//here you place the ids of every element you want.
	var ids=new Array('newsletter_section','mobile_section','rss_section','twitter_section');
	
	function switchid(id){	
		hideallids();
		showdiv(id);
	}
	function hideallids(){
	//loop through the array and hide each element by id
		for (var i=0;i<ids.length;i++){
			hidediv(ids[i]);
		}		  
	}
	function hidediv(id) {
	//safe function to hide an element with a specified id
		if (document.getElementById) { // DOM3 = IE5, NS6
			document.getElementById(id).style.display = 'none';
		} else {
			if (document.layers) { // Netscape 4
				document.id.display = 'none';
			} else { // IE 4
				document.all.id.style.display = 'none';
			}
		}
	}
	function showdiv(id) {
	//safe function to show an element with a specified id
		  
		if (document.getElementById) { // DOM3 = IE5, NS6
			document.getElementById(id).style.display = 'block';
		} else {
			if (document.layers) { // Netscape 4
				document.id.display = 'block';
			} else { // IE 4
				document.all.id.style.display = 'block';
			}
		}
	}