$(document).ready(function(){
	
	function displaySearchTagsField(element, value)
	{
		
			   var panel = element.findParentByType('panel');

	           var searchTagsField = panel.items.find(
	               function(item) {
	                   if (item.name && item.name == './searchtags') {
	                       return true;
	                   } else {
	                       return false;
	                   }
	               }
	           );

	           if (value == '_usepagetags') {
	               searchTagsField.enable();
	               searchTagsField.allowBlank = false;

	           } else {
	               searchTagsField.setValue('');
	               searchTagsField.allowBlank = true;
	               searchTagsField.clearInvalid();
	               searchTagsField.disable();

	           }


	}

});