A Simple HTA Script Of Guess Number Game

<html>
<head>
<title>Guess Number</title>
<HTA:APPLICATION
  APPLICATIONNAME="GuessNumber"
  ID="GuessNumber"
  VERSION="1.0"
  MAXIMIZEBUTTON="no"
  SCROLL="no"/>
</head>

<style>

body  {color: #808080;}

.txt  {color: #808080;
    background-color: #000000;
    text-align: center;}

.sml  {font-size: 9pt;}

hr   {color: #808080;}

</style>

<script language="VBScript">

Sub Window_OnLoad
 Randomize
   Dim width,height
   width=350
   height=300
   self.ResizeTo width,height
   BTNR.style.background = "#000000"
   BTNR.style.color = "#808080"
   BTNG.style.background = "#000000"
   BTNG.style.color = "#808080"
   cunt.value = 20
   chk.value = 0
   count.value = 20
   cnum.value = Int((Rnd*9999)+0)
   box.focus
End Sub

Sub BTNG_OnMouseOver
BTNG.style.background = "#808080"
BTNG.style.color = "#000000"
End Sub

Sub BTNR_OnMouseOver
BTNR.style.background = "#808080"
BTNR.style.color = "#000000"
End Sub

Sub BTNG_OnMouseOut
BTNG.style.background = "#000000"
BTNG.style.color = "#808080"
End Sub

Sub BTNR_OnMouseOut
BTNR.style.background = "#000000"
BTNR.style.color = "#808080"
End Sub

Function Reset
Randomize
cnum.value = Int((Rnd*9999)+0)
cunt.value = 20
count.value = 20
info.value = ""
box.value = ""
chk.value = 0
box.focus
End Function

Function Validate
chck = chk.value
num = box.value
cont = cunt.value
If (chck = 1) Then
MsgBox("Reset the game to play again!")
Else If (cont <= 0) Then
MsgBox("You ran out of turns! Reset the game to play again!")
Else If (box.value = "") Then
MsgBox("Enter number!")
Else If Not (IsNumeric(box.value)) Then
MsgBox("Not a valid number!")
Else If (num < 0) Then
MsgBox("Not a valid number!")
Else
StartGame()
End If
End If
End If
End If
End If
End Function

Function StartGame
mnum = Int(box.value)
onum = Int(cnum.value)
cunt.value = Int(cunt.value)-1
If (cunt.value <= 0) Then
box.value = ""
info.value = "Reset the game!"
count.value = cunt.value
MsgBox("You ran out of chances!")
Else If (mnum < onum) Then
info.value = "My number is greater than "&mnum&"!"
count.value = cunt.value
Else If (mnum > onum) Then
info.value = "My number is less than "&mnum&"!"
count.value = cunt.value
Else If (mnum = onum) Then
xnum = 20-Int(cunt.value)
info.value = "You Guessed my numer in "&xnum&" turns!"
count.value = cunt.value
chk.value = 1
Else
info.value = "ERROR!"
cunt.value = cunt.value+1
count.value = cunt.value
End If
End If
End If
End If
box.value = ""
box.focus
End Function

Function KPress()
If (window.event.keycode = 13) Then
Validate()
Else
End If
box.focus
End Function

</script>

<body bgcolor="black" onkeypress="KPress()">
<input type="hidden" id="chk">
<input type="hidden" id="cnum">
<input type="hidden" id="cunt">
<table align="center" border="3">
<caption><hr><b>GUESS NUMBER</b><hr></caption>
<tr>
<td>Do you think you can guess a number between 0 and 9999 in less than 20 turns? Play this little game and find out if you can do it!</td>
</tr>
<tr>
<td align="center"><input type="text" id="box" size="5" maxlength="4" class="txt" onkeypress="If (window.event.keycode < 48 Or window.event.keycode > 57) Then window.event.returnvalue = False"> <input type="button" value="Guess" onClick="Validate" id="BTNG"></td>
</tr>
<tr>
<td align="center"># <input type="text" id="count" size="4" class="txt"  maxlength="0" onmousemove="count.value = cunt.value"> <input type="text" id="info" size="32" class="txt" maxlength="0"></td>
</tr>
<tr>
<td align="right"><a class="sml">| Guess Number - By FlyFar  |  Copyright © 2019 |</a> <input type="button" value="Reset" id="BTNR" onClick="Reset"></td>
</tr>
</table>
</body>
</html>