【图】Javascript制作浮动的工具条

　该程序是我从别人的网站上分析出来的！由于对方的网站使用了框架，而且又取消了鼠标的右键功能，因此费了好长时间！
当你浏览该页时，工具条始终浮在左上角，你若不喜欢，可以自己调节摆放位置！若想多页使用该代码，可以把JSP程序部分写成JS的文件，然后再通过调用来实现，有不明白的地方，欢迎各位与我交流！

（本文来源于图老师网站，更多请访问http://m.tulaoshi.com）

<HTML
<HEAD
<TITLE</TITLE
<META http-equiv="Content-Type" content="text/html; charset=gb2312"
<STYLE type="text/css"
.wdBlack{ font-size:9pt; line-height:11pt; font-family:宋体; color:black }
.wdGray{ font-size:9pt; line-height:11pt; font-family:宋体; color:#CCCCCC }
.wdBlue{ font-size:9pt; line-height:11pt; font-family:宋体; color:#2F8BDF }
.wdRed{ font-size:9pt; line-height:11pt; font-family:宋体; color:red }
.wdWhite{ font-size:9pt; line-height:11pt; font-family:宋体; color:white }
.moveme{cursor: move;}
.handle{cursor: move;}
.coolBar{background: #fffffc;border-top: 1px solid buttonhighlight; border-left: 1px solid buttonhighlight; border-bottom: 1px solid buttonshadow; border-right: 1px solid buttonshadow; padding: 2px; font: menu;}
.coolButton{font-size:9pt;border: 1px solid buttonface; padding: 1px; text-align: center; cursor: hand;color:#555555}
.coolButton IMG {filter: gray();} div{ font-size:9pt; line-height:11pt; font-family:宋体; color:black }
Text{ font-size:9pt; line-height:11pt; font-family:宋体; color:black }
INPUT{ font-size:9pt; line-height:11pt; font-family:宋体; color:black }
table{ font-size:9pt; line-height:11pt; font-family:宋体; color:black }
body{ font-size:9pt; line-height:11pt; font-family:宋体; color:black }
form{ font-size:9pt; line-height:11pt; font-family:宋体; color:black }

A:link{ font-size:9pt; font-family:宋体; text-decoration: none; color:#2F8BDF }
A:visited{ font-size:9pt; font-family:宋体; text-decoration: none; color:#2F8BDF }
A:hover{ font-size:9pt; font-family:宋体; text-decoration: underline; color:#FF0000 }
</STYLE

<script language="javascript"
var dragobject = null;
var tx;
var ty;
document.onmouseover = doOver;
document.onmouseout = doOut;
document.onmousedown = doDown;
document.onmouseup = doUp;
document.onmousedown=initDown;
document.onmouseup=initUp;
document.onmousemove=initMove;
function stat(){
var a = pageYOffset;
document.bar.top = a;
setTimeout('stat()',2);
}
function fix(){
nome=navigator.appName
if(nome=='Netscape') stat();
else{
var a=document.body.scrollTop;
var b=document.body.scrollLeft;
bar.style.top = a;
bar.style.left = b;
}
}
function getReal(el) {
temp = el;
while ((temp != null) && (temp.tagName != "BODY")) {
if ((temp.className == "moveme") || (temp.className == "handle")){
el = temp;
return el;
}
temp = temp.parentElement;
}
return el;
}
function moveme_onmousedown() {
el = getReal(window.event.srcElement)
if (el.className == "moveme") {
dragobject = el;
ty = (window.event.clientY - dragobject.style.pixelTop);
tx = (window.event.clientX - dragobject.style.pixelLeft);
window.event.returnValue = false;
window.event.cancelBubble = true;
}else if (el.className == "handle") {
tmp = el.getAttribute("for");
if (tmp != null) {
el = eval(tmp);
dragobject = el;
ty = (window.event.clientY - dragobject.style.pixelTop);
tx = (window.event.clientX - dragobject.style.pixelLeft);
window.event.returnValue = false;
window.event.cancelBubble = true;
} else {
dragobject = null;
}
}else {
dragobject = null;
}
}
function moveme_onmouseup() {
if(dragobject) {
dragobject = null;
}
}
function moveme_onmousemove() {
if (dragobject) {
if(window.event.clientX = 0) {
dragobject.style.left = window.event.clientX - tx;
dragobject.style.top = window.event.clientY - ty;