How to disable Right click inside the Iframe

<iframe style="pointer-events:none;" src="https://jaydip+kansagra.com/landscape.pdf#toolbar=0&navpanes=0"/>

Remove / Disable checkbox Checked / unChecked when click on click row in magento 1.9

Need to change code in grid.js (magento\js\mage\adminhtml\grid.js)

Replace code from

rowMouseClick : function(event){
        if(this.rowClickCallback){
            try{
                this.rowClickCallback(this, event);
            }
            catch(e){}
        }
        varienGlobalEvents.fireEvent('gridRowClick', event);
    },

TO

rowMouseClick : function(event){
        var element = Event.findElement(event, 'table');
        if(element.id!='depositGrid_table') {
            if(this.rowClickCallback){
                try{
                    this.rowClickCallback(this, event);
                }
                catch(e){}
            }
        }
        varienGlobalEvents.fireEvent('gridRowClick', event);
    },

How to enable / disable edit qty create invoice in magento

How to enable / disable edit qty create invoice in magento.

You can change enable/disable edit qty when create new invoice in magento.

Open you payment method model file.

Ex. You want to enable/disable edit qty when use "Cash On Delivery"

Open file:
/var/www/html/magentostore/app/code/core/Mage/Payment/Model/Method/Cashondelivery.php

class Mage_Payment_Model_Method_Cashondelivery extends Mage_Payment_Model_Method_Abstract
{
    /**
     * Payment method code
     *
     * @var string
     */
    protected $_code  = 'cashondelivery';
    protected $_canCapture = true;
    protected $_canCapturePartial = true;
    .....
    .....
    .....
}

Add  protected $_canCapturePartial = true; in this file.