JavaScript - Hide Element When Page Loads

function tabSwitch(new_tab, new_content) {  
  
    document.getElementById('content_1').style.display = 'none';  
    document.getElementById('content_2').style.display = 'none';  
    document.getElementById('content_3').style.display = 'none';
	document.getElementById('content_4').style.display = 'none';
    document.getElementById(new_content).style.display = 'block';     
  
    document.getElementById('btn_1').className = '';  
    document.getElementById('btn_2').className = '';  
    document.getElementById('btn_3').className = '';
	document.getElementById('btn_4').className = '';
    document.getElementById(new_tab).className = 'current';        
  
}

<script type="text/javascript" src="jquery.js"></script>
<script>
$(document).ready(function(){
  suggestions.hide();
  // On the change of the id_location text search for matching results.
  $('#text').keyup(function(){
    // Get the value of the id location.
    var text = $('#text').val();
    // Trim any unnecessary white spaces.
    text = jQuery.trim(text);
    // Start guessing after the length of text if greater than one.
    if (text.length > 1) {
      // Create a query string for ajax.
      var qry_str = '?suggestion=' + text;
      // Send an ajax json request.
      $.getJSON('http://example.com/page.html' + qry_str, function(data){
        // Empty the suggestions box.
        $('#suggestions').empty();
        // Show the suggestions box.
        $('#suggestions').show();
        if (data.length > 1) {
          // Start a list for the suggestion.
          $('#suggestions').append('<ul class="suggestion_list"></ul>');
          // Loop through all the results.
          for (i = 1; i < data.length; i++) {
          // Get the name.
          $('#suggestions ul').append('<li id="suggestion_' + data[i].id + '" class="suggestion suggestions">' + data[i].name + '</li>');
        }
        // If an id selection was made then place its complete text in the box and its id in the id location box.
        $('.suggestion').click(function(){
          // Get the id from the substring of the html id.
          var html_id = $(this).attr("id");
          var id = html_id.substring(11);
          // Get the name from the text.
          var name = $(this).html();
          // Alert just to test if you have the id.
          alert(id);
          // Set the value of the text box to the complete name.
          $('#text').val(name);
          // Hide and empty the suggestion box.
          $('#suggestions').hide();
          // Turn the focus back to the text.
          $('#text').focus();
        });
/*  This is the part that messes up the suggestion click function if turned on. */
        // Hide the box when focus is else where.
        $('#container').focusout(function(){
          alert('test');
//		  $('#suggestions').hide();
        });
      });
    }
  });
});
</script>
<div id="container">
  <input type="text" id="text" name="text" value="">
  <div id="suggestions">
    <ul class="suggestion_list">
      <li id="suggestion_1" class="suggestion">Option 1</li>
      <li id="suggestion_2" class="suggestion">Option 2</li>
      <li id="suggestion_3" class="suggestion">Option 3</li>
      <li id="suggestion_4" class="suggestion">Option 4</li>
    </ul>
  </div>
</div>