var xmlHttpSide = false;
function openSideMenu(){
		var url = "includes/leftColumn.php";
		var get = "?";
		if (window.XMLHttpRequest){
			xmlHttpSide = new XMLHttpRequest();
		}else{
			if (window.ActiveXObject){
					xmlHttpSide = new ActiveXObject("Microsoft.XMLHTTP");
				}
			}		
		xmlHttpSide = new XMLHttpRequest();
		xmlHttpSide.open("GET", url+get, true);
		xmlHttpSide.onreadystatechange = function() {
			if (xmlHttpSide.readyState == 4) {
    			document.getElementById('sidemenu_container').innerHTML = xmlHttpSide.responseText;
			}
		}
		xmlHttpSide.send(null);
}