Javascript code for soft keyboard

<style>
    BODY {

    SCROLLBAR-FACE-COLOR: #f0f0f6; FONT-SIZE: 9pt; BACKGROUND-ATTACHMENT: fixed; MARGIN: 0px; SCROLLBAR-HIGHLIGHT-COLOR: #f0f0f6; SCROLLBAR-SHADOW-COLOR: #f0f0f6; SCROLLBAR-3DLIGHT-COLOR: #6699cc; LINE-HEIGHT: normal; SCROLLBAR-ARROW-COLOR: #6699cc; SCROLLBAR-TRACK-COLOR: #6699cc; BACKGROUND-REPEAT: repeat; SCROLLBAR-DARKSHADOW-COLOR: #6699cc

    }

    .bold {

    FONT-WEIGHT: bold; FONT-SIZE: 9pt; COLOR: #ffffff; LINE-HEIGHT: 180%;}

    TABLE {

    FONT-SIZE: 9pt; LINE-HEIGHT: normal;}

    A:link {

    COLOR: #0000ff; TEXT-DECORATION: none

    }

    A:visited {

    COLOR: #0000ff; TEXT-DECORATION: none

    }

    A:hover {

    COLOR: #ff0000

    }

    A:active {

    COLOR: #ff0000

    }

    A.C:link {

    COLOR: #ffffff; TEXT-DECORATION: none

    }

    A.C:visited {

    COLOR: #ffffff; TEXT-DECORATION: none

    }

    A.C:hover {

    COLOR: #ff0000

    }

    A.C:active {

    COLOR: #ff0000

    }

    .textlogin {

    BORDER-RIGHT: #000000 1px solid; BORDER-TOP: #000000 1px solid; FONT-SIZE: 9pt; BORDER-LEFT: #000000 1px solid; BORDER-BOTTOM: #000000 1px solid; HEIGHT: 18px; BACKGROUND-COLOR: #fafafa

    }

    .textarea {

    BORDER-RIGHT: #003399 1px solid; BORDER-TOP: #003399 1px solid; BORDER-LEFT: #003399 1px solid; BORDER-BOTTOM: #003399 1px solid

    }

    </style>

    

    <SCRIPT language=JavaScript>

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

    var CapsLockValue=0;

    var check;

    self.onError=null;

    currentX = currentY = 0;

    whichIt = null;

    lastScrollX = 0; lastScrollY = 0;

    NS = (document.layers) ? 1 : 0;

    IE = (document.all) ? 1: 0;

    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;

