<script>
    $(function() {
    $("#dialog-form1").dialog({
        autoOpen: false,
        title: "jQuery-UI Dialog",
        modal: true,
        width: "640",
         buttons: [{
                text: "Close Dialog",
                click: function() {
                    $( this ).dialog( "close" );
                }}]
    });



        $( "#delete-user1" )
            .button()
            .click(function() {
                $( "#dialog-form1" ).dialog( "open" );
            });
    });
</script>
<div id="dialog-form1"><p>Are you sure you want delete user #1?</p></div>

<script>
    $(function() {
    $("#dialog-form2").dialog({
        autoOpen: false,
        title: "jQuery-UI Dialog",
        modal: true,
        width: "640",
         buttons: [{
                text: "Close Dialog",
                click: function() {
                    $( this ).dialog( "close" );
                }}]
    });



        $( "#delete-user2" )
            .button()
            .click(function() {
                $( "#dialog-form2" ).dialog( "open" );
            });
    });
</script>
<div id="dialog-form2"><p>Are you sure you want delete user #2?</p></div>
#1 <a href="#" class="mws-tooltip-s" id="delete-user1" title="Delete user"><img src='page_white_delete.png'></a><br/>
#2 <a href="#" class="mws-tooltip-s" id="delete-user2" title="Delete user"><img src='page_white_delete.png'></a><br/>