RHEL 6 turn off ThinkPad e42 touchpad

A new notebook ThinkPad e42 (i3 2310 m) is provided by the monks, and the touchpad is always prone to incorrect operations. Therefore, after seeking for a solution for a long time, the touchpad is finally resolved. The record is as follows:
 
Install xorg-x11-apps package: yum install xorg-x11-apps
 
Then:
 
# Shielding
Xinput set-int-prop 12 "Device Enabled" 8 0
# Enable
Xinput set-int-prop 12 "Device Enabled" 8 1
 
 
Write a small command:
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#! /Bin/bash
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# Echo "========================================"
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# Echo "============= touchpad Management Program ============"
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If [$1 = 'on']
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Then
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Xinput set-int-prop 12 "Device Enabled" 8 1
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Echo "touchpad enabled successfully! "
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Elif [$1 = 'off']
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Then
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Xinput set-int-prop 12 "Device Enabled" 8 0
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Echo "the touchpad is disabled successfully! "
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Else
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Echo "Enter the parameter: on/off"
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Echo "for example, enable the touchpad: chumoban on"
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Fi


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