网页软键盘

<!DOCTYPE HTML>
<HTML>
<HEAD>
<TITLE>-51windows.Net－www.51windows.Net</TITLE>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<META NAME="Author" CONTENT="51windows,海娃,haiwa">
<META NAME="Description" CONTENT="Power by 51windows.Net">
</HEAD>
<BODY>
<script  type="text/javascript"><!--
//定义当前是否大写的状态
var CapsLockValue=0;
var check;
function setVariables() {
tablewidth=630; // logo width, in pixels
tableheight=20; // logo height, in pixels
if (navigator.appName == "Netscape") {
horz=".left";
vert=".top";
docStyle="document.";
styleDoc="";
innerW="window.innerWidth";
innerH="window.innerHeight";
offsetX="window.pageXOffset";
offsetY="window.pageYOffset";
}
else {
horz=".pixelLeft";
vert=".pixelTop";
docStyle="";
styleDoc=".style";
innerW="document.body.clientWidth";
innerH="document.body.clientHeight";
offsetX="document.body.scrollLeft";
offsetY="document.body.scrollTop";
}
}
function checkLocation() {
if (check) {
objectXY="softkeyboard";
var availableX=eval(innerW);
var availableY=eval(innerH);
var currentX=eval(offsetX);
var currentY=eval(offsetY);
x=availableX-tablewidth+currentX;
//y=availableY-tableheight+currentY;
y=currentY;
evalMove();
}
setTimeout("checkLocation()",0);
}
function evalMove() {
//eval(docStyle + objectXY + styleDoc + horz + "=" + x);
eval(docStyle + objectXY + styleDoc + vert + "=" + y);
}

self.onError=null;
currentX = currentY = 0; 
whichIt = null; 
lastScrollX = 0; lastScrollY = 0;
NS = (document.layers) ? 1 : 0;
IE = (document.all) ? 1: 0;
function heartBeat() {
if(IE) { diffY = document.body.scrollTop; diffX = document.body.scrollLeft; }
if(NS) { diffY = self.pageYOffset; diffX = self.pageXOffset; }
if(diffY != lastScrollY) {
percent = .1 * (diffY - lastScrollY);
if(percent > 0) percent = Math.ceil(percent);
else percent = Math.floor(percent);
if(IE) document.all.softkeyboard.style.pixelTop += percent;
if(NS) document.softkeyboard.top += percent; 
lastScrollY = lastScrollY + percent;}
if(diffX != lastScrollX) {
percent = .1 * (diffX - lastScrollX);
if(percent > 0) percent = Math.ceil(percent);
else percent = Math.floor(percent);
if(IE) document.all.softkeyboard.style.pixelLeft += percent;
if(NS) document.softkeyboard.left += percent;
lastScrollX = lastScrollX + percent;}}
function checkFocus(x,y) { 
stalkerx = document.softkeyboard.pageX;
stalkery = document.softkeyboard.pageY;
stalkerwidth = document.softkeyboard.clip.width;
stalkerheight = document.softkeyboard.clip.height;
if( (x > stalkerx && x < (stalkerx+stalkerwidth)) && (y > stalkery && y < (stalkery+stalkerheight))) return true;
else return false;}
function grabIt(e) {
check = false;
if(IE) {
whichIt = event.srcElement;
while (whichIt.id.indexOf("softkeyboard") == -1) {
whichIt = whichIt.parentElement;
if (whichIt == null) { return true; } }
whichIt.style.pixelLeft = whichIt.offsetLeft;
whichIt.style.pixelTop = whichIt.offsetTop;
currentX = (event.clientX + document.body.scrollLeft);
currentY = (event.clientY + document.body.scrollTop); 
} else { 
window.captureEvents(Event.MOUSEMOVE);
if(checkFocus (e.pageX,e.pageY)) { 
whichIt = document.softkeyboard;
StalkerTouchedX = e.pageX-document.softkeyboard.pageX;
StalkerTouchedY = e.pageY-document.softkeyboard.pageY;} }
return true;}
function moveIt(e) {
if (whichIt == null) { return false; }
if(IE) {
newX = (event.clientX + document.body.scrollLeft);
newY = (event.clientY + document.body.scrollTop);
distanceX = (newX - currentX); distanceY = (newY - currentY);
currentX = newX; currentY = newY;
whichIt.style.pixelLeft += distanceX;
whichIt.style.pixelTop += distanceY;
if(whichIt.style.pixelTop < document.body.scrollTop) whichIt.style.pixelTop = document.body.scrollTop;
if(whichIt.style.pixelLeft < document.body.scrollLeft) whichIt.style.pixelLeft = document.body.scrollLeft;
if(whichIt.style.pixelLeft > document.body.offsetWidth - document.body.scrollLeft - whichIt.style.pixelWidth - 20) whichIt.style.pixelLeft = document.body.offsetWidth - whichIt.style.pixelWidth - 20;
if(whichIt.style.pixelTop > document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5) whichIt.style.pixelTop = document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5;
event.returnValue = false;
} else { 
whichIt.moveTo(e.pageX-StalkerTouchedX,e.pageY-StalkerTouchedY);
if(whichIt.left < 0+self.pageXOffset) whichIt.left = 0+self.pageXOffset;
if(whichIt.top < 0+self.pageYOffset) whichIt.top = 0+self.pageYOffset;
if( (whichIt.left + whichIt.clip.width) >= (window.innerWidth+self.pageXOffset-17)) whichIt.left = ((window.innerWidth+self.pageXOffset)-whichIt.clip.width)-17;
if( (whichIt.top + whichIt.clip.height) >= (window.innerHeight+self.pageYOffset-17)) whichIt.top = ((window.innerHeight+self.pageYOffset)-whichIt.clip.height)-17;
return false;}
return false;}
function dropIt() {whichIt = null;
if(NS) window.releaseEvents (Event.MOUSEMOVE);
return true;}
if(NS) {window.captureEvents(Event.MOUSEUP|Event.MOUSEDOWN);
window.onmousedown = grabIt;
window.onmousemove = moveIt;
window.onmouseup = dropIt;}
if(IE) {
document.onmousedown = grabIt;
document.onmousemove = moveIt;
document.onmouseup = dropIt;}
if(NS || IE) action = window.setInterval("heartBeat()",1);