function getHTML(url,pars,placeholder)
	{
		var myAjax = new Ajax.Updater(
			placeholder, 
			url, 
			{
				method: 'get', 
				parameters: pars,
				evalScripts: true
			});
		
		
	}
	
	function getHTMLPeriodical(url,pars,placeholder,freq,dec)
	{
		var myAjax = new Ajax.PeriodicalUpdater(
		  placeholder, 
		  url,
		  {
				method: 'get',
				parameters: pars,
				frequency: freq,
				decay: dec
		  });

	}
	
	function updater(url,pars,box)
	{
		new Ajax.Request(
			url, 
			{
				method: 'get',
				parameters: pars,
				onSuccess: function(transport) {
						//$(box).update(transport.responseText);
						transport.responseText.evalScripts();
						document.getElementById(box).innerHTML = transport.responseText;
						} 
			}); 
	}
	
	function returnHTML(url,pars){
		var a = new Ajax.Request(
			url, 
			{
				method: 'get',
				parameters: pars,
				onSuccess: function(transport) {
						//$(box).update(transport.responseText);
						transport.responseText.evalScripts();
						} 
			});
		return a.transport.responseText;
	}