
var ns4 = (document.layers && !dom) ? true : false;
var ie4 = (document.all && !dom) ? true : false;
var nodyn = (!ns5 && !ns4 && !ie4 && !ie5) ? true : false;
// resize fix for ns4
var origWidth, origHeight;
if (ns4) {
origWidth = window.innerWidth; origHeight = window.innerHeight;
window.onresize = function() { if (window.innerWidth != origWidth || window.innerHeight != origHeight) history.go(0); }
}
// avoid error of passing event object in older browsers
if (nodyn) { event = "nope" }
/////////////////////// CUSTOMIZE HERE ////////////////////
// settings for tooltip
// Do you want tip to move when mouse moves over link?
var tipFollowMouse= true;
// Be sure to set tipWidth wide enough for widest image
var tipWidth= 160;
var offX= 20; // how far from mouse to show tip
var offY= 12;
var tipFontFamily= "Verdana, arial, helvetica, sans-serif";
var tipFontSize= "8pt";
// set default text color and background color for tooltip here
// individual tooltips can have their own (set in messages arrays)
// but don't have to
var tipFontColor= "#000000";
var tipBgColor= "#DDECFF";
var tipBorderColor= "#000080";
var tipBorderWidth= 3;
var tipBorderStyle= "ridge";
var tipPadding= 4;
// tooltip content goes here (image, description, optional bgColor, optional textcolor)
var messages = new Array();
// multi-dimensional arrays containing:
// image and text for tooltip
// optional: bgColor and color to be sent to tooltip
messages[0] = new Array('http://img527.imageshack.us/img527/4096/tamthoiqr9.jpg','Chào mừng các bạn đến với HVF. Diễn đàn tổng hợp dành cho giới trẻ Việt Nam',"#FFFFFF");
messages[1] = new Array('http://vinaanh.com/images0/42792/s/48f6109c413a8_s.JPG','Chào mừng các bạn đến với saigon.vnbb.com',"#DDECFF");
messages[2] = new Array('test.gif','Test description','black','white');
//////////////////// END OF CUSTOMIZATION AREA ///////////////////
// preload images that are to appear in tooltip
// from arrays above
if (document.images) {
var theImgs = new Array();
for (var i=0; i<messages.length; i++) {
theImgs[i] = new Image();
theImgs[i].src = messages[i][0];
}
}
// to layout image and text, 2-row table, image centered in top cell
// these go in var tip in doTooltip function
// startStr goes before image, midStr goes between image and text
var startStr = '<table width="' + tipWidth + '"><tr><td align="center" width="100%"><img src="';
var midStr = '" border="0"></td></tr><tr><td valign="top">';
var endStr = '</td></tr></table>';
////////////////////////////////////////////////////////////
// initTip - initialization for tooltip.
// Global variables for tooltip.
// Set styles for all but ns4.
// Set up mousemove capture if tipFollowMouse set true.
////////////////////////////////////////////////////////////
var tooltip, tipcss;
function initTip() {
if (nodyn) return;
tooltip = (ns4)? document.tipDiv.document: (ie4)? document.all['tipDiv']: (ie5||ns5)? document.getElementById('tipDiv'): null;
tipcss = (ns4)? document.tipDiv: tooltip.style;
if (ie4||ie5||ns5) { // ns4 would lose all this on rewrites
tipcss.width = tipWidth+"px";
tipcss.fontFamily = tipFontFamily;
tipcss.fontSize = tipFontSize;
tipcss.color = tipFontColor;
tipcss.backgroundColor = tipBgColor;
tipcss.borderColor = tipBorderColor;
tipcss.borderWidth = tipBorderWidth+"px";
tipcss.padding = tipPadding+"px";
tipcss.borderStyle = tipBorderStyle;
}
if (tooltip&&tipFollowMouse) {
if (ns4) document.captureEvents(Event.MOUSEMOVE);
document.onmousemove = trackMouse;
}
}
window.onload = initTip;
/////////////////////////////////////////////////
// doTooltip function
// Assembles content for tooltip and writes
// it to tipDiv
/////////////////////////////////////////////////
var t1,t2; // for setTimeouts
var tipOn = false; // check if over tooltip link
function doTooltip(evt,num) {
if (!tooltip) return;
