Changes

var el searchTextBox = document.createElement("input");elsearchTextBox.id="kkHomePageSearchBox"; elsearchTextBox.type="text";elsearchTextBox.size="35";document.getElementById("kkHomePageSearchBoxDiv").appendChild(elsearchTextBox);

elvar searchTextButton = document.createElement("input");searchTextButton.id=""; searchTextButton.type="submitbutton";document.getElementById("kkHomePageSearchBoxkkHomePageSearchBoxDiv").insertAfterappendChild(elsearchTextButton);