function ajaxtalk(url, el_id, pars ) { 
  
	var ajax = new Ajax.Updater(
		el_id,
		url,
		{
			method: 'post',
			parameters: pars, 
			evalScripts: false 
		});
}


function requestUpdate(el_id, pars ) {
	var url = 'ajax_showpost.php';
   document.getElementById ( el_id ).innerHTML = '<img src="/images/core/ajax-loader.gif"," alt="" align=middle hspace=50 vspace=50>';
	var ajax = new Ajax.Updater(
		el_id,
		url,
		{
			method: 'post',
			parameters: pars, 
			evalScripts: true 
           
           
		});
}