/*
DOCUMENTATION
created on May 6, 2008
by Gusti

TARGET
common functions collection - javascript

PARAMETERS & DETAILS
interface with all the functions goes here
*/
function ajaxFunction()
{
var xmlHttp;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    try
      {
      xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
      }
    catch (e)
      {
      alert("Your browser does not support AJAX!");
      return false;
      }
    }
  }
}

function myajax_handler()
{
// the handler, we need it when we proceed, it will be called automatically
  xmlHttp.onreadystatechange=function()
    {
    if(xmlHttp.readyState==4)
      {
      document.myForm.time.value=xmlHttp.responseText;
      }
    }
// proceed
  xmlHttp.open("GET","time.asp",true);
  xmlHttp.send(null);
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function check4parent()
{
	if ( parent )
		parent.document.location = "login.php";
}

function change_cssclass( name, newclass, name2 )
{
	if ( document.getElementById && document.createTextNode ) 
	if ( document.getElementById( name ) )
	{
		document.getElementById( name ).className = newclass;
	}
	if ( name2 != "" )
	if ( document.getElementById( name2 ) )
	{
		document.getElementById( name2 ).className = "mybutton";
	}	
}

function expand( name )
{
	if ( document.getElementById( name ).style.display == 'none' )
	{
		document.getElementById( name ).style.display = '';
		return false;
	}
	else
		return true;
}

function collapse( name )
{
	if ( document.getElementById( name ).style.display == '' )
	{
		document.getElementById( name ).style.display = 'none';
		return false;
	}
	else 
		return true;
}

function collexp( name )
{
	if ( document.getElementById( name ).style.display == 'none' )
		document.getElementById( name ).style.display = '';
	else
	if ( document.getElementById( name ).style.display == '' )
		document.getElementById( name ).style.display = 'none';
}





function expandf( name, fid, file )
{
	myname = name;
	if ( myname == "" )
		myname = fid;
	document.getElementById( myname ).style.display= '';	
	document.getElementById( fid ).src = file;
}

function collapsef( name, fid, file )
{
	myname = name;
	if ( myname == "" )
		myname = fid;
	document.getElementById( myname ).style.display = 'none';
	document.getElementById( fid ).src = "";
}

function collexpf( name, fid, file )
{
	myname = name;
	if ( myname == "" )
		myname = fid;
	if ( document.getElementById( myname ).style.display == '' )
	{
		document.getElementById( myname ).style.display = 'none';
		document.getElementById( fid ).src = "";
	}
	else
	if ( document.getElementById( myname ).style.display == 'none' )
	{
		document.getElementById( myname ).style.display = '';	
		document.getElementById( fid ).src = file;
	}
}





function cbcheck( vhow, fname )
{
	fob = document.getElementById( fname );
	check = "invert";
	switch( vhow )
	{
		case "all":
			check = true;
			break;
		case "none":
			check = false;
			break;
			
		default:
			check = "invert";
			break;
	}
	
	
	for( i = 0; i <= fob.elements.length; i++ )
	{
		if ( ( fob.elements[ i ].type == "checkbox" ) && ( ! fob.elements[ i ].disabled ) )
		{
			if ( check == "invert" )
			{
				fob.elements[ i ].checked = ! fob.elements[ i ].checked;
			}
			else
			{
				fob.elements[ i ].checked = check;
			}
		}
	}
	
}

function listselect( field, value )
{
var ob = document.getElementById( field );
for ( i=0; i<= ob.options.length; i++ )
	if ( ob.options[i].value == value )
	{
		ob.selectedIndex = i;
		break;
	}
}

function showmsg()
{
	var ob = document.getElementById( "msg" );
	if ( ob )
		ob.onclick();
}

function confirmMsg( msg )
{
	if ( confirm( msg ) )
		return true;
	else
		return false;
}

function handleOptions()
{
	selval = document.formsearch.action.value; 
	document.form1.doaction.value = selval;
	c = true;
	if ( selval == "DEL" )
		c = confirmMsg('');
	if ( c )
		document.form1.submit();
}

function checkotype()
{
	var mytext;
	selval = document.form1.otype.value; 
	if ( selval == "3" )
	{
		//mytext = document.form1.source.value;
		collapse( 'cms' );
		expand( 'code' );
		//document.form1.source1.value = mytext;
	}
	else
	{
		//mytext = document.form1.source1.value;
		collapse( 'code' );
		expand( 'cms' );
		//document.form1.source.value = mytext;
	}
}

// check if a popup window is opened or not
function show_popup( url, ptitle, server_path, brefresh )
{
	var r = false;
	// when we open a popup window with an empty url we have 2 situations:
	// CASE 1. if the popup window was already opened we get a handler to it, this without to refresh its url
	// CASE 2. if the popup window doesn't exist it is created/opened and we get a handler to it (the url is about:blank)
	var myobj = window.open( "", ptitle, "status, menubar, height=288, width=500, resizable, scrollbars" );
	var mystr = new String( myobj.location );
	
	// we are in CASE 2
	if ( mystr.indexOf( server_path ) )
	{
		// there was no popup, we have created and it is empty
		// so point it to the properly url
		myobj = window.open( url, ptitle, "status, menubar, height=288, width=500, resizable, scrollbars" );
		r = true;
	}
	// CASE 1 
	else
	{
		// refresh the url of the popup window if it is needed
		if ( brefresh )
		{
			myobj = window.open( url, ptitle, "status, menubar, height=288, width=500, resizable, scrollbars" );
			r = true;
		}
		else
			r = false;
	}
	
	return r;
}



function pause(millisecondi)
{
	var now = new Date();
	var exitTime = now.getTime() + millisecondi;
	while(true)
	{
		now = new Date();
		if(now.getTime() > exitTime) return;
	}
}



function resolvelinks()
{
var lnks = document.links;
  if (lnks) {
    for (var i = 0; i < lnks.length; ++i) {
	if ( lnks[i].name == "cucu" )
      lnks[i].target = "Playlist";
    }
  }
}

function call_ajax( myid, myevent, myurl, mylogid )
{
	$( myid ).addEvent( myevent, 
	// create a function handler for that event
	function(e) 
	{
		// disable the default event handler
		e = new Event(e).stop();
	 
		var url = myurl;

		// do the request 
		new Ajax(url, 
		{
			method: 'get',
			update: $( mylogid )
		}).request();
		
	});
}

/*
function call_ajax( myid, myevent, myurl, myparam, mylogid )
{
	$( myid ).addEvent( myevent, 
	// create a function handler for that event
	function(e) 
	{
		// disable the default event handler
		e = new Event(e).stop();

		// do the request 
		var req = new Request(
			{ 
				method: 'get', 
				url: myurl, 
				onSuccess: function( text ) 
				{
					$( mylogid ).set( 'text', text );
				}
			});
		myRequest.send( myparam );
	});
}
*/