كود تحويل درجات الحرارة

الكود :

<form style="background-color: #F0F0F0">

<p align="center"><font face="Tahoma">
<font color="#0000FF">فهرنهايت
</font><input type="text" name="F" value="32"
NOOP="C.value = 100/(212-32) * (this.value - 32 )" size="20" style="background-color: #F7B428; color: #0000FF"><font color="#FF0000">
F</font><br>
<font color="#0000FF">درجة مئوية </font><input type="text" name="C" value="0"
NOOP="F.value = (212-32)/100 * this.value + 32 " size="20" style="background-color: #F7B428; color: #0000FF">
<font color="#FF0000">C</font></font>

<p align="center">
<a href="--xx--:if(confirm('http://addlinkat.com/ \n\nThis file was not retrieved by Teleport Pro, because it is addressed on a domain or path outside the boundaries set for its Starting Address. \n\nDo you want to open it from the server?'))--xx--='http://addlinkat.com/'" tppabs="http://addlinkat.com/"><font face="Tahoma" size="2"> addlinkat.com Site</font></a>
</form>

شكراً أخي