Answers for "prevent close modal when click outside"

bootstrap modal popup disable click outside

<button data-target="#myModal" data-toggle="modal" data-backdrop="static" data-keyboard="false">
    Launch demo modal
 </button>

prevent bootstrap modal from closing when clicking outside

<div id="idModal" class="modal hide" data-backdrop="static" data-keyboard="false">

bootstrap modal popup backdrop false

<button class='btn btn-danger fa fa-trash' data-toggle='modal' data-target='#deleteModal' data-backdrop='static' data-keyboard='false'></button>

prevent close modal when click outside

$('#myModal').modal({
    backdrop: 'static',
    keyboard: false
})

or in HTML
<a data-controls-modal="your_div_id" data-backdrop="static" data-keyboard="false" href="#">

bootstrap modal popup disable click outside

$('#myModal').modal({backdrop: 'static', keyboard: false})

prevent close modal when click outside

<div class="modal fade" id="myModal" data-keyboard="false" data-backdrop="static">