/* ---------------------------------------------------------------------------- */

var LoadMSG = "<br><div align=center dir=ltr><img src=images/loading.gif border=0><br>...لطفا کمی صبر کنید</div>";
var WaitMSG = "<br><div align=center dir=ltr><img src=images/loading.gif border=0><br>...لطفا کمی صبر کنید</div>";
var note    = "<br><div align=center dir=ltr>متاسفانه مشکلی در برقراری ارتباط وجود دارد</div>";

var FadeID  = "Main";
var inStep = 1;

/* ---------------------------------------------------------------------------- */

function GetXmlHttpRequest ()
{
   var XmlHttpReq;
   
   if(window.XMLHttpRequest)
	{
		XmlHttpReq = new XMLHttpRequest();
		
		if (XmlHttpReq.overrideMimeType)
		{
			XmlHttpReq.overrideMimeType('text/xml'); // For Prevent Problems In FF
    	}
	}
	else if(window.ActiveXObject)
	{
		var msxmlhttp = new Array(
			'Msxml2.XMLHTTP.5.0',
			'Msxml2.XMLHTTP.4.0',
			'Msxml2.XMLHTTP.3.0',
			'Msxml2.XMLHTTP',
			'Microsoft.XMLHTTP');
      
		for (var i = 0; i != msxmlhttp.length; i++)
		{
			try 
			{
				XmlHttpReq = new ActiveXObject(msxmlhttp[i]); //For IE
			} 
			catch (e) 
			{
				XmlHttpReq = null;
			}
		}
	}
      
	if(!XmlHttpReq )
	{
		XmlHttpReq = new XMLHttpRequest(); //For NS
	}
      
   return XmlHttpReq;

}

/* ----------------------------------------------------------------------------- */

function Load(url, id)
{
	var xmlHTTP = GetXmlHttpRequest();
	
	xmlHTTP.open('GET', url, true);
	
	xmlHTTP.onreadystatechange = function()
	{
		document.getElementById(id).innerHTML = WaitMSG;
		
		if (xmlHTTP.readyState == 4)
		{
			
			document.getElementById(id).innerHTML = xmlHTTP.responseText;
			
			FadeIn();
		}
		
	}
	
	xmlHTTP.send(null);
	
}

/* ---------------------------------------------------------------------------- */

function FadeIn ()
{
	if ( inStep <= 5 )
	{
		document.getElementById(FadeID).style.filter  = 'alpha(opacity=' + ( inStep * 20 ) + ')';
		document.getElementById(FadeID).style.opacity = ( inStep * 0.2 ) ;
		setTimeout (FadeIn, 150);
		inStep++;
	}
	else
	{
		inStep = 0;
	}
}

/* ---------------------------------------------------------------------------- */