Looping div elements using jquery

var child = $("this");

var child = $(this);

$(blogEntries).each(function () {
   //Create the blog headline element   

   var BlogDate = new Date(this.Date);

   var Headline = $('<div class="blogHeadline" />');

   Headline.append('<input class="toggleButton" type="button" value="+" />')
           .append('<span class="blogTitle">' + this.Title + ' | </span>')
           .append('<span class="blogDate">' + BlogDate.toDateString() + '</span>')
           .appendTo('#blogPage');

   // now do something similar with your Content:
   //...
});

for (var i = 0; i < 12; i++)
{
  $(':input[name=sNewPKvalue'+(i+1)+']').focus(function() {
      disableAllButtons();
      $(':input[name=Update'+i+']').removeAttr("disabled");
  })
}

  $(':input[name^=sNewPKvalue]').focus(function() {
      disableAllButtons();
      $(':input[name=Update'+(Number(this.name.match(/[0-9]+/))-1)+']').removeAttr("disabled");
  })

$("li.droppable").each(function(index) {
  var $this  = $(this);

  var header = $this.find("a.RootNode");
  var col    = $this.find("ul.ul-reset");
});

for(counter = 0; counter < 2; counter++) {
    $form = $("<form></form>");
    $form.append($('.mandatory-form-input').clone()); //Affected line

    ....
    console.log($form.html());
}