// JavaScript Document
var xmlHttp

// *******  MAIN CONTENT ************************************//
function showContent(main,submenu,submenu2,subpage,page)
{
	if (main.length==0)
	{
		document.getElementById("mainContent").innerHTML="";
		return;
	}
	
	xmlHttp=GetXmlHttpObject()
	if (xmlHttp==null)
	{
		alert("Your browser does not support AJAX");
		return;
	}
	
	var url = "/common/act_content.php";
	    url = url+"?m="+main+"&sm="+submenu+"&sm2="+submenu2+"&sp="+subpage;
		if (page>0)
		{
			url = url+"&page="+page;	
		}
	xmlHttp.onreadystatechange=stateChanged;
	xmlHttp.open("GET",url,true);
	xmlHttp.send(null);
}

function stateChanged()
{
	if (xmlHttp.readyState==4)
	{
		document.getElementById("mainContent").innerHTML=xmlHttp.responseText;
	}
}

function GetXmlHttpObject()
{
	var xmlHttp=null;
	try {
			// Firefox, Opera 8.0+, Safari
			xmlHttp=new XMLHttpRequest();
		}
	catch (e) 
		{
			try {
					// Internet Explorer
					xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
				}
			catch (e)
				{
					// Internet Explorer
					xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");	
				}
		}
	return xmlHttp;
}