function com_stewartspeak_replacement() {

/*




	Dynamic Heading Generator




    By Stewart Rosenberger




    http://www.stewartspeak.com/headings/









	This script searches through a web page for specific or general elements




	and replaces them with dynamically generated images, in conjunction with




	a server-side script.




*/














replaceSelector("h1","heading.php",false);

var testURL = "test.png" ;

var doNotPrintImages = true;

var printerCSS = "replacement-print.css";



var hideFlicker = true;




var hideFlickerCSS = "replacement-screen.css";




var hideFlickerTimeout = 1000;
























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




    For basic usage, you should not need to edit anything below this comment.




    If you need to further customize this script's abilities, make sure




	you're familiar with Javascript. And grab a soda or something.




*/









var items;




var imageLoaded = false;




var documentLoaded = false;









function replaceSelector(selector,url,wordwrap)




{




	if(typeof items == "undefined")




		items = new Array();









	items[items.length] = {selector: selector, url: url, wordwrap: wordwrap};




}









if(hideFlicker)




{		




	document.write('<link id="hide-flicker" rel="stylesheet" media="screen" href="' + hideFlickerCSS + '" />');		




	window.flickerCheck = function()




	{




		if(!imageLoaded)




			setStyleSheetState('hide-flicker',false);




	};




	setTimeout('window.flickerCheck();',hideFlickerTimeout)




}









if(doNotPrintImages)




	document.write('<link id="print-text" rel="stylesheet" media="print" href="' + printerCSS + '" />');









var test = new Image();




test.onload = function() { imageLoaded = true; if(documentLoaded) replacement(); };




test.src = testURL + "?date=" + (new Date()).getTime();









addLoadHandler(function(){ documentLoaded = true; if(imageLoaded) replacement(); });














function documentLoad()




{




	documentLoaded = true;




	if(imageLoaded)




		replacement();




}









function replacement()




{




	for(var i=0;i<items.length;i++)




	{




		var elements = getElementsBySelector(items[i].selector);




		if(elements.length > 0) for(var j=0;j<elements.length;j++)




		{




			if(!elements[j])




				continue ;




		




			var text = extractText(elements[j]);




    		while(elements[j].hasChildNodes())




				elements[j].removeChild(elements[j].firstChild);









			var tokens = items[i].wordwrap ? text.split(' ') : [text] ;




			for(var k=0;k<tokens.length;k++)




			{




				var url = items[i].url + "?text="+escape(tokens[k]+' ')+"&selector="+escape(items[i].selector);




				var image = document.createElement("img");




				image.className = "replacement";




				image.alt = tokens[k] ;




				image.src = url;




				elements[j].appendChild(image);




			}









			if(doNotPrintImages)




			{




				var span = document.createElement("span");




				span.style.display = 'none';




				span.className = "print-text";




				span.appendChild(document.createTextNode(text));




				elements[j].appendChild(span);




			}




		}




	}









	if(hideFlicker)




		setStyleSheetState('hide-flicker',false);




}









function addLoadHandler(handler)




{




	if(window.addEventListener)




	{




		window.addEventListener("load",handler,false);




	}




	else if(window.attachEvent)




	{




		window.attachEvent("onload",handler);




	}




	else if(window.onload)




	{




		var oldHandler = window.onload;




		window.onload = function piggyback()




		{




			oldHandler();




			handler();




		};




	}




	else




	{




		window.onload = handler;




	}




}









function setStyleSheetState(id,enabled) 




{




	var sheet = document.getElementById(id);




	if(sheet)




		sheet.disabled = (!enabled);




}









function extractText(element)




{




	if(typeof element == "string")




		return element;




	else if(typeof element == "undefined")




		return element;




	else if(element.innerText)




		return element.innerText;









	var text = "";




	var kids = element.childNodes;




	for(var i=0;i<kids.length;i++)




	{




		if(kids[i].nodeType == 1)




		text += extractText(kids[i]);




		else if(kids[i].nodeType == 3)




		text += kids[i].nodeValue;




	}









	return text;




}









/*




	Finds elements on page that match a given CSS selector rule. Some




	complicated rules are not compatible.




	Based on Simon Willison's excellent "getElementsBySelector" function.