if (t1) clearTimeout(t1); if (t2) clearTimeout(t2);
tipOn = true;
// set colors if included in messages array
if (messages[num][2]) var curBgColor = messages[num][2];
else curBgColor = tipBgColor;
if (messages[num][3]) var curFontColor = messages[num][3];
else curFontColor = tipFontColor;
if (ns4) {
var tip = '<table bgcolor="' + tipBorderColor + '" width="' + tipWidth + '" cellspacing="0" cellpadding="' + tipBorderWidth + '" border="0"><tr><td><table bgcolor="' + curBgColor + '" width="100%" cellspacing="0" cellpadding="' + tipPadding + '" border="0"><tr><td>'+ startStr + messages[num][0] + midStr + '<span style="font-family:' + tipFontFamily + '; font-size:' + tipFontSize + '; color:' + curFontColor + ';">' + messages[num][1] + '</span>' + endStr + '</td></tr></table></td></tr></table>';
tooltip.write(tip);
tooltip.close();
} else if (ie4||ie5||ns5) {
var tip = startStr + messages[num][0] + midStr + '<span style="font-family:' + tipFontFamily + '; font-size:' + tipFontSize + '; color:' + curFontColor + ';">' + messages[num][1] + '</span>' + endStr;
tipcss.backgroundColor = curBgColor;
tooltip.innerHTML = tip;
}
if (!tipFollowMouse) positionTip(evt);
else t1=setTimeout("tipcss.visibility='visible'",100);
}
var mouseX, mouseY;
function trackMouse(evt) {
mouseX = (ns4||ns5)? evt.pageX: window.event.clientX + document.body.scrollLeft;
mouseY = (ns4||ns5)? evt.pageY: window.event.clientY + document.body.scrollTop;
if (tipOn) positionTip(evt);
}
/////////////////////////////////////////////////////////////
// positionTip function
// If tipFollowMouse set false, so trackMouse function
// not being used, get position of mouseover event.
// Calculations use mouseover event position,
// offset amounts and tooltip width to position
// tooltip within window.
/////////////////////////////////////////////////////////////
function positionTip(evt) {
if (!tipFollowMouse) {
mouseX = (ns4||ns5)? evt.pageX: window.event.clientX + document.body.scrollLeft;
mouseY = (ns4||ns5)? evt.pageY: window.event.clientY + document.body.scrollTop;
}
// tooltip width and height
var tpWd = (ns4)? tooltip.width: (ie4||ie5)? tooltip.clientWidth: tooltip.offsetWidth;
var tpHt = (ns4)? tooltip.height: (ie4||ie5)? tooltip.clientHeight: tooltip.offsetHeight;
// document area in view (subtract scrollbar width for ns)
var winWd = (ns4||ns5)? window.innerWidth-20+window.pageXOffset: document.body.clientWidth+document.body.scrollLeft;
var winHt = (ns4||ns5)? window.innerHeight-20+window.pageYOffset: document.body.clientHeight+document.body.scrollTop;
// check mouse position against tip and window dimensions
// and position the tooltip
if ((mouseX+offX+tpWd)>winWd)
tipcss.left = (ns4)? mouseX-(tpWd+offX): mouseX-(tpWd+offX)+"px";
else tipcss.left = (ns4)? mouseX+offX: mouseX+offX+"px";
if ((mouseY+offY+tpHt)>winHt)
tipcss.top = (ns4)? winHt-(tpHt+offY): winHt-(tpHt+offY)+"px";
else tipcss.top = (ns4)? mouseY+offY: mouseY+offY+"px";
if (!tipFollowMouse) t1=setTimeout("tipcss.visibility='visible'",100);
}
function hideTip() {
if (!tooltip) return;
t2=setTimeout("tipcss.visibility='hidden'",100);
tipOn = false;
}
//-->
</SCRIPT>
<META http-equiv=Content-Type content="text/html; charset=windows-1252">
<META content="MSHTML 6.00.2800.1106" name=GENERATOR>
<META content=FrontPage.Editor.Document name=ProgId></HEAD>
<BODY>
<P align=center><FONT color=#0000ff size=4><B>Tạo hiệu ứng cho liên
kết </B></FONT>
<P align=center>Mỗi khi di chuyển con chuột qua liên kết, một dòng chú thích về
địa chỉ liên kết và một hình ảnh sẽ hiện lên chỉ dẫn thêm về địa chỉ mà liên kết
dẫn đến. Dưới đây là hai liên kết để làm ví dụ :
<P align=center><A onmouseover=doTooltip(event,0) onmouseout=hideTip()
href="http://hiencam.vnbb.com/">HVF</A><BR><A
onmouseover=doTooltip(event,1) onmouseout=hideTip()
href="http://saigon.vnbb.com/">Saigon.vnbb.com</A> </P>