when one of these text boxes is selected i want the other disabled. is this possible?
<tr>
<td align="right"><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Cabin </font></td>
<td>
<input type="text" name="cabin" id="cabin" onChange="javascript:this.value=this.value.toUpperCase();">
<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Class </font>
<input type="text" name="class" id="class" onChange="javascript:this.value=this.value.toUpperCase();">
</td>
</tr>
<tr>
<td align="right"><font face="Verdana, Arial, Helvetica, sans-serif" size="2">Cabin </font></td>
<td>
<input type="text" name="cabin" id="cabin" onChange="javascript:this.value=this.value.toUpperCase();">
<font face="Verdana, Arial, Helvetica, sans-serif" size="2">Class </font>
<input type="text" name="class" id="class" onChange="javascript:this.value=this.value.toUpperCase();">
</td>
</tr>