function pagechange(newpage)
{
	var pages = new Array("anna","bio","cv","contact","gallery","book");

	for(var x=0;x<pages.length;x++)
 	{
  		if( pages[x] != newpage) {
			document.getElementById(pages[x]).style.display = "none";
	  	} else {
   		document.getElementById(pages[x]).style.display = "block";
  		}
  	}
  	 	
}

function collectionchange(newpage)
{
	var pages = new Array("mirrored","logwood");

	for(var x=0;x<pages.length;x++)
 	{
  		if( pages[x] != newpage) {
			document.getElementById(pages[x]).style.display = "none";
	  	} else {
   		document.getElementById(pages[x]).style.display = "block";
  		}
  	}


}