function getPage(page,where){
	if (window.XMLHttpRequest){
		// code for IE7+, Firefox, Chrome, Opera, Safari
		xmlhttp=new XMLHttpRequest();
	}else{
		// code for IE6, IE5
		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	}
	
	///////////////////////////////////
	//separte url get variables from the page variable
	///////////////////////////////////
	var page_array = new Array();  //ex: page = "blog.php?p=5&q=1";
	page_array = page.split('?');  //ex: page_array[0] = "blog.php"; page_array[1] = "p=5&q=1";
	
	var pagename = page_array[0];
	
	//check if there were any get variables found
	if (typeof(page_array[1]) != 'undefined'){
		var extra_vars = "&"+page_array[1];
	}else{
		var extra_vars = "";
	}
	////////////////////////////////////
	
	xmlhttp.open("GET","getPage.php?page="+pagename+extra_vars,true);
	xmlhttp.send();
	
	xmlhttp.onreadystatechange=function(){
		if (xmlhttp.readyState==4 && xmlhttp.status==200){
			document.getElementById(where).innerHTML=xmlhttp.responseText;
			openRight();
		}
	}
}

function closeRight(){
	document.getElementById("right").style.display="none";
}

function openRight(){
	document.getElementById("right").style.display="block";
}

function setBackground(number){
	var bg;
	if (number==0){ bg="background.jpg"; }
	else if (number==1){ bg="background1.jpg"; }
	else { bg="background.jpg"; }
	
	document.getElementById("background_image").src=bg;
}