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Editorial Team
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Asked: 2026-06-03T21:02:05+00:00

In my code i wrote this code for popup but the commented line //

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In my code i wrote this code for popup
but the commented line

// mywindow.document.write('<html><head><title>my div</title>');

automatically executed.Why?
and if i deleted this line my page don’t show any error.
if it is present as comment it shows an error that duplicate title tag.

 function Popup(data) {
            var mywindow = window.open('', 'mydiv', 'height=400,width=600');
           // mywindow.document.write('<html><head><title>my div</title>');
            /*optional stylesheet*/ //mywindow.document.write('<link rel="stylesheet" href="main.css" type="text/css" />');
            mywindow.document.write('</head><body >');
            mywindow.document.write(data);
            mywindow.document.write('</body></html>');
            mywindow.document.close();
            mywindow.print();
            return true;
        }
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1 Answer

  1. Editorial Team

    If you executed it on the server and then commented it, the server might have cached your old js file… try to pass a parameter (any) to the js file in the tag: <script src="myfile.js?version=1.0"/>

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