一款不错的键盘密码输入js程序_表单特效

//定义当前是否大写的状态
window.onload=
function()
{
password1=null;
initCalc();
}

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";
doc;
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);



document.write(" ")
//给输入的密码框添加新值
function addValue(newValue)
{
if (CapsLockValue==0)
{
var str=Calc.password.value;
if(str.length {
Calc.password.value += newValue;
}
if(str.length<=password1.maxLength)
{
password1.value=Calc.password.value;
}
}
else
{
var str=Calc.password.value;
if(str.length {
Calc.password.value += newValue.toUpperCase();
}
if(str.length<=password1.maxLength)
{
password1.value=Calc.password.value;
}
}
}
//实现BackSpace键的功能
function setpassvalue()
{
var longnum=Calc.password.value.length;
var num
num=Calc.password.value.substr(0,longnum-1);
Calc.password.value=num;
var str=Calc.password.value;
password1.value=Calc.password.value;
}
//输入完毕
function OverInput()
{
//m_pass.mempass.value=Calc.password.value;
var str=Calc.password.value;
password1.value=Calc.password.value;
//alert(theForm.value);
//theForm.value=m_pass.mempass.value;
softkeyboard.style.display="none";
Calc.password.value="";
password1.readOnly=1;
//password1.value=Calc.password.value;
}
//关闭软键盘
function closekeyboard(theForm)
{
//eval("var theForm="+theForm+";");
//theForm.value="";
softkeyboard.style.display="none";
//Calc.password.value="";

}
//显示软键盘
function showkeyboard()
{
if(event.y+140)
softkeyboard.style.top=event.y+document.body.scrollTop+15;
if((event.x-250)>0)
{
softkeyboard.style.left=event.x-250;
}
else
{
softkeyboard.style.left=0;
}

softkeyboard.style.display="block";
password1.readOnly=1;
password1.blur();
//password1.value="";
}

//设置是否大写的值
function setCapsLock()
{
if (CapsLockValue==0)
{
CapsLockValue=1
//        Calc.showCapsLockValue.value="当前是大写 ";
}
else
{
CapsLockValue=0
//        Calc.showCapsLockValue.value="当前是小写 ";
}
}


function setCalcborder()
{
CalcTable.style.border="1px solid #0090FD"
}

function setHead()
{
CalcTable.cells[0].style.backgroundColor="#7EDEFF"
}

function setCalcButtonBg()
{
for(var i=0;i {
if(Calc.elements[i].type=="button"&&Calc.elements[i].bgtype!="1")
{
//        if(i==10)
//    alert(123);
Calc.elements[i].style.borderTopWidth= 0
Calc.elements[i].style.borderRightWidth= 2
Calc.elements[i].style.borderBottomWidth= 2
Calc.elements[i].style.borderLeftWidth= 0
Calc.elements[i].style.borderTopStyle= "none";
Calc.elements[i].style.borderRightStyle= "solid";
Calc.elements[i].style.borderBottomStyle= "solid";
Calc.elements[i].style.borderLeftStyle= "none";
//#46AC17
Calc.elements[i].style.borderTopColor= "#118ACC";
Calc.elements[i].style.borderRightColor= "#118ACC";
Calc.elements[i].style.borderBottomColor= "#118ACC";
Calc.elements[i].style.borderLeftColor= "#118ACC";
//#CBF3B2
Calc.elements[i].style.backgroundColor="#ADDEF8";



var str1=Calc.elements[i].value;
str1=str1.trim();
/*
if(str1=="`")
{
Calc.elements[i].style.fontSize=14;
}
*/

if(str1.length==1)
{
//Calc.elements[i].style.fontSize=16;
//Calc.elements[i].style.fontWeight='bold';
}

var thisButtonValue=Calc.elements[i].value;
thisButtonValue=thisButtonValue.trim();
if(thisButtonValue.length==1)
{
Calc.elements[i].onclick=
function ()
{
var thisButtonValue=this.value;
thisButtonValue=thisButtonValue.trim();
addValue(thisButtonValue);
//alert(234)
}
Calc.elements[i].ondblclick=
function ()
{
var thisButtonValue=this.value;
thisButtonValue=thisButtonValue.trim();
addValue(thisButtonValue);
//alert(234)
}
}

}
}
}

function initCalc()
{
setCalcborder();
setHead();
setCalcButtonBg();
}

String.prototype.trim = function()
{
// 用正则表达式将前后空格
// 用空字符串替代。
return this.replace(/(^\s*)|(\s*$)/g, "");
}

var capsLockFlag;
capsLockFlag=true;

function capsLockText()
{
if(capsLockFlag)//改成大写
{
for(var i=0;i {
var char=Calc.elements[i].value;
var char=char.trim()
if(Calc.elements[i].type=="button"&&char>="a"&&char<="z"&&char.length==1)
{

Calc.elements[i].value=" "+String.fromCharCode(char.charCodeAt(0)-32)+" "
}
}
}
else
{
for(var i=0;i {
var char=Calc.elements[i].value;
var char=char.trim()
if(Calc.elements[i].type=="button"&&char>="A"&&char<="Z"&&char.length==1)
{

Calc.elements[i].value=" "+String.fromCharCode(char.charCodeAt(0)+32)+" "
}
}
}
capsLockFlag=!capsLockFlag;
}

window.onload=
function ()
{
password1=null;
initCalc();


}
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