Position items next to each other in oracle apex

1. Function and Global Variable Declaration

/*
 * Dick Dral - Detora @ 2016
 */

/*  Removes the class col-1, col-2 etc. from the div.
 *  This removes the fixed width from the div which gets its
 *  it's width from the content then
 */
function remove_col_x_class( div )
{
  for ( i = 1; i <= 12 ; i++ )
  { $(div).removeClass('col-'+i); }
  return div;
}


/* This function returns the label or input container of an Apex item.
 * These divs can be used to put content on one line.
 */
function get_container_div ( colname, type )
{
  type = ( type.toLowerCase() == 'label' ) ? 'label' : 'input';
  var div = $('#'+colname.toUpperCase()+'_CONTAINER .t-Form-'+type+'Container');
  return div;
}

function position_after ( itemName1, itemName2 )
{
  input1 = remove_col_x_class( get_container_div(itemName1,'input') );
  label2 = remove_col_x_class( get_container_div(itemName2,'label') );
  input2 = remove_col_x_class( get_container_div(itemName2,'input') );
  $(label2).insertAfter( $(input1) );
  $(input2).insertAfter( $(label2) );

}

.2. Execute when Page Loads

position_after('P87_NEW_2','P87_NEW_3');