/*	
 *	Baggy Javascript Utilities
 *	Kyle Jones
 *	November 2004
 *  All browser general utilities
 */
//************************************************************************************************
//GENERAL UTILITY FUNCTIONS
function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}

function loadLink(linkurl) 
{
   var page = window.open(linkurl); 
}

function loadScript(url) // Loads external js script via URL
{
   var e = document.createElement("script");
   e.src = url;
   e.type="text/javascript";
   document.getElementsByTagName("head")[0].appendChild(e);
}

function browser(id) // Get specific layer object name
{
	if(nn4) 
	{
	    alert("You sad twat, get off Netscape 4!");
	    path = document.layers[id];
	}
	else if(ie) 
	{
		path = document.all[id];
	}
	else 
	{
		path = document.getElementById(id);
	}
	return path;
}

function setLayer(id, distFromMiddle, top) // Set location of layer from middle
{
	var layer = browser(id); // get browser specific path to block element
	if(nn4)
	{
	   layer.top = top;
	   layer.left = ((screen.width / 2) - 400)+distFromMiddle;
    }
    else
    {
	   layer.style.top = top;
	   layer.style.left = ((screen.width / 2) - 400)+distFromMiddle;
    }
}
function setLayerLeft(id, distFromLeft, top) // Set location of layer from middle
{
	var layer = browser(id); // get browser specific path to block element
	if(nn4)
	{
	   layer.top = top;
	   layer.left = distFromLeft;
    }
    else
    {
	   layer.style.top = top;
	   layer.style.left = distFromLeft;
    }
}
function defineObjects() 
{
	page = new Object();
	page.width = document.body.clientWidth;
	page.height = document.body.clientHeight;
}
function quickforum(threadNumber)
{
	var url = "http://www.baggy.ca/forum/forum.php?thread="+threadNumber;
	window.location=url;
}
function loadIframe(iframeName, url) 
{
  	if(!link_clicked)
  	{
		setVisible("IFrameUnderlay",true);
		link_clicked = true;
  	}  
  	if (window.frames[iframeName]) 
  	{
    	window.frames[iframeName].location = url;   
    	return false;
  	}
  	else 
  		return true;
}
function setVisible(name, type)
{
	if(type)
		browser(name).style.visibility="visible";
	else
		browser(name).style.visibility="hidden";
}
function setPhotoLayerVisible(name, type)
{
	if(type)
	{
		browser(name).style.visibility="visible";
		browser(name).style.display="block";
	}
	else
	{
		browser(name).style.visibility="hidden";
		browser(name).style.display="none";
	}
	return !type;
}

function MultiDimensionalArray(iRows,iCols)
{
var i;
var j;
   var a = new Array(iRows);
   for (i=0; i < iRows; i++)
   {
       a[i] = new Array(iCols);
       for (j=0; j < iCols; j++)
       {
           a[i][j] = "";
       }
   }
   return(a);
} 
//************************************************************************************************
//ROLLOVER FUNCTIONS
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_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_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];}
}
//************************************************************************************************
//GLOBALS
MM_reloadPage(true);
var nn4 = (document.layers) ? true : false
var ie = (document.all) ? true : false
var dom = (document.getElementById && !document.all) ? true : false
var page_timer = null;
var link_clicked = false;