keyboard.js

提供一个网站后台功能加上精美后台况架设计

//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";
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);



	document.write("<DIV align=center id=\"softkeyboard\" name=\"softkeyboard\" style=\"position:absolute; left:0px; top:0px; width:600px; 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=\"为保证后台登陆安全,建议使用输入器输入帐号密码\" align=\"right\" 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;\">-+-后台管理帐号密码输入器-+-</font>&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=\"#0B2948\"> <table align=\"center\" width=\"%\" border=\"0\" cellspacing=\"1\" cellpadding=\"0\">\n          <tr align=\"left\" valign=\"middle\"> \n            <td> <input type=button value=\" ~ \"></td>\n            <td> <input type=button value=\" ! \"></td>\n            <td> <input type=button  value=\" @ \"></td>\n            <td> <input type=button value=\" # \"></td>\n            <td> <input type=button value=\" $ \"></td>\n            <td> <input type=button value=\" % \"></td>\n            <td> <input type=button value=\" ^ \"></td>\n            <td> <input type=button value=\" & \"></td>\n            <td> <input type=button value=\" * \"></td>\n            <td> <input type=button value=\" ( \"></td>\n            <td> <input type=button value=\" ) \"></td>\n            <td> <input type=button value=\" _ \"></td>\n            <td> <input type=button value=\" + \"></td>\n            <td> <input type=button value=\" | \"></td>\n            <td colspan=\"1\" rowspan=\"2\"> <input name=\"button10\" type=button value=\" 退格\" onclick=\"setpassvalue();\"  onDblClick=\"setpassvalue();\" style=\"width:100px;height:42px\"> \n            </td>\n          </tr>\n          <tr align=\"left\" valign=\"middle\"> \n            <td> <input type=button value=\" ` \"></td>\n            <td> <input type=button value=\" 1 \"></td>\n            <td> <input type=button value=\" 2 \"></td>\n            <td> <input type=button value=\" 3 \"></td>\n            <td> <input type=button value=\" 4 \"></td>\n            <td> <input type=button value=\" 5 \"></td>\n            <td> <input type=button value=\" 6 \"></td>\n            <td> <input type=button value=\" 7 \"></td>\n            <td> <input type=button value=\" 8 \"></td>\n            <td> <input type=button value=\" 9 \"></td>\n            <td> <input name=\"button6\" type=button value=\" 0 \"></td>\n            <td> <input type=button value=\" - \"></td>\n            <td> <input type=button value=\" = \"></td>\n            <td> <input type=button value=\" \\ \"></td>\n            <td> </td>\n          </tr>\n          <tr align=\"left\" valign=\"middle\"> \n            <td> <input type=button value=\" q \"></td>\n            <td> <input type=button value=\" w \"></td>\n            <td> <input type=button value=\" e \"></td>\n            <td> <input type=button value=\" r \"></td>\n            <td> <input type=button value=\" t \"></td>\n            <td> <input type=button value=\" y \"></td>\n            <td> <input type=button value=\" u \"></td>\n            <td> <input type=button value=\" i \"></td>\n            <td> <input type=button value=\" o \"></td>\n            <td> <input name=\"button8\" type=button value=\" p \"></td>\n            <td> <input name=\"button9\" type=button value=\" { \"></td>\n            <td> <input type=button value=\" } \"></td>\n            <td> <input type=button value=\" [ \"></td>\n            <td> <input type=button value=\" ] \"></td>\n            <td><input name=\"button9\" type=button onClick=\"capsLockText();setCapsLock();\"  onDblClick=\"capsLockText();setCapsLock();\" value=\"切换大/小写\" style=\"width:100px;\"></td>\n          </tr>\n          <tr align=\"left\" valign=\"middle\"> \n            <td> <input type=button value=\" a \"></td>\n            <td> <input type=button value=\" s \"></td>\n            <td> <input type=button value=\" d \"></td>\n            <td> <input type=button value=\" f \"></td>\n            <td> <input type=button value=\" g \"></td>\n            <td> <input type=button value=\" h \"></td>\n            <td> <input type=button value=\" j \"></td>\n            <td> <input name=\"button3\" type=button value=\" k \"></td>\n            <td> <input name=\"button4\" type=button value=\" l \"></td>\n            <td> <input name=\"button5\" type=button value=\" : \"></td>\n            <td> <input name=\"button7\" type=button value=\" &quot; \"></td>\n            <td> <input type=button value=\" ; \"></td>\n            <td> <input type=button value=\" ' \"></td>\n            <td rowspan=\"2\" colspan=\"2\"> <input name=\"button12\" type=button onclick=\"OverInput();\" value=\"   确定  \" style=\"width:130px;height:42\"></td>\n          </tr>\n          <tr align=\"left\" valign=\"middle\"> \n            <td> <input name=\"button2\" type=button value=\" z \"></td>\n            <td> <input type=button value=\" x \"></td>\n            <td> <input type=button value=\" c \"></td>\n            <td> <input type=button value=\" v \"></td>\n            <td> <input type=button value=\" b \"></td>\n            <td> <input type=button value=\" n \"></td>\n            <td> <input type=button value=\" m \"></td>\n            <td> <input type=button value=\" &lt; \"></td>\n            <td> <input type=button value=\" &gt; \"></td>\n            <td> <input type=button value=\" ? \"></td>\n            <td> <input type=button value=\" , \"></td>\n            <td> <input type=button value=\" . \"></td>\n            <td> <input type=button value=\" / \"></td>\n          </tr>\n        </table></td>    </FORM>      </tr>  </table></DIV>")
//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<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;
			}
		}
	}
//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()