// JavaScript Document

function doNothing(){}
	
function loadXMLDoc(url){
	xmlhttp=null;
	

  //alert('loadXMLDoc = ' + url);

	if (window.XMLHttpRequest){// code for Firefox, Opera, IE7, etc.
  		xmlhttp=new XMLHttpRequest();
  	} else if (window.ActiveXObject){// code for IE6, IE5
  		xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
	}

	if (xmlhttp!=null){
  		xmlhttp.onreadystatechange=state_Change;
  		xmlhttp.open("GET",url,true);
  		xmlhttp.send(null);
  	} else {
		alert("Your browser does not support XMLHTTP.");
	}
}



function state_Change(){
	if (xmlhttp.readyState==4){// 4 = "loaded"
  		if (xmlhttp.status==200){// 200 = "OK"
    		document.getElementById("right_column").innerHTML=xmlhttp.responseText;
    	} else {
    		alert("state_Change:  Problem retrieving data:" + xmlhttp.statusText);
    	}
  	}
} 

function toc_highlightOn(id){
	div_id = document.getElementById(id);
   div_id.style.backgroundImage='url(http://www.edzerzgallery.com/images/toc_highlight.png)';
}

function toc_highlightOff(id){
	div_id = document.getElementById(id);
   div_id.style.backgroundImage='url(http://www.edzerzgallery.com/images/1x1trans.gif)';
}

function highlightText(id){
	div_id = document.getElementById(id);
	div_id.style.color = "#ffffff";
}

function highlightText_Off(id){
	div_id = document.getElementById(id);
	div_id.style.color = "#838383";
} 

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];}
}