function invia_search()
{
	
	 var requiredFieldsErrorMessage = "";
	
	
	var var_search = "";

	var_search = document.forms['search'].elements['w'].value;
	
	if (var_search)  // there are no problems with the form
	{
		document.forms['search'].submit();
	}

}



function invia_wordreference()
{
	
	
	document.forms['form_wordreference'].submit();
	

}



function search_focus()
{

	var_search = document.forms['search'].elements['w'].value ="";
	

}