    }

    document.write("<DIV align=center id=\"softkeyboard\" name=\"softkeyboard\" style=\"position:absolute; left:0px; top:0px; width:500px; z-index:180;display:none\"><table id=\"CalcTable\" width=\"\" border=\"0\" align=\"center\" cellpadding=\"0\" cellspacing=\"0\" bgcolor=\"\"><FORM id=Calc name=Calc action=\"\" method=post autocomplete=\"off\"><tr><td title=\"尊敬的客户：为了保证网上密码安全,建议使用密码输入器输入密码!\" align=\"middle\" valign=\"middle\" bgcolor=\"\" style=\"cursor: default;height:30\"><INPUT type=hidden value=\"\" name=password><INPUT type=hidden value=ok name=action2>&nbsp<font style=\"font-size:13px;\">海康威视</font>&nbsp;&nbsp;密码输入器&nbsp&nbsp&nbsp&nbsp&nbsp;&nbsp;&nbsp&nbsp;&nbsp;&nbsp&nbsp;&nbsp;&nbsp&nbsp;&nbsp;&nbsp&nbsp;&nbsp;&nbsp&nbsp;&nbsp&nbsp;<INPUT style=\"width:100px;height:20px;background-color:#54BAF1;\" type=button value=\"使用键盘输入\" bgtype=\"1\" onclick=\"password1.readOnly=0;password1.focus();softkeyboard.style.display='none';password1.value='';\"><span style=\"width:2px;\"></span></td></tr><tr align=\"center\"><td align=\"center\" bgcolor=\"#FFFFFF\"><table align=\"center\" width=\"%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\"><tr align=\"left\" valign=\"middle\"><td><input type=button value=\" ~ \"></td><td><input type=button value=\" ! \"></td><td><input type=button  value=\" @ \"></td><td><input type=button value=\" # \"></td><td><input type=button value=\" $ \"></td><td><input type=button value=\" % \"></td><td><input type=button value=\" ^ \"></td><td><input type=button value=\" & \"></td><td><input type=button value=\" * \"></td><td><input type=button value=\" ( \"></td><td><input type=button value=\" ) \"></td><td><input type=button value=\" _ \"></td><td><input type=button value=\" + \"></td><td><input type=button value=\" | \"></td><td colspan=\"1\" rowspan=\"2\"><input name=\"button10\" type=button value=\" 退格\" onclick=\"setpassvalue();\"  onDblClick=\"setpassvalue();\" style=\"width:100px;height:42px\"></td></tr><tr align=\"left\" valign=\"middle\"><td><input type=button value=\" ` \"></td><td><input type=button value=\" 1 \"></td><td><input type=button value=\" 2 \"></td><td><input type=button value=\" 3 \"></td><td><input type=button value=\" 4 \"></td><td><input type=button value=\" 5 \"></td><td><input type=button value=\" 6 \"></td><td><input type=button value=\" 7 \"></td><td><input type=button value=\" 8 \"></td><td><input type=button value=\" 9 \"></td><td><input name=\"button6\" type=button value=\" 0 \"></td><td><input type=button value=\" - \"></td><td><input type=button value=\" = \"></td><td><input type=button value=\" \\ \"></td><td></td></tr><tr align=\"left\" valign=\"middle\"><td><input type=button value=\" q \"></td><td><input type=button value=\" w \"></td><td><input type=button value=\" e \"></td><td><input type=button value=\" r \"></td><td><input type=button value=\" t \"></td><td><input type=button value=\" y \"></td><td><input type=button value=\" u \"></td><td><input type=button value=\" i \"></td><td><input type=button value=\" o \"></td><td><input name=\"button8\" type=button value=\" p \"></td><td><input name=\"button9\" type=button value=\" { \"></td><td><input type=button value=\" } \"></td><td><input type=button value=\" [ \"></td><td><input type=button value=\" ] \"></td><td><input name=\"button9\" type=button onClick=\"capsLockText();setCapsLock();\" onDblClick=\"capsLockText();setCapsLock();\" value=\"切换大/小写\" style=\"width:100px;\"></td></tr><tr align=\"left\" valign=\"middle\"><td><input type=button value=\" a \"></td><td><input type=button value=\" s \"></td><td><input type=button value=\" d \"></td><td><input type=button value=\" f \"></td><td><input type=button value=\" g \"></td><td><input type=button value=\" h \"></td><td><input type=button value=\" j \"></td><td><input name=\"button3\" type=button value=\" k \"></td><td><input name=\"button4\" type=button value=\" l \"></td><td><input name=\"button5\" type=button value=\" : \"></td><td><input name=\"button7\" type=button value=\" &quot; \"></td><td><input type=button value=\" ; \"></td><td><input type=button value=\" ' \"></td><td rowspan=\"2\" colspan=\"2\"><input name=\"button12\" type=button onclick=\"OverInput();\" value=\"   确定  \" style=\"width:130px;height:42\"></td></tr><tr align=\"left\" valign=\"middle\"><td><input name=\"button2\" type=button value=\" z \"></td><td><input type=button value=\" x \"></td><td><input type=button value=\" c \"></td><td><input type=button value=\" v \"></td><td><input type=button value=\" b \"></td><td><input type=button value=\" n \"></td><td><input type=button value=\" m \"></td><td><input type=button value=\" &lt; \"></td><td><input type=button value=\" &gt; \"></td><td><input type=button value=\" ? \"></td><td><input type=button value=\" , \"></td><td><input type=button value=\" . \"></td><td><input type=button value=\" / \"></td></tr></table></td></FORM></tr></table></DIV>")

    function addValue(newValue)

    {

    if (CapsLockValue==0){

    var str=Calc.password.value;

    if(str.length<password1.maxLength){

    Calc.password.value += newValue;}

    if(str.length<=password1.maxLength){

    password1.value=Calc.password.value;}

    }else{

    var str=Calc.password.value;

    if(str.length<password1.maxLength){

    Calc.password.value += newValue.toUpperCase();}

    if(str.length<=password1.maxLength){

    password1.value=Calc.password.value;}}

    }

    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;

    }

    function OverInput()

    {

    var str=Calc.password.value;

    password1.value=Calc.password.value;

    softkeyboard.style.display="none";

    Calc.password.value="";

    password1.readOnly=1;

    }

    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();

    }

    function setCapsLock()

    {

    if (CapsLockValue==0){

    CapsLockValue=1;

    }else{

    CapsLockValue=0;}

    }

    function setCalcborder()

    {

    CalcTable.style.border="1px solid #0090FD"

    }

    function setHead()

    {

    CalcTable.cells[0].style.backgroundColor="#7EDEFF"

    }

    function setCalcButtonBg()

    {

    for(var i=0;i<Calc.elements.length;i++){

    if(Calc.elements[i].type=="button"&&Calc.elements[i].bgtype!="1"){

    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";

    Calc.elements[i].style.borderTopColor= "#118ACC";

    Calc.elements[i].style.borderRightColor= "#118ACC";

    Calc.elements[i].style.borderBottomColor= "#118ACC";

    Calc.elements[i].style.borderLeftColor= "#118ACC";

    Calc.elements[i].style.backgroundColor="#ADDEF8";

    var str1=Calc.elements[i].value;

    str1=str1.trim();

    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);}

    Calc.elements[i].ondblclick=function(){var thisButtonValue=this.value;thisButtonValue=thisButtonValue.trim();addValue(thisButtonValue);}

    }}}}

    function initCalc()

    {

    setCalcborder();

    setHead();

    setCalcButtonBg();

    }

    String.prototype.trim = function(){return this.replace(/(^\s*)|(\s*$)/g, "");}

    var capsLockFlag;

    capsLockFlag=true;

    function capsLockText()

    {

    if(capsLockFlag){

    for(var i=0;i<Calc.elements.length;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<Calc.elements.length;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;

    }

    </SCRIPT>