	Original code (with comments and description):




		http://simon.incutio.com/archive/2003/03/25/getElementsBySelector




*/




function getElementsBySelector(selector)




{




	var tokens = selector.split(' ');




	var currentContext = new Array(document);




	for(var i=0;i<tokens.length;i++)




	{




		token = tokens[i].replace(/^\s+/,'').replace(/\s+$/,'');




		if(token.indexOf('#') > -1)




		{




			var bits = token.split('#');




			var tagName = bits[0];




			var id = bits[1];




			var element = document.getElementById(id);




			if(tagName && element.nodeName.toLowerCase() != tagName)




				return new Array();




			currentContext = new Array(element);




			continue;




		}









		if(token.indexOf('.') > -1)




		{




			var bits = token.split('.');




			var tagName = bits[0];




			var className = bits[1];




			if(!tagName)




				tagName = '*';









			var found = new Array;




			var foundCount = 0;




			for(var h=0;h<currentContext.length;h++)




			{




				var elements;




				if(tagName == '*')




					elements = currentContext[h].all ? currentContext[h].all : currentContext[h].getElementsByTagName('*');




				else




					elements = currentContext[h].getElementsByTagName(tagName);









				for(var j=0;j<elements.length;j++)




					found[foundCount++] = elements[j];




			}









			currentContext = new Array;




			var currentContextIndex = 0;




			for(var k=0;k<found.length;k++)




			{




				if(found[k].className && found[k].className.match(new RegExp('\\b'+className+'\\b')))




					currentContext[currentContextIndex++] = found[k];




			}









			continue;




	    }









		if(token.match(/^(\w*)\[(\w+)([=~\|\^\$\*]?)=?"?([^\]"]*)"?\]$/))




		{




			var tagName = RegExp.$1;




			var attrName = RegExp.$2;




			var attrOperator = RegExp.$3;




			var attrValue = RegExp.$4;




			if(!tagName)




				tagName = '*';









			var found = new Array;




			var foundCount = 0;




			for(var h=0;h<currentContext.length;h++)




			{




				var elements;




	        	if(tagName == '*')




					elements = currentContext[h].all ? currentContext[h].all : currentContext[h].getElementsByTagName('*');




				else




					elements = currentContext[h].getElementsByTagName(tagName);









				for(var j=0;j<elements.length;j++)




					found[foundCount++] = elements[j];




			}









			currentContext = new Array;




			var currentContextIndex = 0;




			var checkFunction;




			switch(attrOperator)




			{




				case '=':




					checkFunction = function(e) { return (e.getAttribute(attrName) == attrValue); };




					break;




				case '~':




					checkFunction = function(e) { return (e.getAttribute(attrName).match(new RegExp('\\b'+attrValue+'\\b'))); };




					break;




				case '|':




					checkFunction = function(e) { return (e.getAttribute(attrName).match(new RegExp('^'+attrValue+'-?'))); };




					break;




				case '^':




					checkFunction = function(e) { return (e.getAttribute(attrName).indexOf(attrValue) == 0); };




					break;




				case '$':




					checkFunction = function(e) { return (e.getAttribute(attrName).lastIndexOf(attrValue) == e.getAttribute(attrName).length - attrValue.length); };




					break;




				case '*':




					checkFunction = function(e) { return (e.getAttribute(attrName).indexOf(attrValue) > -1); };




					break;




				default :




					checkFunction = function(e) { return e.getAttribute(attrName); };




			}









			currentContext = new Array;




			var currentContextIndex = 0;




			for(var k=0;k<found.length;k++)




			{




				if(checkFunction(found[k]))




					currentContext[currentContextIndex++] = found[k];




			}









			continue;




		}









		tagName = token;




		var found = new Array;




		var foundCount = 0;




		for(var h=0;h<currentContext.length;h++)




		{




			var elements = currentContext[h].getElementsByTagName(tagName);




			for(var j=0;j<elements.length; j++)




				found[foundCount++] = elements[j];




		}









		currentContext = found;




	}









	return currentContext;




}














}// end of scope, execute code




if(document.createElement && document.getElementsByTagName && !navigator.userAgent.match(/opera\/?6/i))




	com_stewartspeak_replacement();