var currentTab = "tab1";
	alert(document.getElementById('pageName').value);
	function initializeContainer() {
		new Ajax('default.php', {update:'left_content'}).request();
	}		
	function ajaxRequest(pageName,tab) {		
		//if(currentTab != tab){if(document.getElementById(tab).className == "nav_selected"){return false;}}
		//if(currentTab != "f"+tab){if(document.getElementById("f"+ tab).className == "nav_selected"){return false;}}
		if(document.getElementById(tab) != null){if(document.getElementById(tab).className == "nav_selected"){return false;}}
		if(document.getElementById("f"+tab) != null){if(document.getElementById("f"+ tab).className == "nav_selected"){return false;}}
		for(var i = 1;i<=10;i++){
			var tabNav = document.getElementById("tab"+i);
			if(tabNav != null){document.getElementById("tab"+i).className = "";}
			
			var footerNav = document.getElementById("ftab"+i);
			if(footerNav != null){document.getElementById("ftab"+i).className = "";}
			
		}
		document.getElementById('pageName').value = pageName;
		if(document.getElementById(tab) != null){document.getElementById(tab).className = "nav_selected";}		
		if(document.getElementById("f"+tab) != null){document.getElementById("f"+tab).className = "nav_selected";}
		
		$('left_content').effect('opacity',{duration:300, fps:50, onComplete:updateContainer}).start(1,0);
		//currentTab = tab;
		return false;
	}	 
	function updateContainer() {		
		var pageName = document.getElementById('pageName').value;		
		document.getElementById('main_content').className = "loader";
		new Ajax('pages2010/'+pageName, {update:'left_content', onComplete:fadeInContainer}).request();
	}		
	function fadeInContainer() {	
		$('left_content').effect('opacity',{duration:300, fps:50}).start(0,1);
		document.getElementById('main_content').className = "";
	}